Scomber colias vs Spanish mackerel

Scomber colias and Spanish mackerel both are nouns.

Word	Noun	Adjective	Verb	Adverb
Scomber colias	Yes	No	No	No
Spanish mackerel	Yes	No	No	No

As nouns, Scomber colias and Spanish mackerel are synonyms defined as:

Scomber colias and Spanish mackerel: medium-sized mackerel of temperate Atlantic and Gulf of Mexico

Scomber colias (noun)	Spanish mackerel (noun)
medium-sized mackerel of temperate Atlantic and Gulf of Mexico	any of several large marine food fishes of the genus Scomberomorus
	medium-sized mackerel of temperate Atlantic and Gulf of Mexico
	a California food fish
	flesh of commercially important fishes especially of the Atlantic coastal waters of America