SUBNAUTICA / BIOMES

Mushroom Forest

Towering mushroom-tree biomes used for exploration and certain valuable fragments.

QUICK REFERENCEFirst SubnauticaReviewed 2026-10-28Reference / noindex

OVERVIEW

Understanding Mushroom Forest

Towering mushroom-tree biomes used for exploration and certain valuable fragments.

This is an original reference for the first Subnautica. Your current depth rating, oxygen, available tools and navigation route determine when an objective is practical. Follow actual in-game PDA and Fabricator information for any values that vary by version.

PRACTICAL APPROACH

How to use this information

Scan equipment fragments and identify safe corridors between the trunks.

COMMON MISTAKES

What to avoid

Do not confuse upper forest canopy with a safe path into every adjacent biome.

CONTINUE ON VOLPEDIA

Related topics and walkthroughs

CREATURESJellyray

A luminous ray found in deeper habitats such as the Mushroom Forest and Ghost Tree area.

BIOMESJellyshroom Caves

A cave network with giant purple mushrooms, Crabsnakes and a Degasi location.

BIOMESKelp Forest

A green biome of creepvine, metal salvage and Stalkers close to the starting area.

RESOURCESAcid Mushroom

A common mushroom used for early battery chemistry in the original game.

CREATURESCrabsnake

A predator associated with the Jellyshroom Caves' giant mushrooms.

WRECKSDegasi Seabase — Jellyshroom Cave

The abandoned underground habitat in the purple-mushroom cave system.

CREATURESStalker

A predator of the Kelp Forest that interacts with metal salvage and can drop teeth.

Back to Maps & Biomes

Independent Volpedia editorial encyclopedia about the first Subnautica, reviewed 2026-10-28. Unaffiliated with Unknown Worlds Entertainment. Category illustrations are original diagrams, not in-game maps, screenshots or exact creature portraits. No fabricated damage statistics, spawn probabilities or detailed map coordinates. References are documented privately and not shown as outbound research buttons.