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Chum salmon
Euryhaline fish (marine and freshwater) with regularly ossified skeleton. Body elongate, but becoming deeper with age, spawning males becoming slightly hump-backed. Tip of upper jaw reaching to somewhat behind eye, snout and lower jaw becoming somewhat hooked in spawning males. Dorsal finrays and an adipose fin behind it; pelvic finray, base below about middle of dorsal fin. Anal finrays. Caudal fin slightly forked. Scales small, 125-150 in lateral line. Colour bright silvery with no distinct black spots; spawning males dark olive, flanks reddish grey with crimson or lilac bars, females less distinctly marked.
CHU
Oncorhynchus keta
Blue fish
- Area 18: the Arctic Ocean
- Area 2: America, North - Inland waters
- Area 27: the Northeastern part of the Atlantic Ocean
- Area 3: America, South - Inland waters
- Area 4: Asia - Inland waters
- Area 5: Europe - Inland waters
- Area 61: the Northwestern part of the Pacific Ocean
- Area 67: the Northeastern part of the Pacific Ocean
- Area 77: the Eastern Central part of the Pacific Ocean
