Peer-reviewed journal articles

Araya-Schmidt, T., Bayse, S.M., Winger, P.D., and Frank, C.H. 2023. Smaller bar spacings in a Nordmøre grid reduces the bycatch of redfish (Sebastes spp.) in the offshore Northern shrimp (Pandalus borealis) fishery of eastern Canada. Aquaculture and Fisheries, 8: 661-671. https://doi.org/10.1016/j.aaf.2023.01.009

Araya-Schmidt, T., Bayse, S.M., Winger, P.D., and Santos, M.R. 2022. Juvenile redfish (Sebastes spp.) behavior in response to Nordmøre grid systems in the offshore northern shrimp (Pandalus borealis) fishery of Eastern Canada. Frontiers in Marine Science, 9: 920429. https://doi.org/10.3389/fmars.2022.920429

Araya-Schmidt, T., Winger P.D., Santos, M.R., Moret, K., DeLouche, H., Legge, G., & Bayse, S.M. (2021). Investigating the performance of a roller footgear in the offshore shrimp fishery of Eastern Canada using underwater video. Fisheries Research, 240, 105968. https://doi.org/10.1016/j.fishres.2021.105968

Araya-Schmidt, T., Legge, G., Santos, M., Bayse, S.M., and Winger, P.D. (2021). Flume tank testing of an innovative footgear technology using simulated seabeds. Journal of Ocean Technology, 16(2): 64-84.

Babyn, J., Varkey, D., Regular, P., Ings, D. and Flemming, J.M., 2021. A Gaussian field approach to generating spatial age length keys. Fisheries Research, 240, p.105956.

Bayse, S.M., and Winger, P.D. 2023. Observations of redfish (Sebastes spp.) escaping a T90 codend. Fisheries Research, 268: 106847. https://doi.org/10.1016/j.fishres.2023.106847

Berge, J., Geoffroy, M., Daase, M., Cottier, F., Priou, P., Cohen, J. H., Johnsen, G., McKee, D., Kostakis, I., Renaud, P. E., Vogedes, D., Anderson, P., Last, K. S., & Gauthier, S. (2020). Light pollution from a ship disrupts Arctic fish and zooplankton behaviours down to 200 m depth. Communications Biology, 3, 1-8.

Blackmore, R.J., Winger, P.D., Bitton, P-P., Bayse, S., Whittaker, K., and Montevecchi, W.A. 2023. The effects of LED handline attachments on Atlantic cod (Gadus morhua) catch efficacy and bycatch. Fisheries Research, 258: 106543. https://doi.org/10.1016/j.fishres.2022.106543

Bouchard, C., Geoffroy, M., LeBlanc, M., & Fortier, L. (2018). Larval and adult fish assemblages along the Northwest Passage: The shallow Kitikmeot and the ice-covered Parry Channel as potential barriers to dispersal. Arctic Science, 4, 781-793.

https://doi.org/10.1139/as-2018-0003.

Bouchard, C., Chawarski, J., Geoffroy, M., Møller, E.V., Mohn, C., Dalgaard Agersted, M. (2022). Resource partitioning may limit interspecific competition among Arctic fish species during early life. Elementa Science of the Anthropocene, 10, 00038.

Cadigan, N.G., Duplisea, D.E., Senay, C., Parent, G.J., Winger, P.D., Linton, B., and Kristinsson, K. 2022. Northwest Atlantic redfish science priorities for managing an enigmatic species complex. Canadian Journal of Fisheries and Aquatic Sciences, 79: 1572-1589.

Cadigan, N.G., Robertson, M., Nirmalkanna, K., & Zheng, N. 2022. The complex relationship between weight and length of cod off the south coast of Newfoundland. Canadian Journal of Fisheries and Aquatic Sciences, 79: 1798-1819.  https://doi.org/10.1139/cjfas-2021-0325.

Cadigan, N.G., Benoît, H., & Yin, Y. 2022. A nonparametric-monotone regression model and robust estimation for paired-tow survey comparative fishing data. Fisheries Research. 254, https://doi.org/10.1016/j.fishres.2022.106422.

Cadigan, N.G., Walsh, S., Benoît, H., Regular, P.M., & Wheeland, L. 2023. A hierarchical model for paired-tow survey comparative fishing data, with application to some Canadian flatfish data. ICES Journal of Marine Science. 80, 1087-1102. https://doi.org/10.1093/icesjms/fsad039.

Cadigan, N.G., & Simpson, M. 2023. Re-analysis of Engel-Campelen survey comparative fishing data for Thorny Skate in NAFO Divisions 3LNOP. Journal of Northwest Atlantic Fishery Science. 54, 1-16. https://journal.nafo.int/Portals/0/vol54-2023/J54-Cadigan0739/J54-Cadigan-MS739.pdf?ver=5cEsyCopfwEqDthsbsBBSA%3D%3D.

Cadigan, N.G., Albertsen, C. M., Zheng, N., & Nielsen, A. 2024. Are state-space stock assessment model confidence intervals accurate? Case studies with SAM and Barents Sea stocks. Fisheries Research. 272, p.106950. https://doi.org/10.1016/j.fishres.2024.106950

Cadigan, N.G., Weerasekeraa, S.J.W.W.M.M.P., Regular, P.M., & Rideout, R.M. 2024. Time varying M with starvation mortality in a state-space stock assessment model for Atlantic cod (Gadus morhua) on the Southern Grand Bank of Newfoundland. Submitted.

Cadigan, N.G., Perreault, A.M, Nguyen, H., Chen, J., Beita-Jimenez, A., Fuller, N., & Ransier, K. 2023. A state-space catch-at-length assessment model for redfish on the Eastern Grand Bank of Newfoundland reveals large uncertainties in data and stock dynamics. Submitted.

Chawarski, J., Klevjer, T.A., Cote, D. and Geoffroy, M., 2022. Evidence of temperature control on mesopelagic fish and zooplankton communities at high latitudes. Frontiers in Marine Science, 9, p.917985.

Chen, J., Gao, J., & Zhang, F. 2024. Spatiotemporal model improves survey indices for witch flounder stock assessment in the Grand Banks. Canadian Journal of Fisheries and Aquatic Sciences. 81, 459-487. https://doi.org/10.1139/cjfas-2023-0101

Cheng, Z., Einarsson, H. A., Bayse, S., Herrmann, B., & Winger, P. (2019). Comparing size selectivity of traditional and knotless diamond-mesh codends in the Iceland redfish (Sebastes spp.) fishery. Fisheries Research, 216, 138-144. https://doi.org/10.1016/j.fishres.2019.04.009

Cheng, Z., Winger, P.D., Bayse, S.M., Kebede, G.E., DeLouche, H., Einarsson, H.A., Pol, M.V., Kelly, D., & Walsh, S.J. (2020). Out with the old and in with the new: T90 codends improve size selectivity in the Canadian redfish (Sebastes mentella) trawl fishery. Canadian Journal of Fisheries and Aquatic Sciences. 77, 1711-1720. https://doi.org/10.1139/cjfas-2020-0063

Cheng, Z, Winger, P.D., Bayse, S.M., & Kelly, D. (2022). Hydrodynamic performance of full-scale T0 and T90 codends with and without a codend cover. Journal of Marine Science and Engineering. 440. https://doi.org/10.3390/jmse10030440

Darnis, G., Geoffroy, M., Dezutter, T., Aubry, C., Massicotte, P., Brown, T., Babin, M., Cote, D. and Fortier, L., 2022. Zooplankton assemblages along the North American Arctic: Ecological connectivity shaped by ocean circulation and bathymetry from the Chukchi Sea to Labrador Sea. Elem Sci Anth, 10(1), p.00053.

Dey, R., Cadigan, N.G, & Zheng, N. (2019). Estimation of the Von Bertalanffy growth model when ages are measured with error. Journal of the Royal Statistical Society Series C, 68, 1131-1147. https://doi.org/10.1111/rssc.12340

Dmitrenko I., Petrusevich, V., Kosobokova, K., Komarov, A.S., Bouchard, C., Geoffroy, M., Koldunov, N., Babb, D.G., Kirillov, S.A, Barber, D.G. (2021). Coastal polynya disrupts the acoustic backscatter diurnal signal over the eastern Laptev Sea shelf. Frontiers in Marine Science. 8:791096.

Dunn, M., Pedersen, G., Basedow, S.L., Daase, M., Falk-Petersen, S., Bachelot, L., Camus, L. and Geoffroy, M., 2022. Inverse method applied to autonomous broadband hydroacoustic survey detects higher densities of zooplankton in near-surface aggregations than vessel-based net survey. Canadian Journal of Fisheries and Aquatic Sciences

Eddy, T.D., Duplisea, D., Robertson, M.D., Ruiz-Díaz, R., Solberg, C.A., & Zhang, F. (In Press). Barriers to implementation of dynamic approaches in fisheries management. FACETS.

Einarsson, H.A., Cheng, Z., Bayse, S.M., Herrmann, B., & Winger, P.D. (2021). Comparing the size selectivity of a novel T90 mesh codend to two conventional codends in the Northern shrimp (Pandalus borealis) trawl fishery. Aquaculture and Fisheries. 6: 382-392. https://doi.org/10.1016/j.aaf.2020.09.005

Einfeldt, A.L., Kess, T., Messmer, A., Duffy, S., Wringe, B., Fisher, J., den Heyer, C., Bradbury, I.R., Ruzzante, D.E., & P. Bentzen. (2021) Chromosome level reference of Atlantic halibut Hippoglossus hippoglossus provides insight into the evolution of sexual determination systems. Molecular Ecology Resources. https://doi.org/10.1111/1755-0998.13369

Fisher, J.A.D., Robert, D., Le Bris, A., Loher T. (2017). Pop-up satellite archival tag (PSAT) temporal data resolution affects interpretations of spawning behaviour of a commercially important teleost. Animal Biotelemetry 5, 21. https://doi.org/10.1186/s40317-017-0137-8

Gao, J., & S.B. Munch. (2019). A function-valued trait approach to estimating the genetic basis of size at age and its potential role in fisheries induced evolution. Evolutionary Applications, 12, 964-976.

Grant, S.M., Walsh, P., Regular, K., Donovan, M., Zabusky, S., and Steiner, R. 2022. Science-indigenous partnerships in action: mobilizing indigenous knowledge and building capacity to participate in fisheries research, Environment Coastal and Offshore Magazine, Summer 2022, 40-43.

Gruss A., Gao, J., Thorson, J.T., Roper, C., Thompson, G, Boldt, J., & Lauth, R. (2020). Estimating synchronous changes in condition and density in eastern Bering Sea fishes. Marine Ecology Progress Series, 635, 169-185.

Gao, J., Thorson, J. T., Szuwalski, C., & Wang, H. Y. (2020). Historical dynamics of the demersal fish community in the East and South China Seas. Marine and Freshwater Research.

Gatti, P., Robert D., Fisher, J.A.D., Marshall, R.C., & Le Bris, A. (2020). Stock-scale electronic tracking of Atlantic halibut reveals summer site fidelity and winter mixing on common spawning grounds. ICES Journal of Marine Science, 77, 2890-2904.

Gatti, P., Fisher, J.A.D., Cyr, F., Galbraith, P., Robert D., & Le Bris, A. (2021). A review and tests of validation and sensitivity of geolocation models for marine fish tracking. Fish and Fisheries, 5, 1041-1066. https://doi.org/10.1111/faf.12568

Gauthier, C., Desgagnes, M., Robert, Le Bris, A., Fisher, J.A.D., Dumont, D., Sirois, P., Rétablissement du flétan atlantique dans le golfe du Saint-Laurent : état des connaissances biologiques et défis de gestion. Le Naturaliste Canadien, 145, 49-61. https://doi.org/10.7202/1080622ar

Geoffroy, M., Daase, M., Cusa, M., Darnis, G., Graeve, M., Santana Hernández, N., Berge, J., Renaud, P. E., Cottier, F., & Falk-Petersen, S. (2019). Mesopelagic Sound Scattering Layers of the High Arctic: Seasonal Variations in Biomass, Species Assemblage, and Trophic Relationships. Frontiers in Marine Science, 6, 1-18. https://doi.org/10.3389/fmars.2019.00364

Geoffroy, M., Langbehn, T., Priou, P., Varpe, Ø., Johnsen, G., Le Bris, A., Fisher, J., Daase, M., McKee, D., Cohen, J., Berge, J. (2021). Pelagic organisms avoid white, blue, and red artificial light from scientific. Scientific Reports. 11, 1-13.

