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Abyss (Roblox)

All Fish Ruins and Keys

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Redeem your Abyss Codes (February 2026) here!
★ Progression Guide, How to Reroll Race, Tier List
★ Lists: Fish, Guns, Tubes, Races, Artifacts
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★ Best Guns, Best Tubes, Best Artifact, Best Race

Abyss (Roblox) - All Fish Ruins and Keys

A Fish Ruin is unlocked with a key obtained from NPC quests once you interact with a keyhole in Abyss (Roblox). Check out all Fish Ruins locations and how to get their keys in this guide!

List of Contents

All Fish Ruins and Keys Locations

Fish Ruins are special areas found in every biome that contain chests with valuable rewards, such as Star Shards, Oxygen Pods, and potions. These areas are usually locked and will require a key to open each.

Treasure Chest Locations

List of Forgotten Deep Fish Ruins

World View
1
Forgotten Deep Fish Ruin 1
Found directly east of the Scientist's position in the Forgotten Dome.

List of Ocean Fish Ruins

World View
2
West of Lost Captain
Located west of the Lost Captain.

List of Ancient Sands Fish Ruins

World View
3
Ancient Sands Fish Ruin 1
Found on top of a rock formation near the entrance of Ancient Sands.
4
Ancient Sands Fish Ruin 2
Found hidden in a rock formation farther south of Ancient Sands.

List of Spirit Roots Fish Ruins

World View
5
Upper Layer of Spirit Roots Area
Found northeast of Spriit Roots safety area.
6
Northeast of Sprit Roots Safety Area
Located inside the Spirit Roots cave area. This is positioned northeast of the Golem when viewed in the map.
7
Inside Spirit Roots Cave Area
Located in the upper layer of the Spirit Roots cave area. This is positioned near Isaac when viewed in the map.

How to Get Fish Ruin Keys

List of NPCs Rewarding Keys via Quests

NPC Description
Kraken Complete Kraken's Quest #5 to get a Forgotten Key.
Mr. Black Complete Mr. Black's Quest #8 to get a Forgotten Key.
Marcus Complete Marcus' Quest #5 to get an Ancient Key.
Grumpy Hank Complete Grumpy Hank's Quest #4 to get an Ancient Key.
Victor Complete Victor's Quest #4 and #7 to get two Spirit Keys.
Golem Complete the Golem's Quest #2 to get a Spirit Key.

Fish Ruins are unlocked by collecting Fish Ruin keys. These keys are obtainable by accomplishing certain quests given by NPCs.

Keys can only be used within the same biome, depending on the type and location from which you got them.

List of NPCs

Abyss (Roblox) Related Guides

Abyss (Roblox) Game8 Wiki

Abyss Wiki

Guides by Category

Abyss Categories
Abyss (Roblox) - News and Game InfoNews and Game Info Abyss (Roblox) - CodesRedeem Codes
Abyss - Tips and TricksTips and Tricks Abyss - All FishAll Fish List
Abyss - List of TubesAll Tubes List Abyss - List of GunsAll Guns List
Abyss - List of ArtifactsAll Artifacts List Roblox - List of RacesAll Races List
QuestsAll Quests List Abyss - Message Boards SlimMessage Boards
Abyss Roblox - Interactive MapInteractive Map EventsEvents

Recommended Guides

All Duck LocationsAll Duck Locations Abyss (Roblox) - Treasure Chest Locations Treasure Chest Locations
Abyss - Best GunsBest Guns Abyss - Best TubesBest Tubes
Abyss - Best ArtifactsBest Artifact Loadout Abyss (Roblox) - All Fish Shrines and KeysAll Fish Shrines and Keys
Abyss - List of Fish MutationsList of Mutations Abyss (Roblox) - List of NPCsList of NPCs
Abyss How to Reroll Race How to Reroll Race Abyss - Progression GuideProgression Guide
Abyss How to Earn Money Fast How to Earn Money Fast Abyss - How to Get and Use Fish BoneHow to Get and Use Fish Bone
Abyss - How to Get and Use MossHow to Get and Use Moss Abyss - Best RacesBest Races
Abyss - Abyss Tier ListAbyss Tier List -

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