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Ecology and Evolution

D-Index
40
Citations
5027
World Ranking
6209
National Ranking
2102

Overview

Matthew L. Keefer is affiliated with the University of Idaho in the United States. Their research primarily focuses on environmental science with a strong emphasis on nature and landscape conservation, ecology, water science and technology, genetics, and health, toxicology, and mutagenesis.

Their work extensively covers topics related to fish ecology and management studies, hydrology and watershed management, hydrology and sediment transport processes, marine and fisheries research, genetic and phenotypic traits in livestock, genetic diversity, and population structure, as well as fish biology and ecology studies.

Matthew L. Keefer has contributed to several research publications in various respected journals. Some notable recent papers include:

  • Technical fishway passage structures provide high passage efficiency and effective passage for adult Pacific salmonids at eight large dams, 2021, PLoS ONE
  • Elevated stream temperature, origin, and individual size influence Chinook salmon prespawn mortality across the Columbia River Basin, 2021, Fisheries Research
  • Genomic islands of divergence infer a phenotypic landscape in Pacific lamprey, 2020, Molecular Ecology
  • Review of trap-and-haul for managing Pacific salmonids (Oncorhynchus spp.) in impounded river systems, 2020, Reviews in Fish Biology and Fisheries
  • Collective navigation can facilitate passage through human-made barriers by homeward migrating Pacific salmon, 2020, Proceedings of the Royal Society B Biological Sciences

Their frequent co-authors include:

  • Christopher C. Caudill
  • Tami S. Clabough
  • Patrick A. Ross
  • George P. Naughton
  • Timothy J. Blubaugh

Matthew L. Keefer has published multiple studies in the following prominent venues:

  • North American Journal of Fisheries Management
  • Journal of Ecohydraulics
  • Pediatric Allergy and Immunology
  • Fisheries Research
  • Molecular Ecology

Their research contributes to the understanding of aquatic ecosystems, fish passage efficiency, and the effects of environmental factors on fish populations, integrating genetics and ecology with water and landscape conservation principles. The body of work illustrates an interdisciplinary approach to managing and studying salmonid species, hydrological impacts, and genetic diversity within aquatic environments.

Best Publications

  • Homing and straying by anadromous salmonids: a review of mechanisms and rates

    Matthew L. Keefer;Christopher C. Caudill

  • Behavioral Thermoregulation and Slowed Migration by Adult Fall Chinook Salmon in Response to High Columbia River Water Temperatures

    Thomas M. Goniea;Matthew L. Keefer;Theodore C. Bjornn;Christopher A. Peery

  • Slow dam passage in adult columbia river salmonids associated with unsuccessful migration : delayed negative effects of passage obstacles or condition-dependent mortality?

    Christopher C Caudill;William R Daigle;Matthew L Keefer;Charles T Boggs

  • Hydrosystem, Dam, and Reservoir Passage Rates of Adult Chinook Salmon and Steelhead in the Columbia and Snake Rivers

    Matthew L. Keefer;Christopher A. Peery;Theodore C. Bjornn;Michael A. Jepson

  • Socioeconomic and Institutional Dimensions of Dam Removals: The Wisconsin Experience

    Unknown

  • Late-season mortality during migration of radio-tagged adult sockeye salmon (Oncorhynchus nerka) in the Columbia River

    George P. Naughton;Christopher C. Caudill;Matthew L. Keefer;Theodore C. Bjornn

  • Temperature‐mediated en route migration mortality and travel rates of endangered Snake River sockeye salmon

    M. L. Keefer;C. A. Peery;M. J. Heinrich

  • Fallback, Reascension, and Adjusted Fishway Escapement Estimates for Adult Chinook Salmon and Steelhead at Columbia and Snake River Dams

    C. T. Boggs;M. L. Keefer;C. A. Peery;T. C. Bjornn

  • Effects of Body Size and River Environment on the Upstream Migration of Adult Pacific Lampreys

    Matthew L. Keefer;Mary L. Moser;Charles T. Boggs;William R. Daigle

  • Behavioral thermoregulation and associated mortality trade-offs in migrating adult steelhead (Oncorhynchus mykiss): variability among sympatric populations

    Matthew L. KeeferM.L. Keefer;Matthew L. KeeferM.L. Keefer;Christopher A. PeeryC.A. Peery;Christopher A. PeeryC.A. Peery;Brett HighB. High;Brett HighB. High

  • Stock-Specific Migration Timing of Adult Spring–Summer Chinook Salmon in the Columbia River Basin

    Matthew L. Keefer;Christopher A. Peery;Michael A. Jepson;Kenneth R. Tolotti

  • Regurgitation Rates of Intragastric Radio Transmitters by Adult Chinook Salmon and Steelhead during Upstream Migration in the Columbia and Snake Rivers

    M. L. Keefer;C. A. Peery;R. R. Ringe;T. C. Bjornn

  • Prespawn mortality in adult spring Chinook salmon outplanted above barrier dams

    M. L. Keefer;G. A. Taylor;D. F. Garletts;G. A. Gauthier

  • Context-dependent diel behavior of upstream-migrating anadromous fishes

    Matthew L. Keefer;Christopher C. Caudill;Christopher A. Peery;Mary L. Moser

  • Migration Timing of Columbia River Spring Chinook Salmon: Effects of Temperature, River Discharge, and Ocean Environment

    Matthew L. Keefer;Christopher A. Peery;Christopher C. Caudill

  • Non‐direct homing behaviours by adult Chinook salmon in a large, multi‐stock river system

    M. L. Keefer;C. C. Caudill;C. A. Peery;C. T. Boggs

  • Iteroparity in Columbia River summer-run steelhead (Oncorhynchus mykiss): implications for conservation

    Unknown

  • Escapement, harvest, and unknown loss of radio-tagged adult salmonids in the Columbia River Snake River hydrosystem

    Matthew L Keefer;Christopher A Peery;William R Daigle;Michael A Jepson

  • Testing Adult Pacific Lamprey Performance at Structural Challenges in Fishways

    Matthew L. Keefer;William R. Daigle;Christopher A. Peery;Howard T. Pennington

  • Development of Pacific lamprey fishways at a hydropower dam

    M. L. Moser;M. L. Keefer;H. T. Pennington;D. A. Ogden

  • TRANSPORTING JUVENILE SALMONIDS AROUND DAMS IMPAIRS ADULT MIGRATION

    Matthew L. Keefer;Christopher C. Caudill;Christopher A. Peery;Steven R. Lee

  • Variability in migration timing of adult Pacific lamprey (Lampetra tridentata) in the Columbia River, U.S.A.

    Matthew L. Keefer;Mary. L. Moser;Charles T. Boggs;William R. Daigle

Frequent Co-Authors

Shawn R. Narum
Shawn R. Narum University of Idaho
Jason B. Dunham
Jason B. Dunham United States Geological Survey
J. Joshua Smith
J. Joshua Smith Memorial Sloan Kettering Cancer Center
Carl B. Schreck
Carl B. Schreck Oregon State University

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