Gossens, J., Woillez, M., Le Bris, A., Verhelst, P., Moens, T., Torreele, E., Reubens, J. (2023). Acoustic and archival technologies join forces: A combination tag. Methods in Ecology and Evolution, 14(3): 860-866.

Herrmann, B., Cerbule, K., Břcíc, J., Grimaldo, E., Geoffroy, M., Daase, M., Berge, J. (2022). Accounting for uncertainties in biodiversity estimations: a new methodology and its application to the mesopelagic sound scattering layer of the high Arctic. Frontiers In Ecology and Evolution.

Jakobsson, M., Mayer, L.A., Nilsson, J., Stranne, C., Calder, B., O’Regan, M., Farrell, J.W., Cronin, T.M., Brüchert, V., Chawarski, J. and Eriksson, B. (2020).  Ryder Glacier in northwest Greenland is shielded from warm Atlantic water by a bathymetric sill. Communications Earth & Environment, 1(45): 1-10

James, T.L., Landsman, S.J., Ramsay, L.L., Giffin, M.D., Le Bris, A., van den Heuvel, M.R. (2020). Migration Patterns of Atlantic Halibut Captured in the Southern Gulf of St. Lawrence as Assessed with Pop-up Satellite Archival and Floy Tags. Canadian Journal of Fisheries and Aquatic Sciences.

Kebede, G.E., Winger, P.D., DeLouche, H., Legge, G., Cheng, Z., Kelly, D., & Einarsson, H. (2020). Flume tank evaluation of the hydrodynamic lift and drag of helix ropes compared to conventional ropes used in midwater trawls. Ocean Engineering, 106674. https://doi.org/10.1016/j.oceaneng.2019.106674

Kebede, G.E., & Winger, P.D. (2020). A comparison of hydrodynamic forces in knotted and knotless netting, using both helix and conventional ropes for midwater trawls. Aquaculture and Fisheries, 6: 96-105. https://doi.org/10.1016/j.aaf.2020.04.002

Kess, T., Einfeldt, A.L., Wringe, B., Lehnert, S.J., Layton, K.S.K., McBride, M.C., Robert, D., Fisher, J.A.D., Le Bris, A., den Heyer, C, Shackell, N.L., Ruzzante, D.E., Bentzen, P. & Bradbury, I.R. (2021) A putative structural variant and environmental variation associated with genomic divergence across the Northwest Atlantic in Atlantic halibut. ICES Journal of Marine Science. https://doi.org/10.1093/icesjms/fsab061

Krumsick, K. J. & Fisher, J.A.D. (2022). Spatial variation in food web structure and functioning among Newfoundland and Labrador fish assemblages. PLoS One.

Kumar, R., Cadigan, N.G. & Morgan, M.J. (2019). Recruitment synchrony in spatially structured Newfoundland and Labrador populations of American plaice (Hippoglossoides platessoides). Fisheries Research, 211, 91-99. https://doi.org/10.1016/j.fishres.2018.10.027.

Kumar, R., Cadigan, N.G., & Zheng, N., Varkey, D., & Morgan, M.J. (2020). A state-space spatial survey-based stock assessment (SSURBA) model to inform spatial variation in relative stock trends. Canadian Journal of Fisheries and Aquatic Sciences, 77(10), 1638-1658. https://doi.org/10.1139/cjfas-2019-0427.

LeBlanc, M., Geoffroy, M., Bouchard, C., Gauthier, S., Majewski, A., Reist, J., & Fortier, L. (2020). Pelagic production and the recruitment of juvenile polar cod Boreogadus saida in Canadian Arctic Seas. Polar Biology. 43:1043-1054 https://doi.org/10.1007/s00300-019-02565-6

Le Bris, A., Fisher, J.A.D., Murphy, H.M., Galbraith, P.S., Castonguay, M., Loher, T., Robert, D. (2018). Migration patterns and putative spawning habitats of Atlantic halibut (Hippoglossus hippoglossus) in the Gulf of St. Lawrence revealed by geolocation of pop-up archival satellite tags. ICES Journal of Marine Science, 75(1): 135:147. https://doi.org/10.1093/icesjms/fsx098

Liu, C., Cowles, G.W., Zemeckis, D.R., Fay, G., Le Bris, A., & Cadrin, S.X. (2019). A hardware-accelerated particle filter for the geolocation of demersal fishes. Fisheries Research, 213, 160–171. https://doi.org/10.1016/j.fishres.2019.01.019\

Ludvigsen, M., Berge, J., Geoffroy, M., Cohen, J.H., De La Torre, P.R., Nornes, S.M., Singh, H., Sørensen, A.J., Daase, M., Johnsen, G. (2018). Use of an Autonomous Surface Vehicle reveals small-scale diel vertical migrations of zooplankton and susceptibility to light pollution under low solar irradiance. Science Advances. 4, 1-8.

Luo, J., McDonald, R., Wringe, B., den Heyer, C., Smith, B., Yan, Y. and Mills Flemming, J. (2022). A spatial analysis of longline survey data for improved indices of Atlantic halibut abundance. ICES Journal of Marine Science, 79, 1954-1964.

Marshall, R.C., Fisher, J.A.D., Gatti, P., Carruthers, E.H., Robert, R., Le Bris, A. (2023). Combining electronic tag data and fish harvesters’ knowledge to identify ocean management concerns. Marine Policy, 147, 105393.

Marshall, R.C., Fisher, J.A.D., Einfeldt, T.L., Gatti, P, Robert, D. and Le Bris, A. (submitted) Reproductive behaviour of Atlantic halibut (Hippoglossus hippoglossus) interpreted from electronic tags. Journal of Fish Biology

McClenaghan, B., Fahner, N., Cote, D., Chawarski, J., McCarthy, A., Rajabi, H., Singer, G. and Hajibabaei, M. (2020). Harnessing the power of eDNA metabarcoding for the detection of deep-sea fishes. PloS one, 15(11), 1-19.

McDonald, R.R., Keith, D.M., Sameoto, J.A., Hutchings, J.A. and Flemming, J.M., 2022. Incorporating intra-annual variability in fisheries abundance data to better capture population dynamics. Fisheries Research, 246, p.106152.

McDonald, R; Keith, D; Sameoto, J; Hutchings, J; and Mills Flemming, J. (2021). Explicit incorporation of spatial variability in a biomass dynamics assessment model. ICES Journal of Marine Science. 78(9), 3265-3280.

McDonald, R., Keith, D., Sameoto, J., Hutchings, J., and Mills Flemming, J. (2022). Incorporating intra- annual variability in fisheries abundance data to better capture population dynamics, Fisheries Research, 246

Murphy, H.M., Fisher, J.A.D., Le Bris, A., Desgagnés, M., Castonguay, M., Loher, T., Robert, D. (2017). Characterization of depth distributions, temperature associations, and seasonal migrations of Atlantic halibut in the Gulf of St. Lawrence using pop-up satellite archival tags. Marine and Coastal Fisheries, 9(1), 341:356. https://doi.org/10.1080/19425120.2017.1327905.

Nguyen, V.Y., Bayse, S.M., Winger, P.D., DeLouche, H., and Legge, G. 2023. Developing a semi-pelagic trawl to capture redfish in the Gulf of St. Lawrence, Canada. PeerJ, 11: e16244. https://doi.org/10.7717/peerj.16244

Nguyen, V.Y., Bayse, S.M., Einarsson, H.A., and Ingólfsson, Ó.A. 2023. Quantifying fish escape under a bottom trawl. Fisheries Research, 267: 106796. https://doi.org/10.1016/j.fishres.2023.106796

Nguyen, V.Y, Bayse, S.M., Cheng, Z., Winger, P.D., DeLouche, H., Kebede, G.E., and Legge, G. 2023. Developing a full-scale shaking codend to reduce the capture of small fish. PLoS ONE, 18(1): e0280751. https://doi.org/10.1371/journal.pone.0280751

Nguyen, V.Y., Bayse, S.M., Einarsson, H.A., and Ingólfsson, Ó.A. 2023. Inferring fish behaviour at the trawl mouth from escape location. PeerJ, 11:e14746.

Nirmalkanna, K., Zheng, N., & Cadigan, N. 2024. Estimating the negative binomial dispersion parameter with a stratum-effects model and many strata. Submitted to Environmental and Ecological Statistics.

Osterblom, H., Cvitanovic, C., van Putten, I., Addison, P., Beddington, J., Hall, J., Ison, S., Jouffray, J.-B., Le Bris, A., Mynott, S., Reid, D., Sugimoto, A. (2020). Science-Industry Collaboration – Sideways or Highways to Ocean Sustainability? One Earth, 3, 79-88.

Pedro, S., Lemire, M., Hoover, C., Saint-Béat, B., Janjua, M.Y., Herbig, J., Geoffroy, M., Yunda-Guarin, G., Moisan, M.A., Boissinot, J. and Tremblay, J.É., 2023. Structure and function of the western Baffin Bay coastal and shelf ecosystem. Elem Sci Anth, 11(1), p.00015.

Perreault, A., Zheng, N., & Cadigan, N.G. (2019). Estimation of growth parameters based on length-stratified age samples. Canadian Journal of Fisheries and Aquatic Sciences, 77(3), 439-450. https://doi.org/10.1139/cjfas-2019-0129.

Perreault, A.M.J, Wheeland, L.J., Morgan, M.J., & Cadigan, N.G. (2020). A state-space stock assessment model for American plaice on the Grand Bank of Newfoundland. Journal of Northwest Atlantic Fishery Science, 51: 45–104. https://doi.org/10.2960/J.v51.m727.

Perreault, A.M.J & Cadigan, N.G. (2021). Natural mortality diagnostics for state-space stock assessment models. Fisheries Research, 243, p.106062. https://doi.org/10.1016/j.fishres.2021.106062.

Priou P., Nikolopoulos A., Flore H., Gradinger, R., Kunish E., Nicolaus M., Katlein C., Linders T., Berge J., Fisher J., Geoffroy M. (2022) Dense mesopelagic sound scattering layer and vertical segregation of pelagic organisms at the Atlantic-Arctic gateway during the midnight sun. Progress in oceanography.

Randall, J., Murphy, H., Robert, D., Geoffroy, M. (2022) Forage fish as predator: summer and autumn diet of Atlantic herring in Trinity Bay, Newfoundland. Journal of Plankton Research.

Ransier, K., Gatti, P., Le Bris, A., den Heyer, C., Claireaux, G., and J.A.D. Fisher. (submitted). Electronic tags reveal variability in habitat use and migratory pathways within North Atlantic’s largest Atlantic halibut (Hippoglossus hippoglossus) stock. Canadian Journal of Fisheries and Aquatic Sciences

Regular, P.M., Buren, A.D., Dwyer, K.S., Cadigan, N.G., Gregory, R.S., Koen-Alonso, M., Rideout, R.M., Robertson, G.J., Robertson, M.D., Stenson, G.B. and Wheeland, L.J., 2022. Indexing starvation mortality to assess its role in the population regulation of Northern cod. Fisheries Research, 247, p.106180. https://doi.org/10.1016/j.fishres.2021.106180.

Rindorf, A., Cadigan, N.G., Howell, D., Eero, M. & Gislason, H. (2019). Periodic fluctuations in recruitment success of Atlantic cod. Canadian Journal of Fisheries and Aquatic Sciences, 77, 236-246. https://doi.org/10.1139/cjfas-2018-0496.

