Advertising disclosure: This page includes affiliate links and Google ads. We may earn a commission on purchases through these links. Commissions do not affect our editorial opinions.

INDIE GAME / PC・Steam

How to Fish guide hub

Catch, fight, and sell creatures to expand your equipment and destinations. This guide covers the flying boss on Rocks Island.

Source materials checked: 2026-10-16

How to Fish: Game title and original geometric illustration
Original illustration for this guide

Research as of 1.1.3. Distinguishes August guides from the scope of a 1.1.2 data-analysis report. No hands-on gameplay verification. Use this guide within its stated objective and scope.

3 entries shown

Current walkthrough

Keep Tuna to summon the bird and shoot from cover. Covers retrying after an escape through delivering the reward.

Back to contents ↑

Scope and preparations

Reach Rocks Island and advance Terrorizing Bird with the NPC inside the shop. Prepare a ranged weapon, ammunition, and fish for healing.

Back to contents ↑

How to reach the objective

  1. Separate Tuna from healing supplies before summoning
  2. Take cover during attacks and shoot between them
  3. Collect the Head and deliver it to the NPC
Back to contents ↑

Official Steam product information

Related gaming gearAmazon Associates
🛒 Related gear on Amazon JapanAmazon Associates
📕 Books and merchandise on Rakuten JapanRakuten Affiliate
🔥Popular guides
  1. 1Brotato Character Tier Comparison: First Clear and Danger 5 Picks
  2. 2Dungeon Clawler Builds: 4 Early Choices and 6 Character Builds
  3. 3Brotato Build Guide: Weapons, Upgrades and Pitfalls for 8 Characters
  4. 4Everything is Crab Walkthrough — Early Decisions to Higher Pressure
  5. 5Mouthwashing Walkthrough and Collectibles Guide

Based on site-wide views, captured July 6, 2026 (previous 28 days plus capture day).