Scale sample from salmon

A smiling woman in ballcap and waders holds a fish scale in tweezers close to the lens.
Photo By/Credit

Julia Pinnix/USFWS

Media Usage Rights/License
Public Domain
Image
Biologist Katy Pfannenstein holds up a Chinook salmon scale, one of the items collected during monitoring and evaluation of hatchery programs.
Facility
Leavenworth National Fish Hatchery
Mid-Columbia Fish and Wildlife Conservation Office
Species
Oncorhynchus tshawytscha
Subject tags
Anadromous fish
Fish hatcheries
Fishes
Monitoring
Research