Rindorf, Anna; Deurs, Mikael; Howell, Daniel; Andonegi, Eider; Berger, Aaron; Bogstad, Bjarte; Cadigan, Noel; Elvarsson, Bjarki; Hintzen, Niels; Savina-Rolland, Marie; Taylor, Marc; Trijoulet, Vanessa; van Kooten, Tobias; Zhang, Fan; Collie, Jeremy. 2022. Strength and consistency of density dependence in marine fish productivity. Fish and Fisheries. 23: 812-828. DOI: 10.1111/faf.12650.

Robertson, M., Gao, J., Regular, P., Morgan, J., & Zhang, F. (2021). Lagged recovery of fish spatial distributions following a cold-water perturbation. Scientific Reports, 11, 9513. https://doi.org/10.1038/s41598-021-89066-x.

Robertson, M., Koen-Alonso, M., Regular, P.M, Cadigan, N., & Zhang, F.. 2021. Accounting for a non-linear functional response when estimating prey dynamics using predator diet data. Methods in Ecology and Evolution. https://doi.org/10.1111/2041-210X.13795.

Robertson, M.D., Regular, P.M., & Cadigan, N. 2022. Limited temporal variability in natural mortality for juvenile American plaice on the Grand Bank of Newfoundland. Journal of Northwest Atlantic Fishery Science. 53, 47-56. https://journal.nafo.int/Volumes/Articles/ID/674/categoryId/60/Files

Robertson, M.D., Cadigan, N.G., Regular, P.M., Koen‐Alonso, M., Cyr, F., Zhang, F. & Eddy, T.D., Testing models of increasing complexity to develop ecosystem‐informed fisheries advice. Fish and Fisheries. In press.

Shackell, N.L., Fisher, J.A.D., den Heyer, C.E., Hennen, D.R., Seitz, A.C., Le Bris, A., Robert, D., Kersula, M.E., Cadrin, S.X., McBride, R.S., McGuire, C.H., Kess, T., Ransier, K.T., Liu, C., Czich, A., Frank, K.T. (2021). Spatial Ecology of Atlantic Halibut across the Northwest Atlantic: A Recovering Species in an Era of Climate Change. Reviews in Fisheries Science & Aquaculture, 1-25. https://doi.org/10.1080/23308249.2021.1948502

Weerasekeraa, S.J.W.W.M.M.P., Cadigan, N.G., Nirmalkanna, K., Regular, P.M., & Rideout, R.M. 2024. A spatiotemporal model to derive length-based starvation mortality for Atlantic cod (Gadus morhua) on the Southern Grand Bank of Newfoundland. In revision for Fisheries Research.

Weise, E.M., M. Van Wyngaarden, C. Den Heyer, J. Mills Flemming, T. Kess, A.L. Einfeldt, J.A.D. Fisher, R. Ditta, G. Pare, and D.E. Ruzzante. (submitted) SNP panel and genomic sex identification in Atlantic Halibut (Hippoglossus hippoglossus). Marine Biotechnology

Tang, X., Zheng, N., Rideout, R., Wang, S., & Zhang F. (2020). Identification of recruitment regime shifts with a hidden Markov stock-recruitment model. ICES Journal of Marine Science, 78(7), pp.2591-2602. https://doi.org/10.1093/icesjms/fsab141

Yan, Y., Cantoni, E., Field, C., Treble, M., & Mills Flemming, J. (2023). Spatiotemporal modeling of mature-at-length data using a sliding window approach. Environmetrics, 34( 2), e2759. https://doi.org/10.1002/env.2759

Yin, Y., Aeberhard, W. H., Smith, S. J., & Mills Flemming, J. (2019). Identifiable state-space models: A case study of the Bay of Fundy sea scallop fishery. Canadian Journal of Statistics, 47(1), 27–45. https://doi.org/10.1002/cjs.11470

Yin, Y., Sameoto, J., Keith, D., and Mills Flemming, J. (2022). Improving estimation of length–weight relationships using spatiotemporal models. Canadian Journal of Fisheries and Aquatic Sciences, 79, 1896-1910. https://doi.org/10.1139/cjfas-2021-0317

Yuan, Y; Cantoni, E; Field, C; Treble, M; Mills Flemming, J. (2021). Spatiotemporal Modeling of Bycatch Data: Methods and a Practical Guide through a Case Study in a Canadian Arctic Fishery. Canadian Journal of Fisheries and Aquatic Sciences. 79, 148-158. https://doi.org/10.1139/cjfas-2020-0267

Zhang, F., Rideout, R.M., & Cadigan, N.G. (2019). Spatiotemporal variations in juvenile mortality and cohort strength of Atlantic cod (Gadus morhua) off Newfoundland and Labrador. Canadian Journal of Fisheries and Aquatic Sciences. 77(3), 625-635. https://doi.org/10.1139/cjfas-2019-0156.

Zhang, F., Regular, P., Wheeland, L., Rideout, R.M., & Morgan, J.  (2019). Accounting for non-stationary stock-recruitment relationships in the development of MSY-based reference points. ICES Journal of Marine Science. 78: 2233-2243. https://doi.org/10.1093/icesjms/fsaa176.

Zhang, F., Regular, P., & Pederson, E. (2021).  Age-specific transient dynamics preceding a regional collapse indicate different levels of resilience within two fish populations. In revision.

Zhang, F., & Cadigan, N.G. 2022. An age and length structured statistical catch-at-length model for hard-to-age fisheries stocks. Fish and Fisheries, 23: 1121-1135. https://doi.org/10.1111/faf.12673.

Zheng, N., Wang, S., & Cadigan, N.G. (2019). Local sensitivity equations for maximum sustainable yield reference points. Theoretical Population Biology, 130: 143-159 https://doi.org/10.1016/j.tpb.2019.07.010.

Zheng, N., & Cadigan, N.G. (2019). Likelihood methods for basic stratified sampling, with application to von Bertalanffy growth model estimation. Open Journal of Statistics, 9: 623-642. https://doi.org/10.4236/ojs.2019.96040.

Zheng, N., Cadigan, N. & Morgan, M. J. (2020). A Spatiotemporal Richards-Schnute Growth Model and Its Estimation When Data are Collected Through Length-Stratified Sampling. Environmental and Ecological Statistics, 27(3), 415-446. https://doi.org/10.1007/s10651-020-00450-8

Zheng, N., Robertson, M., Cadigan, N. Zhang, F., Morgan, M. J. & Wheeland, L. (2020). Spatiotemporal variation in maturation: a case study with American plaice (Hippoglossoides platessoides) on the Grand Bank off Newfoundland. Canadian Journal of Fisheries and Aquatic Sciences, 77(10), 1688-1699. https://doi.org/10.1139/cjfas-2020-0017.

Zheng, N. & Cadigan, N. 2021. Frequentist Delta-Variance Approximations for Mixed-Effects Models and TMB. Computational Statistics and Data Analysis, 160, p.107227. https://doi.org/10.1016/j.csda.2021.107227.

Zheng, N. & Cadigan, N. 2023. Frequentist conditional variance for nonlinear mixed-effects models. Journal of Statistical Theory and Practice. 17, 3. https://doi.org/10.1007/s42519-022-00304-5.

Zheng, N., Lim, Y. & Cadigan, N. 2023. A Tweedie Markov Process and Its Application in Fisheries Stock Assessment. Journal of the Royal Statistical Society: Series C. 75, 1276-1292. https://doi.org/10.1093/jrsssc/qlad064.

Zheng, N. & Cadigan, N. 2023. Improved confidence intervals for nonlinear mixed-effects and nonparametric regression models. In revision for Annals of the Institute of Statistical Mathematics.

 

Conference proceedings/publications

Zolich, A., De La Torre, P. R., Johnsen, G., Berge, J., Rodwell, S., Geoffroy, M. (2018). An ice-tethered buoy for fish and plankton research. Oceans 2018, Charleston, United States

Duplisea, D.E., Eddy, T.D., Robertson, M.D., Ruiz-Díaz, R., Solberg, A. & Zhang, F. 2021. Report on Ocean Frontier Institute Workshop on Fisheries Management Reference Points in Highly Dynamic Ecosystems. EcoEvoRxiv. http://dx.doi.org/10.32942/OSF.IO/3WV8Y

 

Articles in professional or trade journals

Kruse, G.H., & Araya-Schmidt, T. (2020). Shellfish - resources and invaders of the North. PISCES Press, 28(1), 54-57.

Priou, P., Fisher, J.A.D., Geoffroy, M., Le Bris, A. & Nissen, A. (2018). Combining fish finders with underwater cameras: the future of scientific surveys? The Navigator: the voice of Atlantic Canada’s fishing industry.

 

Book chapters

Geoffroy, M., Priou, P. (2020). Fish ecology during the polar night. In Berge, J., Jonhsen, G.,

Cohen, J. Polar night marine ecology. Life and light in the dead of night. Springer. pp. 181-216.

 

Articles in popular media

Adey, J. (2019, July 30). With a boost in redfish biomass, researchers are getting ready to guide a commercial fishery. The Broadcast, CBC. https://www.cbc.ca/listen/live-radio/1-122-the-broadcast/clip/15729705-with-a-boost-in-redfish-biomass-researchers-are-getting-ready-to-guide-a-commercial-fishery-efforts-to-disentangle-a-right-whale

Baird, M. (2018, January 23). Northwest Passage Transit a voyage of exploration for MI researchers, students. The Navigator: the voice of Atlantic Canada’s fishing industry.

Devine, B. and Fisher, J.A.D. (2018, February 18) “Caught on Camera: ancient Greenland sharks.” The Conversation: academic rigor, journalistic flair https://theconversation.com/caught-on-camera-ancient-greenland-sharks-90584.

Fisher, J.A.D. (2019, September 17) “Huge sharks, tiny plankton: exploring the changing Arctic from an icebreaker.” The Conversation: academic rigor, journalistic flair https://theconversation.com/huge-sharks-tiny-plankton-exploring-the-changing-arctic-from-an-icebreaker-122602.

 

Reports, briefs, and other forms of grey literature

Araya-Schmidt, T., Bayse, S., Winger, P.D., Andrade, S. (2023). Approaches to Address Bycatch of Juvenile Redfish in Offshore Shrimp Trawling Final Report: Mersey Phoenix Sea Trials. Report Submitted to CCFI, 23p.

Araya-Schmidt, T., Legge, G., and Winger, P.D. (2023). Multi-Year Strategy for Reducing Seabed Impacts of Shrimp and Turbot Trawling in the North through Trawl Modifications: Year 5 Report. 22p. Report submitted to Nunavut Fisheries Association.

Grant, S., Donovan, M., Regular, K., Zabudsky, S., Yang, J., Steiner, R., and Walsh P. (2023). Science and Indigenous partnerships in action: mobilizing Indigenous knowledge and building capacity to participate in research during the implementation of an ecosystem approach to fisheries resource assessments (Sanikiluaq, Igloolik & Sanirajak 2022). Report submitted to Qikiqtaaluk Corp.

Grant, S., Walsh, P., Regular, K., Donovan, M., Zabudsky, S., and Steiner, R. (2022). Science and Indigenous partnerships in action: mobilizing Indigenous knowledge and building capacity to participate in research during the implementation of an ecosystem approach to fisheries resource assessments (Kinngait and Sanikiluaq 2021). Report submitted to Qikiqtaaluk Corp.

Grant, S., Walsh, P., Regular, K., Donovan, M., Folkins, M., Wood, J., Kendell, M. (2019). Marine fisheries resource assessment of water adjacent to Iqaluit and Kimmirut, Nunavut. 118 p. Report submitted to Government of Nunavut, Department of Environment, Fisheries and Sealing Division.

