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The scientists at CRITFC are constantly working on new research to further our understanding of salmon and their habitat. Below are the published papers and technical reports that summarize this work.

Recent Reports

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J indicates CRITFC employee.

1 January 2021

Basinwide Supplementation Evaluation Project: 2020 Annual Progress Report

This report summarizes activities occurring from January 1, 2020 to December 31, 2020, all of which were performed as part of the multi-year basinwide supplementation evaluation project. The primary objective of the Project is to facilitate monitoring and evaluation of tribally managed...

Hayley Nuetzel, Andrew Pierce, Ilana Koch, Lea Medeiros, Nick Hoffman, Andrew Matala, and Peter Galbreath

1 March 2021

Heterogeneous Genetic Basis of Age at Maturity in Salmonid Fishes

Understanding the genetic basis of repeated evolution of the same phenotype across taxa is a fundamental aim in evolutionary biology and has applications in conservation and management. However, the extent to which interspecific life-history trait polymorphisms share evolutionary pathways remains...

Charles Waters, Anthony Clemento, Tutku Aykanat, John Garza, Kerry Naish, Shawn Narum, and Craig Primmer

18 May 2021

Incorporating Demographic Information into Spawner-recruit Analyses Alters Biological Reference Point Estimates for a Western Alaska Salmon Population

Changes over time in age, sex, and length-at-age of returning Pacific salmon have been widely observed, suggesting concurrent declines in per capita reproductive output. Thus, assessment models assuming stationary reproductive output may inaccurately estimate biological reference points that inform...

Benjamin Staton, Matthew Catalano, Steven Fleischman, and Jan Ohlberger

12 May 2021

Upstream Migration Timing of Columbia Basin Chinook and Sockeye Salmon and Steelhead in 2019

Between April 25 and October 18, 2019, Chinook (Oncorhynchus tshawytscha) and Sockeye (Oncorhynchus nerka) salmon as well as steelhead (Oncorhynchus mykiss) were sampled at the Bonneville Dam Adult Fish Facility. Fish were measured for fork length, scales were collected...

Jeffrey Fryer, John Whiteaker, Denise Kelsey, and Jon Hess

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