All NPC Quests in Fish It & How to Complete Them

NPC quests are the core progression system in Fish It. While fishing itself earns coins and XP, NPC quests unlock new rods, potions, enchantments, access to hidden areas, and endgame content.

Some quests are quick and beginner friendly, while others are long, multi step challenges designed for late game players.

This guide covers every NPC quest currently available in Fish It, where to find them, what you need to do, and what rewards you get.

Everything is organized cleanly so you can follow a natural progression instead of getting stuck or wasting time.


All NPC Quests in Fish It Overview

Below is a quick reference list of all quests, grouped by location and NPC.

Quest Name NPC Location
Test Subjects Scientist Fisherman Island
Diamond Researchers Lary Fisherman Island
Kohana Explorer Lava Fisherman Kohana Volcano
Spicy Fish Volcanic Fisherman Kohana
Swimming Narwhals Narwhal Kohana
A Rumor Phil and Bill Kohana
Sample Collection Scientist Jameson Kohana
The Forgotten Tool Scientist Lucille Kohana Lab
Taking Measurements Scientist Samantha Crater Island
Mushroom Collector Forager Jen Ancient Jungle
Variety Diet Forager Jen Ancient Jungle
Prove Thyself Sam Coral Reefs
We’ll Show Him Ram Coral Reefs
Lost Treasure Captain Jack Tropical Grove
Enchanting Discoveries Esoteric Gatekeeper Esoteric Depths
TNT Carpenter Pirate Cove
Black Pearl Captain Jones Pirate Cove
Deadman’s Treasure Dead Skeleton Pirate Treasure Room
Crystal Gathering Hank Crystal Depth
Coral Dorian Crystal Depth
Forgotten Scale Archeologist Secret Passage
Crystalline Secrets Ghastly Pirate Crater Island

SEE ALSO:


Fisherman Island Quests

Test Subjects Quest

NPC: Scientist
Location: Fisherman Island

Requirements

  • 1x Darwin Clownfish
  • 1x Dogfish
  • 1x Barracuda Fish

Reward

  • Luck II Potion

This is one of the best early quests to complete. The Luck II Potion makes future rare fish hunts noticeably easier.


Diamond Researchers Quest

NPC: Lary
Location: Fisherman Island

Requirements

  • Own an Element Rod
  • Catch a Secret Fish at Coral Reefs
  • Catch a Secret Fish at Tropical Grove
  • Bring a mutated Gemstone Ruby
  • Bring a Lochness Monster
  • Catch 1,000 fish with a perfect throw

Reward

  • Diamond Rod

This is one of the hardest quests in the entire game. The Diamond Rod is currently the strongest rod, making this quest mandatory for true endgame players.


Kohana and Volcano Quests

Kohana Explorer Quest

NPC: Lava Fisherman
Location: Kohana Volcano

Requirement

  • Catch volcanic fish without falling into lava

Reward

  • Lava Rod

This quest teaches lava zone positioning. Falling into lava kills you instantly, so patience matters.


Spicy Fish Quest

NPC: Volcanic Fisherman
Location: Kohana

Requirements

  • 20x Lava Butterfly
  • 5x Magma Goby
  • 1x Lavafin Tuna

Reward

  • Luck I Potion

A straightforward grind quest that pairs well with lava fishing routes.


Swimming Narwhals Quest

NPC: Narwhal
Location: Kohana

Requirements

  • Catch 150 fish
    Catch 1x Narwhal

Reward

  • Enchant Stone

Narwhals are rare, so use luck potions if possible.


A Rumor Quest

NPC: Phil and Bill
Location: Kohana

Requirement

  • Catch fish from the laboratory area

Reward

  • 5,000 coins

Easy and fast. Do this early for quick cash.


Sample Collection Quest

NPC: Scientist Jameson
Location: Kohana

Requirement

  • Collect 10 sample flags around Kohana Volcano

Reward

  • Luck Potion

This quest unlocks the next science related questline.


The Forgotten Tool Quest

NPC: Scientist Lucille
Location: Kohana Lab

Requirement

  • Deliver the Measurement Device to Crater Island

Reward

  • Unlocks next quest

This is a connector quest. Do not skip it.


