chum salmon

noun
variants: or less commonly chum

Definition of chum salmon

: a metallic bluish green salmon (Oncorhynchus keta) of the northern Pacific Ocean and Arctic Ocean that may reach a length of about 3.5 feet (1 meter) but is typically smaller
Note: Upon entering fresh water to spawn, the male chum salmon develops large, sharp teeth and becomes dark green to brown with reddish-purple vertical stripes.

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Origin and Etymology of chum salmon



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