Jacobsen, E., Herbig, J., Aubry, C., Coté, D., Geoffroy, M. (2022). Fishes and Macro-Zooplankton of the Canadian Arctic and Labrador Sea. 2 Volumes. 96 pp. Report submitted to Crown Indigenous Relations and Northern Affairs Canada

Wheeland, L., Robert, D., Geoffroy, M., Kennedy, J., Bonnell, C., Fortier, L. (2018). Commercial fisheries in the Eastern Canadian Arctic. 40p. ArcticNet Integrated Regional Impact Studies Report.

 

Government publications

Thiess, M.E., Benoit, H., Clark, D.S., Fong, K., Mello, L.G.S., Mowbray, F.,  Pepin, P., Cadigan, N., Miller, T., Thirkell, D., Wheeland, L. (2018). Proceedings of the National Comparative Trawl Workshop, November 28-30, 2017, Nanaimo, BC. Can. Tech. Rep. Fish. Aquat. Sci. 3254: x + 39 p.

Curan, K. (ed). 2017. Proceedings of the Regional Framework Discussion on Stock Substructure of Northwest Atlantic Fisheries Organization (NAFO) Divisions 3NOPs4VWX5Zc Atlantic Halibut, Hippoglossus hippoglossus (Scotian Shelf and Southern Grand Banks).52. Fisheries and Oceans Canada.

DFO (2019). Stock Assessment of Gulf of St. Lawrence (4RST) Atlantic Halibut in 2018. DFO Can. Sci. Advis. Sec. Sci. Advis. Rep. 2019/038. https://waves-vagues.dfo-mpo.gc.ca/Library/40818457.pdf

DFO (2020). Redfish (Sebastes mentella and S. fasciatus) stocks assessment in Units 1 and 2 in 2019.  DFO Can. Sci. Advis. Sec. Sci. Advis. Rep. 2020/019.

ICES. 2023. Benchmark workshop on Northern Shelf cod stocks (WKBCOD). ICES Scientific Reports. 5:37. 425 pp. https://doi.org/10.17895/ices.pub.22591423

Niemi, A., Ferguson, S., Hedges, K., Melling, H., Michel, C., Ayles, B., Azetsu-Scott, K., Coupel, P., Deslauriers, D., Devred, E., Doniol-Valcroze, T., Dunmall, K., Eert, J., Galbraith, P., Geoffroy, M., Gilchrist, G., Hennin, H., Howland, K., Kendall, M., Kohlbach, D., Lea, E., Loseto, L., Majewski, A., Marcoux, M., Matthews, C., McNicholl, D., Mosnier, A., Mundy, C.J., Ogloff, W., Perrie, W., Richards, C., Richardson, E., Reist, R., Roy, V., Sawatzky, C., Scharffenberg, K., Tallman, R., Tremblay, J-É., Tufts, T., Watt, C., Williams, W., Worden, E., Yurkowski, D. & Zimmerman, S. 2019. State of Canada’s Arctic Seas. Can. Tech. Rep. Fish. Aquat. Sci. 3344: xv + 189 p.

ICES. 2020. Workshop on the Review and Future of State Space Stock Assessment Models in ICES (WKRFSAM). N. Cadigan (Ed). ICES Scientific Reports. 2:32. 23 pp. http://doi.org/10.17895/ices.pub.6004

Cadigan, N. 2020. A Simple Random-Effects Model to Smooth and Extrapolate Weights-at-Age for 3Ps Cod. DFO Can. Sci. Advis. Sec. Res. Doc. 2020/xxx. v + 25p. In press.

Benoît, H.P., Cadigan, N., Ouellette-Plante, J., and Brassard, C. 2022. Review of the assessment framework for Atlantic cod in NAFO 3Pn4RS: other model inputs and assessment model considerations. DFO Can. Sci. Advis. Sec. Res. Doc. 2022/xxx. In press.

Benoît, H.P., Cadigan, N., Ouellette-Plante, J., and Brassard, C. 2022. Review of the assessment framework for Atlantic cod in NAFO 3Pn4RS: population modelling and elements relevant to a renewed precautionary approach and rebuilding plan. DFO Can. Sci. Advis. Sec. Res. Doc. 2022/xxx. In press.

Cadigan, N, R.M. Rideout, and P. M. Regular. 2022. A State-Space Assessment Model for 3NO Cod. NAFO SCR Doc. 22/039. 55 p.

Cadigan, N and R. Rideout. 2022. A Mixed-Effects Model to Smooth and Interpolate Survey Weights-at-Age for 3NO Cod. NAFO SCR Doc. 22/040. 16 p.

Cadigan, N. 2023. A State-Space Assessment Model for 3Ps Cod (3PsSSAM). DFO Can. Sci. Advis. Sec. Res. Doc. 2023/017. iv + 68 p. https://www.dfo-mpo.gc.ca/csas-sccs/Publications/ResDocs-DocRech/2023/2023_017-eng.html.

Hornby, C.A., Scharffenberg, K.C., Melling, H., Archambault, P., Dawson, K., Geoffroy, M., Henderson,L., Hnatiuk Stewart, S., Holm, J., Hrenchuk, C., Johnson, M.W., Lacho, C.,  Mosbech, A., Myers, P.G., Papakyriakou, T., Remnant, R., Wang, F., Worden, E. (2021). Biophysical and Ecological Overview of the North Water and Adjacent Areas. 228. Fisheries and Oceans Canada.

Niemi, A., Majewski, A., Eert, J., Ehrman, A., Michel, C., Archambault, P., Atchison, S., Cypihot,V., Dempsey,M., de Montety, L., Dunn, M., Geoffroy, M., Hussherr, R., MacPhee, S., Mehdipour, N., Power, M., Swanson, H., TreaudeCoeli, L., Walkusz, W., Williams, W., Woodard, K., Zimmerman, S., Reist, J. (2020). Data from the BREA-MFP and CBS-MEA research programs describing the Anguniaqvia niqiqyuam Marine Protected Area (ANMPA) ecosystem. Can. Data Rep. Fish. Aquat. Sci. 1316: ix + 90p.

Aliaga, A., Boswell, K. M., Boyra, G., Brierley, A., Carrera, P., Couperus, B., Demer, D., Didrikas, T., Einarsson., H., Escobar-Flores, P., Freijer, J., Gastauer, S., Gauthier, S., Geoffroy, M., et al. (2019). Workshop on The Development of Practical Survey Methods for Measuremetns and Monitoring in the Mesopelagic Zone (WKMESOMeth). ICES Scientific Reports. 1:43. 47 pp. http://doi.org/10.17895/ices.pub.5537

Perreault, A. M. J.,  Wheeland, L., & Cadigan, N. G. 2021. Updated state-space model for American plaice (Hippoglossoides platessoides) in Div. 3LNO. NAFO SCR Doc. 21/020. Serial No. N7188. 33 p.

Wheeland, L., Dwyer, K., Kumar, R., Rideout, R., Perreault, A.M.J., & B. Rogers. Assessment of American plaice in Div. 3LNO. SCR Doc 21/035.

ICES. 2021. Workshop of Fisheries Management Reference Points in a Changing Environment (WKRPChange, outputs from 2020 meeting). ICES Scientific Reports. 3:6. 39 pp. https://doi.org/10.17895/ices.pub.7660.

 

Research reports

Herbig, J. & Geoffroy, M. (2020). Analysis of acoustics data collected from moored Acoustic Fish and Zooplankton Profilers (AZFPs) in the Beaufort Sea. Marine Institute of Memorial University. Prepared for Fisheries and Oceans Canada. 26 pp.

Herbig, J., Geoffroy, M., Fisher, J. (2022). 2021 Arctic Cod morphometric analysis and otolith extraction. Prepared for Fisheries and Oceans Canada. 14 pp.

Priou, P., Hiscock, W., Geoffroy, M. (2022). Biomass estimations of Arctic cod (Boreogadus saida) in the Beaufort Sea in 2021. Prepared for Fisheries and Oceans Canada. 19 pp.

 

Conference presentations

Araya-Schmidt, T., Legge, G., Winger P.D., Santos, M., Moret, K., DeLouche, H., Walsh, P., Donovan, M., & Bayse, S.M. (2019, December). Investigating the performance of a roller footgear in the Nunavut offshore shrimp fishery. Can innovation help reduce seabed impact? Presented at the ArcticNet Annual Science Meeting. Halifax, Canada.

Araya-Schmidt, T., Legge, G., Winger P.D., Santos, M., Moret, K., DeLouche, H., Walsh, P., Donovan, M., & Bayse, S.M. (2019, November). Investigating the performance of a roller footgear in the Nunavut offshore shrimp fishery using underwater video. Presented at the ICES - Shellfish Symposium. Tromso, Norway.

Araya-Schmidt, T., Legge, G., Winger P. D., Moret, K., DeLouche, H., Walsh, P., Donovan, M., & Bayse, S.M. (2019, April). Reducing seabed impact of Northern Shrimp and Greenland Halibut trawling in the Nunavut offshore fishery through trawl modifications. Presented at the Benthic Ecology Meeting. St. John’s, Canada.

Araya-Schmidt, T., Bayse, S.M., Winger, P.D., and Frank, C.H. (2022). Using modified bottom trawls to tackle an emerging juvenile redfish (Sebastes spp.) bycatch problem in the offshore Northern shrimp (Pandalus borealis) fishery of eastern Canada. Canadian Conference for Fisheries Research (CCFFR), Vancouver, Feb 25-26, 2022.

Araya-Schmidt, T., Bayse, S.M., Winger, P.D., and Santos, M.R. (2022). Underwater observations of a Northern shrimp (Pandalus borealis) bottom trawl to address an emerging juvenile redfish (Sebastes spp.) bycatch issue. Conference for Fisheries Research (CCFFR), Vancouver, Feb 25-26, 2022.

Bayse, S.M., Winger, P.D., Cheng, Z., Kebede, G.E., DeLouche, H., Einarsson, H.A., Pol, M.V., Kelly, D., & Walsh S.J. (2020, January). T90 mesh codends improve the size selectivity of redfish in the Gulf of St. Lawrence trawl fishery. Redfish Stock Assessments in Units 1 and 2, Mont-Joli, Quebec, Canada.

Cadigan, N. G & Regular, P. (2017, September). Changes in the natural mortality rate for northern cod based on a state-space stock assessment model that integrates tagging data. Presented at the ICES Annual Science Conference, Fort Lauderdale, Florida.

Cadigan, N.G & Rideout, R. (2017, September). Spatio-temporal variation in cohort strength and juvenile mortality rates of Atlantic cod (Gadus morhua) off Newfoundland and Labrador and the Flemish Cap. Presented at the ICES Annual Science Conference, Fort Lauderdale, Florida.

Cadigan, N.G. & Campana, S.E. (2018, July). Hierarchical model-based estimation of population body growth curves for redfish (Sebastes mentella and S. fasciatus) off the eastern coast of Canada. Presented at the International Statistical Ecology Conference 2018, St. Andrews, Scotland.

Cadigan, N. & Kumar, R. (2019, October). A spatial and state-space stock assessment model for American Plaice off the east coast of Canada. Presented at the International Society for Ecological Modelling Global Conference, Sulzburg, Austria.

Cadigan, N.G. (2019, November). Approaches for modelling landings and catch age composition information in state-space stock assessment models.  Presented at The Center for the Advancement of Population Assessment Methodology (CAPAM) workshop on the creation of frameworks for the next generation general stock assessment models, Wellington, New Zealand.

Cadigan, N., and Zheng, N. (2023, September). How confident should we be about confidence intervals: Frequentist statistical inference for state-space models. Poster presentation at the ICES Annual Science Conference. Bilbao, Spain. https://www.ices.dk/events/asc/ASC2022/Pages/ASC-2023.aspx

Cadigan, N. (2023, September). SURBA for length-based survey indices, and extensions for data-moderate stocks with less commercial importance and sampling. Presentation at the ICES Annual Science Conference. Bilbao, Spain. https://www.ices.dk/events/asc/ASC2022/Pages/ASC-2023.aspx

Chawarski, J., Cote, D., Compson, Z., Rajabi, H., Singer, G., Fahner, N., Hajibabaei, M., Fortier, L. &  Geoffroy, M. (2019, November) Differences in biodiversity are detected across depth using environmental DNA in the deep ocean. Poster presented at the OFI Researchers Workshop, St. John’s, Canada.

