Dolly Varden is a rare species of fish found in the Nooksack River basin of northwestern Washington state. Although they have flyrods in tow, Trout Unlimited volunteers' primary tool of choice is an ...

Israeli scientists have developed a solar-powered underwater robot called SOUND that can roam autonomously for five days at a stretch, counting fish and communicating its findings back to observers ...

Biomark has provided RFID tags embedded in Chinook salmon and readers and antennas along dams and the Columbia Riverbed The data will help a group of tribes, government agencies and utility companies ...