southern scup vs Stenotomus aculeatus

southern scup and Stenotomus aculeatus both are nouns.

Word	Noun	Adjective	Verb	Adverb
southern scup	Yes	No	No	No
Stenotomus aculeatus	Yes	No	No	No

As nouns, southern scup and Stenotomus aculeatus are synonyms defined as:

southern scup and Stenotomus aculeatus: porgy of southern Atlantic coastal waters of North America

Other synonyms of southern scup include scup, southern porgy.

southern scup (noun)	Stenotomus aculeatus (noun)
porgy of southern Atlantic coastal waters of North America	porgy of southern Atlantic coastal waters of North America