smallmouth black bass vs smallmouth bass

smallmouth black bass and smallmouth bass both are nouns.

Word	Noun	Adjective	Verb	Adverb
smallmouth black bass	Yes	No	No	No
smallmouth bass	Yes	No	No	No

As nouns, smallmouth black bass and smallmouth bass are synonyms defined as:

smallmouth black bass and smallmouth bass: a variety of black bass; the angle of the jaw falls below the eye

Other synonyms of smallmouth black bass include Micropterus dolomieu, smallmouth, smallmouthed bass, smallmouthed black bass.

smallmouth black bass (noun)	smallmouth bass (noun)
a variety of black bass; the angle of the jaw falls below the eye	a variety of black bass; the angle of the jaw falls below the eye
	flesh of smallmouth bass