Atka mackerel

(at)

a commercially important ocean greenling (Pleurogrammus monopterygius) of the northern Pacific, esp. the area off the Aleutian Islands
also called Atka fish

Origin: after Atka Island, in the Aleutians

See Atka mackerel in American Heritage Dictionary 4

noun
A food fish (Pleurogrammus monopterygius) native to northern Pacific waters.
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