MS at the head of a new channel, FOLLOW SHOTs from different angles of men tagging salmon. Exterior shots of marine biologists measuring dead salmon, taking samples from different parts of salmon's body, cutting salmon open to examine salmon's interior. CSs of men's faces as they work. Interior shots at fish cannery of two technicians examining dead salmon, measuring fish, taking samples from various parts of salmon's body. ZOOM OUT from gate of channel to man scooping up in net spawned out (dead and dying) salmon from water and tossing them up onto MCS of net spread out on top of gate and CSs of dead and dying salmon. Several shots from different angles of pruse seine salmon fishing operations, of nets being winched out into ocean to form a semi-circular purse net. Continued shots of purse seine salmon fishing operations, of purse seine nets being winched alongside fishing boat, of catch in purse seine net being brailed from net and dumped into hold of fishing boat. Several shots from different angles of people working on nets, repairing nets.