Alosa pseudoharengus vs Pomolobus pseudoharengus

Alosa pseudoharengus and Pomolobus pseudoharengus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Alosa pseudoharengus	Yes	No	No	No
Pomolobus pseudoharengus	Yes	No	No	No

As nouns, Alosa pseudoharengus and Pomolobus pseudoharengus are synonyms defined as:

Alosa pseudoharengus and Pomolobus pseudoharengus: shad-like food fish that runs rivers to spawn; often salted or smoked; sometimes placed in genus Pomolobus

Other synonyms of Alosa pseudoharengus include alewife.

Alosa pseudoharengus (noun)	Pomolobus pseudoharengus (noun)
shad-like food fish that runs rivers to spawn; often salted or smoked; sometimes placed in genus Pomolobus	shad-like food fish that runs rivers to spawn; often salted or smoked; sometimes placed in genus Pomolobus