Chawarski, J., Geoffroy, M., Majewski, A., Gauthier, S., & Reist, J. (2018, April) In situ acoustic response of Arctic cod in the Beaufort Sea. Presented at the ICES Working Group on Fisheries Acoustics, Science and Technology Annual Meeting, Seattle, United States.

Chawarski, J., Klevjer, T., Geoffroy, M., Coté, D., Richard, C., Kartvedt, S. (2023). The Mesopelagic and Beyond: High-Latitude Boundaries and Global Patterns in Vertical Connectivity of the Deep Ocean. ICES Fisheries Acoustics Symposium. Portland, ME, US

Chen, J., Gao, J., & Zhang, F., Cadigan, N.G (2022, August). Improvement to the Stock Assessment of Witch Flounder in NAFO 3N+3O Division. Presented at 152nd Annual Meeting of the American Fisheries Society (AFS), Spokane, United States.

Cheng, Z., Einarsson, H. A., Bayse, S., Herrmann, B., & Winger, P. (2019, January). Size selectivity of traditional and knotless diamond codends in the Iceland redfish (Sebastes spp.) fishery. Presented at the Canadian Conference For Fisheries Research, London, Canada.

Cheng, Z., Einarsson, H. A., Bayse, S., Herrmann, B., & Winger, P. (2019, June). Comparing the size selectivity of three different codend mesh orientations in the Icelandic Northern Shrimp (Pandalus borealis) trawl fishery. Presented at the ICES FAO Working Group on Fishing Technology and Fish Behaviour, Shanghai, China.

Dey, R., Cadigan, N.G., & Abarin, T. (2017, June). Sensitivity to Model Misspecification of a Von Bertalanffy Growth Model with Measurement Error in Age. Presented at the Annual meeting of the Statistical Society of Canada, Winnipeg, Canada.

Dunn, M., Pedersen, G., Geoffroy, M. (2021, March). Autonomous measurements of an undisturbed epipelagic sound scattering layer at high latitudes. Presented at the Arctic Science Summit Week. Lisboa, Portugal (online). 

Dunn, M., McGowan-Yallop, C., Pedersen, G., Falk-Petersen, S., Daase, M., Last, K., Langbehn, T.J., Fielding, S., Brieerley, A.S., Cottier, F., Basedow, S.L., Camus, L., Geoffroy, M. (2023) Model-informed classification of broadband acoustic scattering from zooplankton in an in situ mesocosm. ICES Fisheries Acoustics Symposium. Portland, ME, US

Dunn, M., Pedersen, G., Falk-Petersen, S., Daase, M., Berge, J., Venables, E., Basedow, S.L., Geoffroy, M. (2023) Broadband discrimination of target strength spectra from three co-occurring Arctic species (Boreogadus saida, Pandalus borealis, and Gadus morhua). ICES Fisheries Acoustics Symposium. Portland, ME, US (poster)

Fisher, J.A.D., Le Bris, A., Gatti, P., & Robert, D. (2018, September). Resolving movements of Atlantic halibut through electronic tagging supports the development of a dedicated longline survey and improved stock assessment framework for the Gulf of St. Lawrence stock. Presented at the ICES Annual Science Conference, Hamburg, Germany.

Fisher, J.A.D., Flawd, D., Devine, B., Rockwood, H., & Ostle, C.  (2018, December). Quantifying plankton and plastic composition through the Northwest Passage and Atlantic Arctic Gateway. Presented at the ArcticNet Annual Scientific Meeting, Ottawa, Canada.

Fisher, J., & Ostle, C. (2019, November). Towards pan-Arctic sampling of marine microplastic pollution using the continuous plankton recorder. Presented at the ArcticNet Annual Science Conference, Halifax, Canada.

Fisher, J.A.D., Devine, B., Flawd, D., Le Bris, A., & Robert, D.  (2017, November). The dynamics and implications of Canada’s increasing reliance on emerging, expanding and established flatfish fisheries. Presented at the 10th International Flatfish Symposium, St. Malo, France.

Fisher, J.A.D. 2021. From ships of opportunity to research icebreaker programs: expanding the northern reach of CPR in an increasingly ice-free Canadian Arctic. Continuous Plankton Recorder (CPR) Survey’s 90th Anniversary Online Conference. Marine Biological Laboratory of the United Kingdom, Plymouth, UK.

Fisher, J.A.D. 2022. Sustainable capture fisheries and their ecosystems: an overview of OFI research and training successes. Ocean Frontier Institute 2022 Conference, Halifax, NS.

Flawd, D., & Fisher, J. (2018, November). Temporally dynamic spatial distributions of American plaice (Hippoglossoides platessoides) and yellowtail flounder (Limanda ferruginea) on the Grand Banks, Newfoundland. Presented at the 10th International Flatfish Symposium, St. Malo, France

Frank, C., Steiner, R., Winger, P.D., Bayse, S. (2022). Using increasing brightness in glow-in-the-dark snow crab (Chionoecetes opilio) pots to better understand how light influences catch. Canadian Conference for Fisheries Research (CCFFR), Vancouver, Feb 25-26, 2022.

Frank, C., Steiner, R., Bayse, S., Bitton, P.-P. (2022). Can I get a light? Underwater light performance of glow-in-the-dark pots designed for the Newfoundland snow crab (Chionoecetes opilio) fishery. Canadian Conference for Fisheries Research (CCFFR), Vancouver, Feb 25-26, 2022.

Fuller, N., & Gao, J. (2022, August). Estimating abundance indices for Labrador shelf redfish via a spatiotemporal model. Presented at the 152nd Annual Meeting of the American Fisheries Society, Spokane, Washington, USA.

Gao, J., Cadigan, N., Wheeland, L. & Rogers, B. (2019, October). Spatiotemporal modeling of size distributions with incomplete survey data in a flat fish. Presented at the PICES annual meeting, Victoria, Canada.

Gao, J., Cadigan, N.G, Wheeland, L. & Rogers, B. (2019, October). Spatiotemporal modeling of size distributions with incomplete survey data in a flat fish. Presented at the International Society for Ecological Modelling Global Conference, Sulzburg, Austria.

Gatti, P., Fisher J.A.D., Marshall, R., Robert, D., Le Bris A. (2019, April). Satellite tracking of bottom dwelling fish to inform their conservation and management: the case study of Atlantic halibut in the Gulf of Saint Lawrence. Presented at the Benthic Ecology meeting. St. John’s, Canada.

Gatti, P., Le Bris, A., Fisher, J.A.D., Robert, D. (2018, August). Tracking Atlantic halibut in the Gulf of St. Lawrence with PSAT to identify spawning areas and help design a new longline survey. Presented at the 148th Annual Meeting of the American Fisheries Society, Atlantic City, USA.

Gatti, P., Le Bris, A. (2020, March) Validation of a Hidden Markov Model applied to demersal fish geolocation. Presented at Moving2Gather 2020: a workshop to gather statisticians and movement ecologists, Rennes, France.

Gentile, A. et al. (2021, September). Seasonal spatiotemporal distribution changes and interspecies dynamics of the yellowtail flounder fishery and its bycatch species on the Grand banks. ICES 2021 Annual Science Conference. Virtual conference.

Geoffroy, M., Berge, J., Falk-Petersen, S., Johnsen, G., Santana Hernández, N., Cusa, M., Daase, M., Bluhm, B., Graeve, M., & Cottier, F. (2017, December). Northward range expansion of boreal species into the Arctic: Further evidence from the polar night. Presented at the ArcticChange 2017 conference. Quebec, Canada.

Geoffroy, M., Berge, J., Cohen, J.H., Ludvigsen, M., Cottier, F., Last, K., De La Torre, P.R., Nornes, S.M., Sørensen, A.J., Daase, M., Anderson, P., Johnsen G. (2018, April). Hydroacoustic studies reveal the impact of artificial light from research vessels on the distribution and abundance of marine organisms under low solar irradiance. Presented at the ICES Working Group on Fisheries Acoustics, Science and Technology Annual Meeting, Seattle, United States

Geoffroy, M., Chawarski, J., Cote, D., Hajibabaei, M., Berge, J., Falk-Petersen, S. (2019, April). Contrasting deep scattering layers from the Labrador and Barents Seas. Presented at ICES Working Group on Fisheries Acoustics, Science and Technology Annual Meeting, Galway, Ireland

Geoffroy, M., Coté, D., Chawarski, J., DeZutter, T., Fortier, L., Murphy, A., McAllister, A., Hajibabaei, M. & Fahner. N. (2019, December). New methods to characterize pelagic layers of the Labrador Sea. Presented at the ArcticNet Annual Science Meeting. Halifax, Canada.

Geoffroy, M., Daase, M., Berge, J., Graeve, M., Cusa, M., Santana Hernández, N., & Falk-Petersen, S. (2018, January). Mesopelagic layers in the European Arctic: Seasonal migrations and trophic interactions. Presented at the ArcticFrontiers conference. Tromsø, Norway.

Geoffroy, M., Langbehn, T., Varpe, Ø., Cohen, J., Cottier, F., Last, K., Johnsen, G., McKee, D., Daase., M., Berge, J. (2021, March). Behavioral response of marine fish and zooplankton exposed to artificial light during acoustic surveys. Presented at the Arctic Science Summit Week. Lisboa, Portugal (online). 

Geoffroy, M., Priou, P., & Berge, J. (2018, December). Fishes in the polar Night. Presented at the ArcticNet Annual Scientific Meeting, Ottawa, Canada.

Geoffroy, M. (2021). Mesopelagic organisms in the Arctic: possibilities to compare the Canadian and European Arctic. ICES 2021 Annual Science Meeting, Online, France

Geoffroy, M., Langbehn, T., Varpe, Ø.Cohen, J., Cottier, F., Last, K., Johnsen, G., McKee, D., Daase, M., Berge, J. (2021). In situ experiments reveal behavioral response of marine fish and zooplankton when exposed to artificial light during the Arctic polar night. ICES 2021 Annual Science Conference, Online, France

Geoffroy, M. (2021). Pelagic ecosystem of the subpolar North Atlantic: An overview. Webinar Series of the Healy: We are all in the same boat - in the Arctic, United States

Geoffroy, M., Bouchard, C., Flores, H., Robert, D., et al. (2022). A review of the circumpolar impacts of climate change and anthropogenic stressors on Arctic cod (Boreogadus saida) and its ecosystem. ArcticNet Annual Scientific Meeting. Toronto. Canada

Geoffroy, M., (2023). Fish Diversity and Distribution in the Arctic. Grise Fiord Community Consultation. Grise Fiord, NU, Canada.

Geoffroy, M., Langbehn, T., McKee, D., Sandbank, E., Daase, M., Vogedes, D., Priou, P., Le Bris, A., Fisher, J.A.D., Cohen, J., Varpe, Ø., Johnsen, G., Berge, J. (2023). Pelagic organisms avoid white, blue, green, and red artificial light from scientific instruments. ICES Fisheries Acoustics Symposium. Portland, ME, US

Geoffroy, M., Small, T., Sutton, J., Clément, M., Sirois, P., Cyr, F., McCarthy, J., Bernatchez, L. (2022). New insights into the pelagic ecosystem of Lake Melville. Labrador Research Forum. Goose Bay, Canada

Geoffroy, M. (2023) Les poissons en Arctique : le rôle de la morue polaire. Parlons Sciences Webinar. Online, Canada

Geoffroy, M., Coté, D., Laing, R., Darnis, G., Aubry, C., Chawarski, C., Jacobsen, E., Brown, T., Troussier, R. (2022). Torngat Area of Interest Research Summary Workshop. St. John’s, Canada

Geoffroy, M., Priou, P., Vilgrain, L., Babin, M., Maps, F. (2022). Linking hydroacoustics with UVP imagery to study the Arctic pelagic ecosystem. First Underwater Vision Profiler user meeting and MOPGA-TAD midterm symposium. Villefranche-sur-Mer, France (attended remotely)

Herbig, J., Bouchard, C., LeBlanc, M., Niemi, A., Majewski, A., Gauthier, S., Fisher, J., Geoffroy, M. (2020, December). Interannual variations in environmental conditions affect the recruitment of adult Arctic cod. Presented at the ArcticNet Annual Scientific Meeting, Toronto, Canada (online). 

