Evaluation of Reductions in Sampling and Mark-Recapture Effort on the Bias and Precision of Juvenile Chinook Salmon Outmigrant Estimates on the Trinity River, California

Funding for this study was provided by the Arcata Fish and Wildlife Office of the U. S. Fish and Wildlife Service at the request of the Trinity River Restoration Program.

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Report
Facility
Photo of a foggy morning in the Trinity River Valley.
The Arcata Fish and Wildlife Office is a field office of the U.S. Fish and Wildlife Service. Our work in northern California includes scientific assessments, habitat restoration, and conservation of listed species.
Program
A man is fishing in a boat with three young girls. The kids are excitedly pulling a fish out of the water.
Healthy fisheries and waters are the foundation of America’s outdoor traditions and give us the freedom to fish, boat, and enjoy the benefits of outdoor recreation. The Fish and Aquatic Conservation programs work with states, tribes, and communities to provide a comprehensive approach to freshwater...
Species
FWS and DOI Region(s)