Taking Measurements Quest

NPC: Scientist Samantha
Location: Crater Island

Requirement

  • Scan 15 locations using the Measurement Device

Reward

  • Mutation Potion
  • Unlocks laboratory fishing area

This quest hints at future radioactive and hazmat content.


Ancient Jungle Quests

Mushroom Collector Quest

NPC: Forager Jen
Location: Ancient Jungle

Requirement

  • Collect 30 glowing mushrooms

Reward

  • Mushroom Lantern

Mushrooms glow slightly, especially at night.


Variety Diet Quest

NPC: Forager Jen
Location: Ancient Jungle

Requirement

  • Catch 12 mutated fish

Reward

  • Mutation I Potion

Any mutation counts. Luck and mutation potions help a lot.


Coral Reefs Quests

Prove Thyself Quest

NPC: Sam
Location: Coral Reefs

Requirements

  • 3x Epic fish
  • 1x Pink Dolphin

Reward

  • 25,000 coins

Pink Dolphin spawns are rare. Deep water fishing works best.


We’ll Show Him Quest

NPC: Ram
Location: Coral Reefs

Requirement

  • Catch 8 big fish

Reward

  • Luck I Potion

Pairs well with Sam’s quest if you are already fishing there.


Tropical Grove Quest

Lost Treasure Quest

NPC: Captain Jack
Location: Tropical Grove

Requirement

  • Loot 5 treasure chests

Reward

  • 40,000 coins

Chests spawn on beaches and underwater near rocks and coral.


Esoteric Depths Quest

Enchanting Discoveries Quest

NPC: Esoteric Gatekeeper
Location: Esoteric Depths

Requirement

  • Use enchant stones 30 times

Reward

  • Super Enchant Stone

You can re enchant the same rod to count uses.


Pirate Cove Quests

TNT Quest

NPC: Carpenter
Location: Pirate Cove

Requirement

  • Collect 4 TNT sticks and clear rubble

Reward

  • Unlocks new diving area

TNT locations are spread around docks, caves, and main paths.


Black Pearl Quest

NPC: Captain Jones
Location: Pirate Cove

Requirements

  • Fish with Leviathan’s Rage mutation
  • Dead Man’s Compass

Reward

  • Progression unlock

Admin boost events increase your chances massively.


Deadman’s Treasure Quest

NPC: Dead Skeleton
Location: Pirate Treasure Room

Requirement

  • Collect 4 letters from Pirate Cove chests

Reward

  • Treasure access and Dead Man’s Compass

One chest near the starting area respawns roughly every 10 minutes.


Crystal Depth Quests

Crystal Gathering Quest

NPC: Hank
Location: Crystal Depth

Requirement

  • Fish up the mysterious diary

Reward

  • Pickaxe

Requires Advanced Diving Gear from Pirate Cove.


Coral Quest

NPC: Dorian
Location: Crystal Depth

Requirement

  • Collect 30 coral

Reward

  • Coral Lantern Skin

Purely cosmetic but looks great.


Secret and Endgame Quests

Forgotten Scale Quest

NPC: Archeologist
Location: Secret Passage

Requirement

  • Collect 3 relics and Leviathan Scale

Reward

  • Unlocks Leviathan’s Den

Only one player needs to complete it per server.


Crystalline Secrets Quest

NPC: Ghastly Pirate
Location: Crater Island

Requirements

  • Own Element Rod
  • Own Singularity Bait
  • Catch Cursed Kraken
  • Catch Elpirate Gran Maja
  • Catch Mythic fish with Crystalized mutation

Reward

  • Aetherion Bait

This is currently the hardest quest in Fish It and meant for fully geared players only.


Final Words

NPC quests are not optional side content in Fish It. They are the backbone of progression, unlocking rods, potions, enchantments, secret areas, and endgame systems. Start with the easy quests, stack luck bonuses early, and save the hardest quests for when your gear can support them.

If you approach these quests in the right order, Fish It becomes far less grindy and far more rewarding.