How to Fish

Corroborated

Confirmed by multiple independent player-written sources, not yet by an official source or in-game evidence.

Professional Boss Lure

Boss bait used to catch Tuna, a major Island 4 boss/catch.

Boss Bait
Yes

Related

Fish

Tuna

A major, high-value catch on Island 4, caught with a Professional Boss Lure, then used as bait to summon the Albatross boss.