Scomber scombrus vs common mackerel

Scomber scombrus and common mackerel both are nouns.

Word	Noun	Adjective	Verb	Adverb
Scomber scombrus	Yes	No	No	No
common mackerel	Yes	No	No	No

As nouns, Scomber scombrus and common mackerel are synonyms defined as:

Scomber scombrus and common mackerel: important food fish of the northern Atlantic and Mediterranean; its body is greenish-blue with dark bars and small if any scales

Other synonyms of Scomber scombrus include shiner.

Scomber scombrus (noun)	common mackerel (noun)
important food fish of the northern Atlantic and Mediterranean; its body is greenish-blue with dark bars and small if any scales	important food fish of the northern Atlantic and Mediterranean; its body is greenish-blue with dark bars and small if any scales