channel catfish vs channel cat

channel catfish and channel cat both are nouns.

Word	Noun	Adjective	Verb	Adverb
channel catfish	Yes	No	No	No
channel cat	Yes	No	No	No

As nouns, channel catfish and channel cat are synonyms defined as:

channel catfish and channel cat: freshwater food fish common throughout central United States

Other synonyms of channel catfish include Ictalurus punctatus.

channel catfish (noun)	channel cat (noun)
freshwater food fish common throughout central United States	freshwater food fish common throughout central United States