Herbig, J., Bouchard, C., LeBlanc, M., Niemi, A., Majewski, A., Gauthier, S., Fisher, J., Geoffroy, M. (2021, March). Do interannual variations in environmental conditions affect the recruitment of adult Arctic cod? Presented at the Arctic Science Summit Week. Lisboa, Portugal (online). 

Herbig, J., Loewen, T., Niemi, A., Bouchard, C., Fisher, J., Geoffroy, M. (2023). Regional Differences in Otolith Chemistry of Arctic cod (Boreogadus saida) across the Canadian Arctic. Society of Canadian Aquatic Sciences Conference. Montreal, Canada (poster)

Herbig, J., Aubry, C., Brown, T., Chawarski, J., Coté, D., Darnis, G., De Froe, E., Fisher, J., Jacobsen, E., Michel, C., Oates, A., Priou, P., Sutton, J., Geoffroy, M. (2023) Characterizing pelagic fish and zooplankton communities in the Canadian Arctic. Amundsen Science Scientific Symposium. Quebec, Canada

Jacobsen, E., Brown, T., Coté, D., Geoffroy, M. (2023). Mercury (Hg) and organochlorine pesticides (OCP) in mesopelagic and demersal fish in the Labrador Sea and Canadian Arctic. Society of Canadian Aquatic Sciences Conference. Montreal, Canada

Nirmalkanna, K., N.G. Cadigan, and S.J.W.W.M.M.P. Weerasekera. (2023, June).  Spatiotemporal relationship between weight and length of Atlantic cod on the southern Grand Bank of Newfoundland.  Presented at the Annual meeting of the Statistical Society of Canada, Ottawa, Ontario. https://ssc.ca/en/meetings/annual/2023-ssc-annual-meeting-ottawa.

Le Bris, A., and 30+ co-authors. (2021, October). Creating a global database of surface drift data obtained from detached satellite tags. Presented at the 7th international bio-logging science symposium, Honolulu Hawaii (Online).

Le Bris, A., Fisher, J.A.D., Gatti, P., & Robert., D. (2018, February). Using pop-up satellite tags to study the migratory behaviours of large demersal fish: the case study of Atlantic halibut (Hippoglossus Hippoglossus) in the Gulf of St. Lawrence. Presented at the Ocean Science Meeting, Portland, OR.

Le Bris, A., Fisher, J.A.D., & Robert., D. (2017, November). Tracking flatfish using archival tag data: the case study of the Gulf of St. Lawrence Atlantic halibut (Hippoglossus hippoglossus). Presented at the International Flatfish Symposium, Saint Malo, France.

Lim, Y., Cadigan, N., & Zheng, N. (2022, June). A Tweedie Markov process and its application in fisheries stock assessment. Presented at the International Statistical Ecology Conference, Cape Town, South Africa, and hybrid.

Kebede, G.E., Winger, P.D., DeLouche, H., Legge, G., Cheng, Z., Kelly, D., & Einarsson, H.A. (2018, May). Evaluating the drag and lift coefficients of self-spreading helical ropes against conventional PA, amnd PE ropes at different attack angles and towing speeds. Presented at the ICES FAO Working Group on Fishing Technology and Fish Behaviour, Hirtshals, Denmark.

Kumar, R. & Cadigan, N.G. (2018, October). Spatial State-Space Survey Based Assessment Model for the Grand Banks American Plaice.  Presented at the CAPAM workshop on spatial stock assessment models, La Jolla, US.

Marshall, R., Le Bris, A., Fisher, J.A.D., Gatti, P., Robert, D. (2019, April). Distribution and seasonal behavior of Atlantic halibut (Hippoglossus hippoglossus) in the Gulf of St. Lawrence based on data from pop-up satellite archival tags. Presented at the Benthic Ecology Meeting. St John’s, Canada.

Marshall, R. Le Bris, A., Fisher, J.A.D., Gatti, P., Robert, D. (2018, December). Distribution and seasonal behavior of Atlantic halibut (Hippoglossus hippoglossus) in the Gulf of St. Lawrence based on data from pop-up satellite archival tags. Presented at the 16th Flatfish Biology Conference. Westbrook, USA.

Marshall, R.C., Fisher, J.A.D., Gatti, P., Carruthers, E.H., Robert, R., Le Bris, A. (2022, September). Combining electronic tag data and fish harvesters’ knowledge to identify ocean management concerns. Presented a the ICES Annual Science Conference 2022. Dublin, Ireland.

Marshall, R.C., Fisher, J.A.D., Einfeldt, A.L., Gatti, P., Robert, R., Le Bris, A. (2022 November). Reproductive behaviour of Atlantic halibut (Hippoglossus hippoglossus) interpreted from electronic tags. Presented at the 17th Flatfish Biology Conference. Westbrook, USA.

Moore, E., & Favaro, B. (2019, April). Do Cod Discarded from Pots Experience Behaviour Impairment? Presented at the Benthics Ecology Meeting. St John’s, Canada.

Nguyen, V.Y., Bayse, S.M., Cheng, Z., Winger, P.D., DeLouche, H., Kebede, G.E., and Legge, G. (2022). An effective technique to reduce the capture of small fish in the redfish trawl fishery in Canada. Canadian Conference for Fisheries Research (CCFFR), Vancouver, Feb 25-26, 2022.

Nguyen, V.Y., Bayse, S.M., Einarsson, H.A., and Ingólfsson, Ó.A. (2022). Herding behavior of fish at different locations of the trawl mouth. Canadian Conference for Fisheries Research (CCFFR), Vancouver, Feb 25-26, 2022.

Perreault, A.M.J. & Cadigan, N.G. (2021 June). Natural mortality diagnostics for state-space stock assessment models. CAPAM Workshop on Natural Mortality: Theory, Estimation and Application in Fishery Stock Assessment Models. (Virtual; Awarded best student presentation).

Perreault, A.M.J. & Cadigan, N.G. (2023 September). Operationalizing an extended state-space age-structured catch-at-length model for redfish on the Eastern Grand Bank of Newfoundland. Presented at the ICES Annual Science Conference. Bilbao, Spain. https://www.ices.dk/events/asc/ASC2022/Pages/ASC-2023.aspx

Perreault, A.M.J. & Cadigan, N.G. (2023 September). An extended state-space age-structured catch-at-length model for redfish on the Eastern Grand Bank of Newfoundland. Presented at the ICES Annual Science Conference. Bilbao, Spain. https://www.ices.dk/events/asc/ASC2022/Pages/ASC-2023.aspx

Priou, P., Berge, J., Flores, H., Majewski, A., Gauthier, S., Resit, S., Geoffroy, M. (2020, December). Spatial variation in mesopelagic sound scattering layer density within high Arctic seas. Presented at the ArcticNet Annual Scientific Meeting, Toronto, Canada (online).

Priou, P.,  Chawarski, J., Berge, J., Falk-Petersen, S., Geoffroy, M. (2018, June). Arctic cod (Boreogadus saida) versus boreal fish species in the Barents Sea. Presented at the ESSAS-IMBER annual scientific meeting. Fairbanks, United States.

Priou, P., Kunisch, E., Katlein, C., Berge, J., Gradinger, R., Flores, H., Geoffroy, M. (2017, December). Vertical distribution of pelagic fish and zooplankton under the European Arctic pack ice. Presented at the ArcticChange 2017 conference. Quebec, Canada.

Priou P., Nikolopoulos A., Flores H., Gradinger R., Kunisch E., Nicolaus M., Katlein C., Linders C., Berge J., & Geoffroy M. (2019, December). Under-ice vertical distribution of pelagic organisms in the Arctic Ocean during the midnight sun. Presented at the ArcticNet Annual Science Meeting. Halifax, Canada.

Priou, P., Nikolopoulos, A., Flores, H., Linders, T., Nicolaus, M., Katlein, C., Gradinger, R., Kunisch, E., Berge, J., & Geoffroy, M. (2018, October). Linking vertical zooplankton and fish migrations to environmental cues under the Arctic pack ice during the midnight sun. Presented at the Synergy of physical, biological, and biogeochemical Arctic observations (SynArc) workshop. Delmenhorst, Germany.

Ransier, K., A. Le Bris, J. Fisher, G. Claireaux, N. Den Heyer, M. Desgagnes, W. DeVoe, P. Gatti, T. James, C. Liu, C. McGuire, D. Robert.  (2021, November). Atlantic halibut migratory behavior and stock mixing across the northwest Atlantic. Oral presentation delivered virtually at the American Fisheries Society Annual Meeting.

Regular, P. & Cadigan, N.G. (2017, September). Approaches for modelling the variances of multiple survey indices in a state-space stock assessment model. Presented at the ICES Annual Science Conference, Florida.

Regular, P. M., Cadigan, N. G., Gregory, R. S., Koen-Alonso, M., Robertson, G. J., Stenson, G. B., & Zhang, F. (2021 June). The role of starvation in the collapse and slow recovery of northern cod. CAPAM Workshop on Natural Mortality: Theory, Estimation and Application in Fishery Stock Assessment Models. (Virtual).

Robertson, M. D., Regular, P. M., Gao, J., Morgan, M. J., & Zhang, F. (2020, February). Spatial Hysteresis: Non-Recovery of Fish Spatial Distributions with Returning Ocean Condition. Ocean Sciences Meeting. United States.

Robertson, M. D., Koen-Alonso, M., Regular, P. M., Cadigan, N., & Zhang, F. (2021, November). Accounting for a non-linear functional response when estimating prey dynamics using predator diet data. 151st Annual Meeting of the American Fisheries Society (AFS). Baltimore, Maryland. Virtual.

Robertson, M.D., Cadigan, N., Regular, P.M., Koen-Alonso, M., Zhang, F., & Eddy, T.D. (2022, July). Drivers of differential recovery for flatfish on the Newfoundland Grand Bank. Fourth ICES PICES Early Career Scientist Conference. St. John’s, Canada.

Robertson, M.D., Cadigan, N., Regular, P.M., Koen-Alonso, M., Zhang, F., & Eddy, T.D. (2022, August). Ecosystem drivers of differential recovery for flatfish on the Newfoundland Grand Bank. 152nd Annual Meeting of the American Fisheries Society (AFS). Virtual.

Tang, X. (2021, September). Identifying regime shifts in stock-recruitment relationships using hidden Markov model. ICES 2021 Annual Science Conference. Virtual conference.

Winger, P.D., Cadigan, N., and Fisher, J. (2023, May). Sustainable Capture Fisheries and their Ecosystems. OFI Researchers Conference. St. John’s, Canada.

Wood, J., Donovan, M., Grant, S. (2019, April). Assessing the life history of soft-shell clams (Mya truncata) in coastal waters of Baffin Island and its potential as a commercial fishery. Presented at the Benthic Ecology Meeting. St. John’s, Canada.

Zhang, F., Zheng, N., & Cadigan, N. (2018, September). Stochastic MSY accounting for non-stationary stock-recruitment relationship. Presented at the ICES annual science conference, Hamburg, Germany.

Zhang, F., Regular, P., Pedersen, E. (2019, October). Regime shift and early warning signals of Atlantic cod and American plaice on Grand Bank off Newfoundland. Presented at the PICES annual meeting, Victoria, Canada.

