Cooperative Research Units
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Evaluation of foraging behavior, colony connectivity, and predation on ESA-listed salmonids from the upper Columbia River by Caspian terns nesting on Goose Island in Potholes Reservoir


February 2013 - January 2017


This study is designed to evaluate the foraging behavior and colony connectivity of Caspian terns (Hydroprogne caspia) nesting on Goose Island in Potholes Reservoir, with particular emphasis on predation by terns from this colony on ESA-listed juvenile salmonids (Oncorhynchus spp.) from the upper Columbia River.


Current Staff

Federal Staff: 100

Masters Students: 236

Phd Students: 155

Post Docs: 57

University Staff: 246

5 Year Summary

Students graduated: 712

Scientific Publications: 1967

Presentations: 4396



Funding Agencies

  • Public Utility District No. 2 of Grant County, Washington


Cooperative Research Units Program Headquarters Cooperators

  1. U.S. Geological Survey