yellowtail snapper vs yellowtail

yellowtail snapper and yellowtail both are nouns.

Word	Noun	Adjective	Verb	Adverb
yellowtail snapper	Yes	No	No	No
yellowtail	Yes	No	No	No

As nouns, yellowtail snapper and yellowtail are synonyms defined as:

yellowtail snapper and yellowtail: superior food fish of the tropical Atlantic and Caribbean with broad yellow stripe along the sides and on the tail

Other synonyms of yellowtail snapper include Ocyurus chrysurus.

yellowtail snapper (noun)	yellowtail (noun)
superior food fish of the tropical Atlantic and Caribbean with broad yellow stripe along the sides and on the tail	superior food fish of the tropical Atlantic and Caribbean with broad yellow stripe along the sides and on the tail
	game fish of southern California and Mexico having a yellow tail fin