Coho Salmon Oncorhynchus kisutch changing colour

The transition into spawning colours

Photo ID: coho-salmon-underwater-40

Photo size: 23.5 Mpixels (67.3 MB uncompressed) - 5936x3962 pixels (19.8x13.2 in / 50.3x33.5 cm at 300 ppi)

Photo keywords: adult salmon, coho salmon, oncorhynchus kisutch, salmon, salmon migration, salmon underwater, silver salmon, single salmon