Zheng, N. & Cadigan, N.G. (2018, June). Maximum Likelihood Estimation with Data from a Response-selective Stratified Sampling Design, with Application to Fish Growth Curve Estimation.  Presented at the Annual meeting of the Statistical Society of Canada, Montreal, Canada.

Zheng, N. & Cadigan , N.G. (2018, July). Maximum likelihood estimation with data from a response-selective stratified sampling design, with application to fish growth curve estimation. Presented at the International Statistical Ecology Conference 2018, St. Andrews, Scotland.

Zheng, N., & Cadigan, N.G., and J. Morgan. (2019, June). A Spatiotemporal Von Bertalanffy Growth Model and Its Estimation When Data Are Collected Through Length-Stratified Sampling.  Presented at the Annual meeting of the Statistical Society of Canada, Calgary, Canada.

Zheng, N., Cadigan, N. & Morgan, M. J. (2019, November). A Spatiotemporal Richards-Schnute Growth Model and Its Estimation When Data are Collected Through Length-Stratified Sampling. Presented at the International Society for Ecological Modelling Global Conference, October, Austria.

Zheng, N., & Cadigan, N. (2020, June). Spatiotemporal modelling approach for combined estimation of fish growth and maturity when data are collected through length stratified sampling. Virtual International Statistical Ecology Conference 2020.

Wood, J., Donovan, M., Grant, S. (2019, November). Assessing the life history of soft-shell clams (Mya truncata) of Baffin Island, Canada: Implications for sustainable fisheries. Presented at the ICES Shellfish Symposium. Tromso, Norway.

Zhu, L., Fisher, J.A.D., Robert, D. (2018, January). Characterizing diet and growth for a marine fish invading the Gulf of St. Lawrence. Presented at the Canadian Conference for Fisheries Research. Edmonton, Canada.

Zhu, L., Fisher, J.A.D., Robert, D. (2018, August). Silver hake in the Gulf of St. Lawrence: Investigating diet and growth in a newly invaded region. Presented at the American Fisheries Society Annual Meeting. Atlantic City, US.

 

Invited/keynotes

Cadigan, N. G and A. Perreault. (2019, November). Accounting for retrospective patterns in state-space stock assessment models. Presented at the ICES Workshop to develop guidelines for addressing catch forecasts from biased Assessments. Woods Hole, USA

Cadigan, N. G. (2021 June) Recent and future advancements in assessment methodology for data-rich stocks.  Presented at the Annual meeting of the Statistical Society of Canada, Virtual.

Cadigan, N.G, Benoît, H., & Regular, P. (2022, October). A review of how time-varying M is accounted for in Canadian east coast groundfish assessments. Presented at the CAPAM workshop on Stock Assessment Good Practices. Rome, Italy, and hybrid.

Cadigan, N.G. (2023, May). How Confident Should we be About State-Space Model Confidence Intervals. CANSSI / OFI Workshop on Advancing Best Practice in State Space Assessment Modeling of Complex Fisheries and Biological Data, with a Focus on the Canadian Context. Halifax, Nova Scotia, Canada.

Cadigan, N.G. (2023, May). Stock Assessment for the Rest of Us: Hard-to-Age, or Low Value, or By-Catch Stocks. CANSSI / OFI Workshop on Advancing Best Practice in State Space Assessment Modeling of Complex Fisheries and Biological Data, with a Focus on the Canadian Context. Halifax, Nova Scotia, Canada.

Cadigan, N.G. (2023, November). Training the next generation of stock assessment scientists. DFO workshop “Small Pelagic Fishes”. Moncton, NB. https://github.com/TESA-workshops/Small-Pelagics-Workshop-2023.

Cadigan, N.G. (2023, November). Stock Assessment for the Rest of Us:  Hard-to-Age, or Low Value, or By-Catch Groundfish Stocks. DFO workshop “Small Pelagic Fishes”. Moncton, NB. https://github.com/TESA-workshops/Small-Pelagics-Workshop-2023.

Cadigan, N.G. (2023, December). Next-Gen stock assessment training needs. OFI Workshop on State-Space Assessment Models for Stocks with Little or No Age Data. St. John’s, NL, Canada. https://www.ofi.ca/event/assessment-methods-for-stocks-with-little-or-no-age-data.

Cadigan, N.G. (2023, December). Exploratory age-based catch-at-length stock assessment for 2J3KL witch flounder. St. John’s, NL, Canada. https://www.ofi.ca/event/assessment-methods-for-stocks-with-little-or-no-age-data.

Cadigan, N.G. (2023, December). Stock Assessment for the Rest of Us: Hard-to-Age, or Low Value, or By-Catch Stocks. St. John’s, NL, Canada. https://www.ofi.ca/event/assessment-methods-for-stocks-with-little-or-no-age-data.

Cadigan, N.G. (2024, January). Contemporary analyses of survey comparative fishing data: Re-analysis for Thorny Skate in 3LNOP. Atlantic States Marine Fisheries Commission NEAMAP/SEAMAP Trawl Survey Vessel and Gear Calibration Workshop. Hybrid.

Cadigan,N.G. (2024, January). A hierarchical model to combine survey comparative fishing data for multiple experiments, species, and areas, with application to flatfish off the coast of Newfoundland. Atlantic States Marine Fisheries Commission NEAMAP/SEAMAP Trawl Survey Vessel and Gear Calibration Workshop. Hybrid

Fisher, J.A.D. (2021, September) From ships of opportunity to research icebreaker programs: expanding the northern reach of CPR in an increasingly ice-free Canadian Arctic. (2021). Continuous Plankton Recorder (CPR) Survey’s 90th Anniversary Online Conference. Marine Biological Laboratory of the United Kingdom, Plymouth, UK.

Fisher, J.A.D. (2019, September). Panelist within ‘The Ocean Under Our Influence’ discussion organized by The Conversation Canada for science literacy week, St. John’s, NL.

Fisher, J.A.D. (2018, December). From plastics and plankton to sharks: Academic-industry partnerships provide a means to survey marine ecosystems within the Canadian Arctic. Presented at the Laval University’s Department of Biology and Québec-Océan, Québec City, Canada.

Fisher, J.A.D. (2017, July). Towards continuous plankton recorder survey(s) in Canada’s Northwest Passage.  Presented at Sir Alistar Hardy Foundation for Ocean Sciences, Plymouth, UK.

Fisher, J.A.D. (2018, June). Sustainability research examples within the Centre for Fisheries Ecosystems Research (CFER). Presentation to the Pierre Elliott Trudeau Foundation, St. John’s, Canada.

Fisher, J.A.D., Devine, B., Fudge, S. (2018, January). Exploratory fisheries and ecosystem understanding: a win-win collaboration in the north. Presented at the Northern Offshore Allocation Holders Association Science Frontiers Meeting, Ottawa, Canada.

Gao, J. (2018, November). Spatial time delay embedding via Gaussian process modeling. Presented at the NOAA-Empirical dynamical Modelling Workshop, Santa Cruz, USA

Gatti, P., Robert, D., Fisher, J.A.D., Marshall, R.C., Le Bris, A. (2021, March) Archival satellite tagging of Atlantic halibut in the Gulf of St. Lawrence. Presented at the Stock Assessment of the Gulf of St. Lawrence (4RST) Atlantic halibut. Rimouski, Canada.

Geoffroy, M. (2018, March). Les écosystèmes pélagiques à la frontière Atlantique-Arctique: observations récentes provenant d'études hydroacoustiques. Presented at DFO Seminar Series, Mont-Joli, Canada.

Geoffroy, M. (2020, March). Behavioral response of marine fish and zooplankton exposed to artificial light during acoustic surveys. Presented at DFO capelin stock assessment, St. John’s, Canada

Geoffroy, M., Chawarski, J., Clément, M., Majewski, A., Gauthier, S. (2018, March). Forage fish at the Atlantic-Arctic gateway: New acoustic surveys. Presented at Filling in the Forage Fish Gap Workshop, Nanaimo, Canada.

Geoffroy, M., Cyr, F., Bélanger, D., Priou, P. (2019, March). Ecology of the North Atlantic: A complex cold-water ecosystem. Presented at the Future of Oceans: A Symposium on Stewarding the North Atlantic, St. John's, Canada.

Geoffroy, M. (2018, December). Pelagic ecosystems at the Atlantic-Arctic gateway - a focus on fish. Presented at the International Naval & Maritime Exhibition and Congress for Latin America, Valparaiso, Chile.

Geoffroy, M. (2021, March). Demersal spawning of capelin in Northern Labrador. Presented at DFO capelin stock assessment, St. John’s, Canada

Geoffroy, M., Neves, B., Edinger, E. (2021, November). Pelagic ecosystems at the Atlantic-Arctic gateway. Memorial University Department of Geography Seminar Series, St. John's, Canada

Geoffroy, M. (2021, May). Collecting mesopelagic data from an ice breaker in the Arctic. MEESO workshop on detection of mesopelagic organisms from vessel-mounted acoustics, Galway, United Kingdom

Geoffroy, M., Bouchard, C., Flores, H., Robert, D., et al. (2022). The circumpolar impacts of climate change and anthropogenic stressors on Arctic cod (Boreogadus saida) and its ecosystem. ESSAS - Ecosystem Studies of Subarctic and Arctic Seas Scientific meeting. Seattle, US

Geoffroy, M., (2023). Pelagic Fishes in a Changing Arctic: the Importance of the Mesopelagic Realm. Gordon Research Conference on Polar Marine Science. Ventura, US

Geoffroy, M., Dunn, M., Sandbank, E., (2023). Fisheries Acoustics in the Arctic. Ny-Alesund research station seminar series. Ny-Alesund, Norway

Geoffroy, M. (2022) Fishes in a changing Arctic. Tara Polar Station Annual Meeting. Motovun, Croatia

Grant, S., Walsh., P. (2019, May). Inshore multispecies resource assessments and coastal environmental baseline study: Inner Frobisher Bay Iqaluit. Presentation at Fisheries and Oceans Canada Ocean Protection Plan Baseline Workshop, Iqaluit, Nunavut.

Le Bris, A. (2017, June). La pêche et la recherche sur le flétan atlantique au Canada: une collaboration entre l’industrie, le gouvernement et le monde académique. Presented at IFREMER - DYNECO Seminar Series, Brest, France.

Le Bris, A., and 30+ co-authors. (2021, November). Creating a global database of surface drift data obtained from detached satellite tags. Presented at the 9th annual Ocean Tracking Network symposium (Online).

Mills Flemming, J. (2019, July). Spatiotemporal Models for Better Understanding Marine Life, Faculty of Computer Science Seminar Series, Dalhousie University, Halifax, Canada.

Mills Flemming, J. (2019, April) Statistical Tools for Validating Animal Movement Models, Gordon Research Conference on Movement Ecology of Animals, Tuscany, Italy.

Mills Flemming, J. (2019, June) New Approaches to Estimating Population Size for Marine Species, Statistical Society of Canada Annual General Meeting, Calgary, Canada.

Mills Flemming, J. (2021, June) New Statistical Tools For Estimating Abundance from Spatiotemporal Fisheries Research Vessel Data. Virtual Statistics 2021 Canada Conference, Canada

Zhang, F. (2019, June). Non-stationary population dynamics and resilience-based fisheries management. Presented at 2019 Young Scholar Forum on Fisheries Science at Shanghai Ocean University, Shanghai, China.

Zhang, F. (2019, June). Non-stationary population dynamics and ecological resilience. Presented at South China Sea Institute of Oceanology Seminar. Guangzhou, China.

Zhang, F. (2019, June). Fisheries stock assessment in the light of non-stationary population dynamics. Presented at South China Sea Fisheries Research Institute Seminar, Guangzhou, China.

