Extracting otolith from spring Chinook salmon (IMAGE)

NOAA Fisheries West Coast Region

Extracting otolith from spring Chinook salmon

Caption

A researcher removes an otolith from a spring-run Chinook salmon from Butte Creek in California. Otoliths yield clues about the life history on the fish that help scientists understand how they use river and stream habitat.

Credit

Eric Holmes/California Department of Water Resources

Usage Restrictions

Credit to Eric Holmes/California Department of Water Resources

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