Asian seabass vs barramundi

Asian seabass and barramundi both are nouns.

Word	Noun	Adjective	Verb	Adverb
Asian seabass	Yes	No	No	No
barramundi	Yes	No	No	No

As nouns, Asian seabass and barramundi are synonyms defined as:

Asian seabass and barramundi: a species of large perch noted for its sporting and eating qualities; lives in marine, estuary, and freshwater habitats

Other synonyms of Asian seabass include giant perch, giant seaperch, Lates calcarifer, white seabass.

Asian seabass (noun)	barramundi (noun)
a species of large perch noted for its sporting and eating qualities; lives in marine, estuary, and freshwater habitats	a species of large perch noted for its sporting and eating qualities; lives in marine, estuary, and freshwater habitats