 

Interviews (broadcast or text)

“Researchers figure-out best way to catch redfish”. CBC Radio, The Broadcast, July 28, 2020. Radio Interview. https://www.cbc.ca/listen/live-radio/1-122-the-broadcast/clip/15789707-harvesters-dates-catching-cod-late-researchers-figure-best

“Artificial light impacts Arctic marine ecosystems’’. Regards Arctiques, Radio-Canada International. Text interview published on 11 March, 2020

‘’Ice tethered observatory deployed’’. Nunavut News. Text interview published on 9 March, 2020

“La nuit, la lumière nuit’’. Les Années Lumière, Radio-Canada (National). Broadcast interview presented on 8 March, 2020

“Des balises servant à l’étude du flétan récupérées sur l’isthme Miquelon-Langlade.” France Info la 1ere, August 29, 2019. TV Interview https://la1ere.francetvinfo.fr/saintpierremiquelon/miquelon-langlade/balises-servant-etude-du-fletan-recuperees-isthme-miquelon-langlade-743973.html.

Sonder les grands fond. Les Années Lumière, Radio-Canada (National). Broadcast interview presented on 25 August, 2019

Le réchauffement climatique nuit-il à la morue arctique? Téléjournal Acadie, Radio-

Canada. Broadcast interview presented on April 6, 2019

“Tagging and tracking Atlantic halibut in the Gulf of St. Lawrence.” CBC’s The Broadcast. Radio Interview https://www.cbc.ca/listen/live-radio/1-122-the-broadcast/clip/15668638-tagging-and-tracking-atlantic-halibut-in-the-gulf-of-st.-lawrence (February 5, 2019).

“Marine Institute researchers studying halibut.” Newfoundland Television Evening News, January 30, 2019. TV Interview http://ntv.ca/marine-institute-researchers-studying-halibut/ (January 30, 2019).

“Marquage du flétan.” France Info la 1ere, Emission “Les Embruns”. December 13, 2018. TV Documentary. https://la1ere.francetvinfo.fr/saintpierremiquelon/emissions/embruns

“Une vaste étude sur le flétan blanc a débuté dans les eaux de l’archipel.” France Info la 1ere, September 25, 2018. TV Interview https://la1ere.francetvinfo.fr/saintpierremiquelon/vaste-etude-fletan-noir-debute-eaux-archipel-631142.html.

Acoustic survey of forage fish in Lake Melville (Labrador), Local news, CBC. Broadcast interview presented on 2 July, 2018

“Why Atlantic fish are invading the Arctic”. Thaw, Vox (USA). Broadcast interview presented on 23 April, 2018

‘’New fish species scout out warming Arctic waters’’. Nunatsiaq News. Text interview published on 18 March, 2018

“Northwest Passage transit a voyage of exploration for MI researchers, students.” The Navigator: the voice of Canada's fishing industry. (February 2018).

CBC Morning Show -  Krissy Holmes. The 3Ps cod stock assessment model. January 20, 2020.

“Marine Institute student's successful venture to study arctic fish” CBC Radio, The Broadcast, July 6, 2020. Radio Interview. https://www.cbc.ca/listen/live-radio/1-122-the-broadcast/clip/15785836-marine-institute-students-successful-venture-study-arctic-fish

"Swimming into the twilight zone: The wonders of the lantern fish", CBC website, October 30, 2021. https://www.cbc.ca/news/canada/newfoundland-labrador/lantern-fish-carbon-sequestration-1.6219760

"In the frigid depths of the Labrador Sea, these scientists are studying coral in novel ways", CBC website, September 26, 2021. https://www.cbc.ca/news/canada/newfoundland-labrador/deep-sea-coral-expedition-1.6182407

"Mission scientifique sur les ecosystèmes profonds de la mer du Labrador", Radio Canada, Le Réveil, Octobre 4, 2021

"Lanternfish in Canadian waters", CBC Radio One, The Broadcast. September 20, 2021

"Deep sea scientific survey in the Labrador Sea and Baffin Bay, CBC Radio One, The Broadcast, September 13, 2021

On Target with Linda Swain. VOCM radio interview Nov. 22, 2021. Recording available at: https://vocm.com/2019/09/09/on-target-st-johns/

“Decommissioning Coast Guard vessel leaves fisheries scientists without a ride”.  Lindsay Jones, The Globe and Mail. Published March 2, 2023. https://www.theglobeandmail.com/canada/article-decommissioning-coast-guard-vessel-leaves-fisheries-scientists-without/

Pêcheries et changements climatiques dans les eaux de Terre-Neuve et Labrador. Radio Canada, Le Révei. Broadcast interview. February 22, 2023

This fishing captain is combining Inuit knowledge with scientific expertise to fight climate change in the Far North. The Globe and Mail. Written interview. 24 April 2022

La pollution lumineuse dans les océans. Les Années Lumières. Radio Canada National. Broadcast interview. 25 March 2022

Chasseurs d’icebergs. Sutori Productions (France) and Mediawan (Belgium). TV Documentary. July 2022

Science of the Labrador Sea (Parts 1 and 2). CBC. Land and Sea. TV Documentary. March 2023

 

Other (please specify for each)

Mills-Flemming, J. (2018). Short Course in Applied Fishery Data Analytics. Fisheries and Oceans Canada.

Cadigan, N. G. (2017, June). Recent and future advancements in stock assessment methodology. Presented at NAFO Scientific Council meeting.

Cadigan, N. G. (2017, November). Comparative fishing for redfish sp. Presented at the DFO OFSV Trawl Vessel Comparison Study Design Workshop, Nanaimo, Canada.

Cadigan, N. G. (2018, October). Hierarchical model-based estimation of population growth curves for redfish (Sebastes mentella and S. fasciatus) off the eastern coast of Canada. Presented at the MUN Statistics Seminar, St. John’s, Canada.

Cadigan, N. G. (2019, October). 3Ps Cod Catch and Stock Weights at Age. Presented at the DFO Framework project on population models for Northwest Atlantic Fisheries Organization (NAFO) Subdivision 3Ps Atlantic Cod. St. John’s, Canada.

Cadigan, N. G. (2019, October). 3Ps Cod State-Space Model. Presented at the DFO Framework project on population models for Northwest Atlantic Fisheries Organization (NAFO) Subdivision 3Ps Atlantic Cod. St. John’s, Canada.

Cadigan, N. G. (2021, October). Frequentist variance for nonlinear mixed-effects models, and TMB.  Presented at the NMFS NEFSC state-space models research track working group. Virtual.

Cadigan, N. G. (2021, November). The complex relationship between weight and length of cod off the south coast of Newfoundland. Presented at the DFO 3Ps cod regional assessment process. Virtual.

Cadigan, N. G. (2021, November). Recent and future advancements in stock assessment methodology.  Presented for MUN Research Week. Virtual.

Cadigan, N. G. (2022, February). Re-analysis of Thorny Skate survey comparative fishing data.  MUN Statistics Department Seminar. Virtual

Cadigan, N. G. (2023, October). Data for fish stock assessment. Association of Research in the Mathematical Sciences (AARMS) Collaborative Research Group on Advances in Statistical Modeling of Fisheries Data. Seminar. Virtual.

Chawarski, J., Majewski, A., Gauthier, S., Reist, J., Geoffroy, M. (2018, March). In situ acoustic frequency response of Arctic cod in the Beaufort Sea. Presented at the ICES Working Group on Fisheries Acoustics, Science and Technology Annual Meeting, Seattle, US.

Fisher, J.A.D., Le Bris, A., Gatti, P., Robert, D.  (2019, May). Quantifying the spatial dynamics and stock structure of expanding Atlantic halibut populations using archival satellite tags. Presented at Fisheries and Oceans Canada Science Seminar Series, St. John's, Canada.

Fisher, J.A.D., Le Bris, A., Gatti, P., Robert, D. (2019, January, April). Pop-up satellite archival tags on Gulf of St. Lawrence Atlantic halibut (Hippoglossus hippoglossus L.) - growing collaborations to inform management. Presented to >220 members of the Fish, Food and Allied Workers (FFAW) union in Port aux Basques, Stephenville, Rocky Harbour, Trout River, Lark Harbour, Cow Head, Port Saunders, Plum Point, River of Ponds, Green Island Cove, Straitsview, NL.

Fisher, J.A.D., Fudge, S. (2018, January). Exploratory fisheries and ecosystem understanding: a win-win collaboration in the north. Presentation within the Northern Offshore Allocation Holders Association Science Frontiers Meeting, Ottawa, Canada.

Fisher, J.A.D., Devine, B., Rockwood, H. (2017, October). Can academic-industry partnerships provide a means to quantify ecosystem change within the Canadian Arctic?  Plankton sampling aboard the RRS Ernest Shackleton’s 2016 mission through the Northwest Passage. Presented at the Department of Biology Seminar Series, Memorial University of Newfoundland, St. John’s, Canada.

Fuller, N., & Gao, J. (2021, May). Improving abundance indices for NAFO subarea 2 + Division 3K redfish via a spatio-temporal model. DFO 0+2+3K redfish Zonal Peer Review, Fisheries and Oceans Canada, Northwest Atlantic Fisheries Centre, May 2021. Virtual.

Geoffroy, M., Chawarski, J., Cote, D., Hajibabaei, M., Berge, J., Falk-Petersen, S. (2019, April). Contrasting deep scattering layers from the Labrador and Barents Seas. Presented at the ICES Working Group on Fisheries Acoustics, Science and Technology Annual Meeting in Galway, Ireland.

Geoffroy, M., Rousseau, S., Pyc, C., Knudsen, F.R., Collin-Hansen, C., Fortier, L. (2018, February). An evaluation of Active Acoustic Monitoring (AAM) methods for detection of marine mammals in the Beaufort and Labrador Seas. Presented at the DFO Whale Detection Technologies Meeting. Montreal, Canada.

Geoffroy, M. (2018, February). Les écosystèmes pélagiques à la frontière Atlantique-Arctique: observations récentes provenant d'études hydroacoustiques. Presented at DFO Seminar Series. Mont-Joli, Canada.

Geoffroy, M., Berge, J., Cohen, J.H., Ludvigsen, M., Cottier, F., Last, K., De La Torre, P.R., Nornes, S.M., Sørensen, A.J., Daase, M., Anderson, P., Johnsen G. (2018, March). Hydroacoustic studies reveal the impact of artificial light from research vessels on the distribution and abundance of marine organisms under low solar irradiance. Presented at the ICES Working Group on Fisheries Acoustics, Science and Technology Annual Meeting, Seattle, US.

Geoffroy, M., Chawarski, J., Clément, M., Majewski, A., Gauthier, S. (2018. March). Forage fish at the Atlantic-Arctic gateway: New acoustic surveys. Presented at the DFO Filling in the Forage Fish Gap Workshop. Nanaimo, Canada.

Geoffroy, M. (2020, November). Fish and fisheries in a changing Arctic. Presented at the Department of Biology Seminar Series, Memorial University of Newfoundland, St. John’s, Canada.

Robertson, M.D. (2021, November) MICE development for flatfish on the Grand Bank. Tier 2 modelling session for the NAFO Scientific Council Working Group on Ecosystem Science and Assessment (WGESA). St. John’s, Canada.

Robertson, M.D. (2021, November) The influence of climate and prey availability on flatfish on the Newfoundland Grand Bank. Memorial University of Newfoundland Research Week. St. John’s, Canada.

Robertson, M.D. (2022, June) Incorporating ecosystem processes to understand how fish populations grow. Governor General’s Canadian Leadership Conference: Tour of the Fisheries and Marine Institute. St. John’s, Canada.

Wheeland, L. & Perreault, A. (2021, June). Updated state-space model for American plaice (Hippoglossoides platessoides). NAFO Scientific Council Meeting Virtual.

Zhu, L., Fisher, J.A.D., Robert, D. (2018, December). Diet composition and growth of recently occurring silver hake (Merlucccius bilinearis) in the Gulf of St. Lawrence. Presented at DFO Seminar Series. Mont-Joli, Canada.