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Ecology and Evolution

D-Index
42
Citations
7135
World Ranking
5564
National Ranking
359

Overview

J. Brian Dempson is affiliated with Fisheries and Oceans Canada in Canada, where their research focuses on environmental science with particular attention to fisheries and aquatic ecosystems.

The primary fields of study for Dempson include Environmental Science and Biochemistry, Genetics and Molecular Biology. Within these domains, their work addresses specific subfields such as Nature and Landscape Conservation, Genetics, Global and Planetary Change, Ecology, and Aquatic Science.

The core topics explored in their research include:

  • Fish Ecology and Management Studies
  • Genetic diversity and population structure
  • Marine and fisheries research
  • Genetic and phenotypic traits in livestock
  • Environmental DNA in Biodiversity Studies
  • Aquatic Invertebrate Ecology and Behavior
  • Marine Bivalve and Aquaculture Studies

Dempson's recent papers cover a range of subjects related to fish ecology and genetics, highlighting impacts of climate change as well as migration patterns and genetic introgression. Notable publications include:

  • Genomic evidence of past and future climate-linked loss in a migratory Arctic fish, 2021, Nature Climate Change
  • Temporal changes in the relative abundance of anadromous Arctic charr, brown trout, and Atlantic salmon in northern Europe: Do they reflect changing climates?, 2021, Freshwater Biology
  • Mortality of Atlantic salmon after catch and release angling: assessment of a recreational Atlantic salmon fishery in a changing climate, 2020, Canadian Journal of Fisheries and Aquatic Sciences
  • Range-wide genetic assignment confirms long-distance oceanic migration in Atlantic salmon over half a century, 2020, ICES Journal of Marine Science
  • Genomic evidence of recent European introgression into North American farmed and wild Atlantic salmon, 2022, Evolutionary Applications

Frequent co-authors in Dempson's work include Ian Bradbury, Sarah J. Lehnert, Tony Kess, Paul Bentzen, and Steven Duffy, reflecting a collaborative research environment.

Their publications frequently appear in established journals such as Fisheries Management and Ecology, Nature Climate Change, Canadian Journal of Fisheries and Aquatic Sciences, ICES Journal of Marine Science, and Evolutionary Applications.

Best Publications

  • Atlantic salmon Salmo salar L., brown trout Salmo trutta L. and Arctic charr Salvelinus alpinus (L.): a review of aspects of their life histories

    A. Klemetsen;P.-A. Amundsen;J. B. Dempson;B. Jonsson

  • General effects of climate change on Arctic fishes and fish populations.

    James D. Reist;Frederick J. Wrona;Terry D. Prowse;Michael Power

  • An overview of effects of climate change on selected arctic freshwater and anadromous fishes.

    James D. Reist;Frederick J. Wrona;Terry D. Prowse;Michael Power

  • The effects of preservation on fish tissue stable isotope signatures

    Unknown

  • Use of stable isotopes to distinguish farmed from wild Atlantic salmon, Salmo salar

    J. B. Dempson;M. Power

  • The marine temperature and depth preferences of Arctic charr (Salvelinus alpinus) and sea trout (Salmo trutta), as recorded by data storage tags

    Audun H. Rikardsen;Audun H. Rikardsen;Ola H. Diserud;J. Malcolm Elliott;J. Brian Dempson

  • Comparative proximate body composition of Atlantic salmon with emphasis on parr from fluvial and lacustrine habitats

    Unknown

  • Phylogeography and postglacial dispersal of arctic charr Salvelinus alpinus in North America

    C. C. Wilson;P. D. N. Hebert;J. D. Reist;J. B. Dempson

  • Arctic charr (Salvelinus alpinus): a case study of the importance of understanding biodiversity and taxonomic issues in northern fishes

    James D. Reist;Michael Power;J. Brian Dempson

  • Geographical differences in marine feeding of Atlantic salmon post-smolts in Norwegian fjords

    A. H. Rikardsen;M. Haugland;P. A. Bjørn;B. Finstad

  • Lethal freezing temperatures of Arctic char and other salmonids in the presence of ice

    Garth L. Fletcher;Ming H. Kao;J.Brian Dempson

  • Basal mercury concentrations and biomagnification rates in freshwater and marine food webs: Effects on Arctic charr (Salvelinus alpinus) from eastern Canada

    S. van der Velden;J.B. Dempson;M.S. Evans;D.C.G. Muir

  • Life history of anadromous arctic charr, Salvelinus alpinus, in the Fraser River, northern Labrador

    Unknown

  • Effects of Climate Change and UV Radiation on Fisheries for Arctic Freshwater and Anadromous Species

    James D. Reist;Frederick J. Wrona;Terry D. Prowse;J. Brian Dempson

  • Spatial and temporal migration of wild Atlantic salmon smolts determined from a video camera array in the sub-Arctic River Tana

    Jan Davidsen;Martin-A. Svenning;Panu Orell;Nigel Yoccoz

  • Ecological segregation within and among Arctic char morphotypesin Gander Lake, Newfoundland

    Michael Power;Michael F. O’Connell;J. Brian Dempson

  • Natural Hybridization between Arctic Char (Salvelinus alpinus) and Brook Trout (S. fontinalis): Evidence from Northern Labrador

    Johan Hammar;J. Brian Dempson;Eric Verspoor

  • Extensive hybridization following a large escape of domesticated Atlantic salmon in the Northwest Atlantic.

    Brendan F. Wringe;Brendan F. Wringe;Nicholas W. Jeffery;Nicholas W. Jeffery;Ryan R. E. Stanley;Lorraine C. Hamilton

  • Fish in high-latitude Arctic lakes

    Michael Power;James D. Reist;J. Brian Dempson

  • Genomic evidence of past and future climate-linked loss in a migratory Arctic fish

    K. K. S. Layton;K. K. S. Layton;K. K. S. Layton;P. V. R. Snelgrove;J. B. Dempson;T. Kess

  • Microsatellite gene diversity analysis in anadromous arctic char, Salvelinus alpinus, from Labrador, Canada

    Louis Bernatchez;J. Brian Dempson;Sylvain Martin

  • Latitudinal variation in fecundity among Arctic charr populations in eastern North America

    M. Power;J. B. Dempson;J. D. Reist;C. J. Schwarz

  • A field‐derived oxygen isotope fractionation equation for Salvelinus species

    Andrea Storm-Suke;J. Brian Dempson;James D. Reist;Michael Power

  • Stable isotope analysis of marine feeding signatures of Atlantic salmon in the North Atlantic

    J. Brian Dempson;Victoria A. Braithwaite;Denis Doherty;Michael Power

  • Latitudinal variation in growth among Arctic charr in eastern North America: evidence for countergradient variation?

    Louise Chavarie;J. Brian Dempson;C. J. Schwarz;J. D. Reist

Frequent Co-Authors

Michael Power
Michael Power University of Waterloo
James D. Reist
James D. Reist Fisheries and Oceans Canada
Ian A. Fleming
Ian A. Fleming Memorial University of Newfoundland
Louis Bernatchez
Louis Bernatchez Université Laval
Terry D. Prowse
Terry D. Prowse University of Victoria
Frederick J. Wrona
Frederick J. Wrona University of Calgary
Jeffrey A. Hutchings
Jeffrey A. Hutchings Dalhousie University
Richard J. Beamish
Richard J. Beamish Fisheries and Oceans Canada
Eva B. Thorstad
Eva B. Thorstad Norwegian Institute for Nature Research
Ben F. Koop
Ben F. Koop University of Victoria

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