surf fish vs yellowfin croaker

surf fish and yellowfin croaker both are nouns.

Word	Noun	Adjective	Verb	Adverb
surf fish	Yes	No	No	No
yellowfin croaker	Yes	No	No	No

As nouns, surf fish and yellowfin croaker are synonyms defined as:

surf fish and yellowfin croaker: a fish of the Pacific coast of North America

Other synonyms of surf fish include surffish, Umbrina roncador.

surf fish (noun)	yellowfin croaker (noun)
small to medium-sized shallow-water fishes of the Pacific coast of North America	a fish of the Pacific coast of North America
a fish of the Pacific coast of North America