genus Seriola vs fish genus

genus Seriola and fish genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Seriola	Yes	No	No	No
fish genus	Yes	No	No	No

As nouns, fish genus is a hypernym of genus Seriola; that is, fish genus is a word with a broader meaning than genus Seriola:

genus Seriola (noun)	fish genus (noun)
a genus of Carangidae, containing the amberjacks (Seriola)	any of various genus of fish