sea poacher vs sea poker

sea poacher and sea poker both are nouns.

Word	Noun	Adjective	Verb	Adverb
sea poacher	Yes	No	No	No
sea poker	Yes	No	No	No

As nouns, sea poacher and sea poker are synonyms defined as:

sea poacher and sea poker: small slender fish (to 8 inches) with body covered by bony plates; chiefly of deeper northern Pacific waters

Other synonyms of sea poacher include poacher.

sea poacher (noun)	sea poker (noun)
small slender fish (to 8 inches) with body covered by bony plates; chiefly of deeper northern Pacific waters	small slender fish (to 8 inches) with body covered by bony plates; chiefly of deeper northern Pacific waters