fishing tackle vs fishing gear

fishing tackle and fishing gear both are nouns.

Word	Noun	Adjective	Verb	Adverb
fishing tackle	Yes	No	No	No
fishing gear	Yes	No	No	No

As nouns, fishing tackle and fishing gear are synonyms defined as:

Other synonyms of fishing tackle include fishing rig, rig, tackle.

fishing tackle (noun)	fishing gear (noun)
gear used in fishing	gear used in fishing