salmon-research-Yukon-Delta-Refuge-Lisa-Hupp.jpg | FWS.gov

A man holds a measuring tool with salmon smolt in water

salmon-research-Yukon-Delta-Refuge-Lisa-Hupp.jpg

Measuring salmon smolt on the Kwethluk River, Alaska

Image

Photo By/Credit

Lisa Hupp/USFWS

Facility

Yukon Delta National Wildlife Refuge

Media Usage Rights/License

Public Domain

Subject tags

Fisheries management

Research