The commercial fishing purse-seiner Invincible in Monterey Bay National Marine Sanctuary, California, United States of America, North America

Aerial view of the Alaskan purse-seiner fishery for wild salmon off Point Augustus, Chichagof Island, Southeast Alaska, USA. Note how full the net is of wild salmon as the net is retrieved onboard.

Long-beaked Common Dolphin (Delphinus capensis) skull found on the beach at Isla Magdalena, Baja, California Sur. Pacific Ocean. Possible by-catch in purse-seiner?

Aerial view of the Alaskan purse-seiner fishery for wild salmon off Point Augustus, Chichagof Island, Southeast Alaska, USA.

Purse-seiners operating in Red Bluff Bay, Baranof Island, Southeast Alaska. These vessels are fishing for salmon. No property or model release.

Purse-seiners operating in Red Bluff Bay, Baranof Island, Southeast Alaska. These vessels are fishing for salmon. No property or model release.

Aerial view of the purse-seiner fishery for salmon off Point Augustus, Chichagof Island, Southeast Alaska, USA. Closing the purse.

Aerial view of the Alaskan purse-seiner fishery for wild salmon off Point Augustus, Chichagof Island, Southeast Alaska, USA

Long-beaked Common Dolphin (Delphinus capensis) skull found on the beach at Isla Magdalena, Baja, California Sur. Pacific Ocean. Possible by-catch in purse-seiner?

Aerial view of the purse-seiner fishery for salmon off Point Augustus, Chichagof Island, Southeast Alaska, USA. Bringing in the haul.

Aerial view of the purse-seiner fishery for salmon off Point Augustus, Chichagof Island, Southeast Alaska, USA. Skiff keeping the big boat out of the net. (RR)

Aerial view of the purse-seiner fishery for salmon off Point Augustus, Chichagof Island, Southeast Alaska, USA. Bringing in the haul. (RR)

Aerial view of the purse-seiner fishery for salmon off Point Augustus, Chichagof Island, Southeast Alaska, USA. Closing the purse. (RR)

Aerial view of the purse-seiner fishery for salmon off Point Augustus, Chichagof Island, Southeast Alaska, USA. Closing the purse. (RR)

Aerial view of the purse-seiner fishery for salmon off Point Augustus, Chichagof Island, Southeast Alaska, USA. Closing the purse.

Aerial view of the purse-seiner fishery for salmon off Point Augustus, Chichagof Island, Southeast Alaska, USA. Closing the purse.

Aerial view of the purse-seiner fishery for salmon off Point Augustus, Chichagof Island, Southeast Alaska, USA. (RR)

Aerial view of the purse-seiner fishery for salmon off Point Augustus, Chichagof Island, Southeast Alaska, USA.