How to Fish Tips

👹 How to Fish Boss Guide - All Bosses

All 11 bosses in the How to Fish game with unlock conditions, special bait and step-by-step strategies.

BossIslandDifficultySpecial BaitReward
Spider CrabIsland 1EasyEmpty Beer CanShip Key (unlocks the boat)
SunfishIsland 2EasyBeginner Boss Lure—
Giant PiranhaIsland 2MediumModified LeechIsland 3 coordinates (skeleton handed to the lady by the lake)
The Old PikeIsland 2EasyBeginner Boss Lure—
Blue SharkIsland 3MediumStandard Boss LureLighter + Grill unlock (grilled fish sell at 1.5x price)
Puffer Fish (Pufferfish)Island 3MediumCarrotIsland 4 coordinates (fin handed to the Tourist under the tree)
TunaIsland 4MediumProfessional Boss Lure—
AlbatrossIsland 4MediumTuna (corpse)Next coordinates (military base + volcano route), head handed to the Island 4 NPC
Goblin SharkIsland 5MediumScientific Boss Lure—
Bowhead WhaleIsland 5MediumFish BucketTriggers the Mutated Bowhead Whale (final battle) when the corpse is thrown into the volcano
Mutated Bowhead WhaleIsland 5HardBowhead Whale (corpse)Final reward and game completion (fin handed to the Hazmat NPC)

The One-Minute Universal Boss Formula

Complete a local task, get the special bait, set up the rod and cast it to lure the boss in. From there every fight in the game follows the same skeleton:

  • Avoid its telegraphed ("promised") attack — the charge, run or roll.
  • Deal damage during the hard-hit window after the attack fails.
  • Never exhaust the white patience bar under the health bar — exhaustion means the boss runs away and the bait becomes invalid.
  • After the kill, keep the trophy/corpse and hand it to the corresponding NPC — the map only updates then.

Killing the Boss Is Not Unlocking

The island and the route only change when local NPCs receive the items and new points appear on the radar. Fishing more will not unlock the map — it can only be done by killing the correct boss and returning the correct trophies. If the radar still points at the same rock, check the hand-in transaction before buying new parts.

💡 General rules worth carrying into every fight: eat before you cast (Giant Piranha and both whale battles must have healing), dynamite ($25) suits predictable short bursts but never replaces a gun, and check the drops before selling trophies.

All 11 Bosses

ℹ️ Source count discrepancy: publicly available boss guides (2026-08-12) detail 10 bosses, while the latest AllThings.How lure table (2026-08-26) counts 11 — the Sunfish (Beginner Boss Lure, Island 2) appears in the lure/bait research but has no dedicated section in the boss guides. This site follows the 11-boss list; the Sunfish entry is built from lure-table data and the universal boss rules rather than a dedicated strategy source.