Looking For Sources Of Imnaha River Steelhead Mortality, A Discovery: Huge Numbers Of PIT-Tags At Great Blue Heron Rookery
To get a better idea of how much predation plays in steelhead populations, a couple of Nez Perce Tribe Fisheries biologists began looking for clues at a heron rookery on northeast Oregon’s Wallowa River.
Already a member? Log in here
