Male Sockeye . A male spawning sockeye salmon on a rocky beach. Male sockeye develop a pronounced hump and hook-like nose in the lead up to spawning Stock Photo - Alamy

Hook nose hi-res stock photography and images - Alamy

Sockeye Salmon: Hooked Jaws and Red Backs — Alaska Wildlife

File:July 2010, Spawning male sockeye (6990781448).jpg - Wikipedia

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Hook up lead hi-res stock photography and images - Alamy

Aggressive behavior of male Sockeye Salmon (Oncorhynchus nerka

West coast experiencing decreasing trends in salmon spawning

Underwater view of mature Sockeye salmon male in Power Creek

Male Sockeye Salmon On Spawning Photograph by Thomas Kline

Male Sockeye Salmon On Spawning by Thomas Kline

FMIB 34514 Sockeye Salmon Adult Male - PICRYL - Public Domain

Pronounced hump hi-res stock photography and images - Alamy

Male sockeye salmon hi-res stock photography and images - Alamy

Male and female sockeye salmon hi-res stock photography and images