cyprinid fish vs cyprinid

cyprinid fish and cyprinid both are nouns.

Word	Noun	Adjective	Verb	Adverb
cyprinid fish	Yes	No	No	No
cyprinid	Yes	Yes	No	No

As nouns, cyprinid fish and cyprinid are synonyms defined as:

cyprinid fish and cyprinid: soft-finned mainly freshwater fishes typically having toothless jaws and cycloid scales

cyprinid fish (noun)	cyprinid (noun)
soft-finned mainly freshwater fishes typically having toothless jaws and cycloid scales	soft-finned mainly freshwater fishes typically having toothless jaws and cycloid scales

cyprinid fish (adjective)	cyprinid (adjective)
	of or relating to members of fish family Cyprinidae