Illustrated five-island route for the How to Fish Steam game

Five-stage route

How to Fish game islands in order

The route starts at Lighthouse, then follows green, yellow, red and pink Radar markers through Forest, Desert, Rocks and Volcano. Each stage ends with a fragile boss result or hand-in.

Last verified August 28, 2026
Main islands5One ordered story route
Boss entries11Story setups plus optional catches
Route rule1Keep every named hand-in safe
Verified1.0.10Current patch for this route
How island progression works

Finish the local quest, defeat the required story boss, preserve its named trophy or body and return the result to the quest giver. The next colored Radar marker then appears. Tuna and Bowhead Whale are setup bodies rather than ordinary sale items.

Start to finish

The five island stages

Open a stage for its unlock condition, exact objectives, local creatures, all bosses and the hand-in that points to the next marker.

Stage 16 local creatures

Lighthouse

The compact opening coast teaches pickups, the Crab Fishing Rod, shops and the first trophy hand-in before the boat becomes usable.

Unlock
Starting island after the opening boat crash.
Story boss
Spider Crab
All encounters
Spider Crab
Open Lighthouse route →
Stage 214 local creatures

Forest Island

The green island introduces the Fishing Rod, Beginner Lures, optional mini-bosses and the three-leech story chain.

Unlock
Return Spider Crab's shell, receive the boat route and follow the green Radar marker northwest.
Story boss
Giant Piranha
All encounters
Giant Piranha, Sunfish, The Old Pike
Open Forest Island route →
Stage 312 local creatures

Desert Island

The Standard Lure stage combines an endangered-creature trade, a Carrot-triggered story boss and the optional Grillmaster route.

Unlock
Return the Giant Piranha trophy and follow the yellow Radar marker.
Story boss
Pufferfish
All encounters
Pufferfish, Blue Shark
Open Desert Island route →
Stage 412 local creatures

Rocks Island

The red-marker island raises prices sharply and links a Professional Boss Lure, a defeated Tuna and an aerial boss into one route.

Unlock
Return Pufferfish's fin and follow the red Radar marker.
Story boss
Albatross
All encounters
Tuna, Albatross
Open Rocks Island route →
Stage 59 local creatures

Volcano Island

The final island combines Scientific-tier farming, military and Scientist objectives, then chains Bowhead Whale directly into its mutated form.

Unlock
Return the Albatross head and follow the pink Radar marker.
Story boss
Mutated Bowhead Whale
All encounters
Bowhead Whale, Mutated Bowhead Whale, Goblin Shark
Open Volcano Island route →

Route protection

Items you must not sell or cook

Empty Beer Can, Spider Crab result, Giant Piranha trophy, Pufferfish fin, defeated Tuna, Albatross head, Whale Bait and the defeated Bowhead all belong to the progression chain.

Read the full walkthrough →

Combat route

Open the trigger before the fight

Every boss page leads with the exact lure, quest trade or defeated body, then gives a short preparation list and a fight plan for the current Steam build.

Browse all 11 bosses →