Andreafsky River weir ALaska.jpg

person in PFD on a boat approaching a weir structure across a river

Andreafsky River weir ALaska.jpg

A biologist approaches the fish weir via boat.
Image
Photo By/Credit
Ryan Hagerty/USFWS
Ecosystem
River/stream
Media Usage Rights/License
Public Domain
Subject tags
Anadromous fish
Fisheries
Fishes
Freshwater fish