Acipenser huso vs sturgeon

Acipenser huso and sturgeon both are nouns.

Word	Noun	Adjective	Verb	Adverb
Acipenser huso	Yes	No	No	No
sturgeon	Yes	No	No	No

As nouns, sturgeon is a hypernym of Acipenser huso; that is, sturgeon is a word with a broader meaning than Acipenser huso:

Acipenser huso: valuable source of caviar and isinglass; found in Black and Caspian seas
sturgeon: large primitive fishes valued for their flesh and roe; widely distributed in the North Temperate Zone

Acipenser huso (noun)	sturgeon (noun)
valuable source of caviar and isinglass; found in Black and Caspian seas	large primitive fishes valued for their flesh and roe; widely distributed in the North Temperate Zone