Image:Tess McBride, US Fish and Wildlife Service
No, it wasn’t a case of some super-predator breaking into the raceways to gobble up all those young salmon. Instead, officials said that the fish somehow wedged itself into an intake pipe and cut off freshwater from coming into the raceway.
“A fish carcass clogged an intake pipe at Rock Creek Hatchery, shutting off the flow of water to a raceway, killing 400,000 spring Chinook pre-smolts.
LINK (via: Outdoor Hub)