quillback



any of various deep-bodied north american freshwater suckerfish of the genus carpiodes (family catostomidae), especially carpiodes cyprinus which has the first ray of the dorsal fin greatly elongated.

(in full "quillback rockfish") an orange and dark brown to black scorpaenid fish, sebastes maliger, of the pacific coast of north america, having the rays of the dorsal fin elongated.

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definition by Oxford Dictionaries