Subnautica 2 Biomes & Creatures Guide : Every Region, Every Threat Ranked
Every biome and creature in Subnautica 2 mapped out. Coral Gardens to Metal Farms, all predator threat levels, and survival tips for every hostile encounter.
- •Coral Gardens (0-150m) is your starting region : safe, resource-rich
- •Karakorum (100-450m) is the late-game region : requires Tadpole and Heat Tolerance
- •Collector Leviathans patrol fixed routes : time your crossing, don't fight them
Proteus Map, Two Major Regions
Subnautica 2 currently has two main regions in Early Access. You start in the safe Coral Gardens and eventually venture into the deep, hostile Karakorum.
Coral Gardens (Starting Region, 0-150m)
Your home for the first 10-15 hours. Safe, abundant resources, gradually increasing danger.
Shallows (0-20m)
Your spawn biome. Safe, bright, full of Titanium, Copper, and Quartz.
| Feature | Detail | |---------|--------| | Resources | Titanium (abundant), Copper (cave ceilings), Quartz (seabed + caves), Acidic Raion Pouch | | Threats | None. Safest biome in the game. | | Key locations | Lifepod (spawn), starting resource nodes |
Jelly Barrens (20-50m)
First exploration zone. Home to Camp One and the Digestion Angel Comb.
| Feature | Detail | |---------|--------| | Resources | Lead, Water Slugs, Angel Comb (Digestion), Macaron Sponges | | Threats | Hammerhead (low), Marrowbreach (medium) | | Key locations | Camp One (second Habitat Builder fragment), NE Angel Comb |
Old Habitat / Plateaus (20-60m)
Ruined alien settlements. Critical blueprint zone.
| Feature | Detail | |---------|--------| | Resources | Blueprints (!), Necrolei Cysts, Silver, Habitat Builder fragments | | Threats | Deepwing Brooder Leviathan (high, avoid or flee) | | Key locations | Room blueprint, Processor blueprint, Sonic Resonator fragments |
Blighted Area (20-40m)
Blocked by Bloom Cankers until you have the Sonic Resonator. Contains the Heat Tolerance Angel Comb.
| Feature | Detail | |---------|--------| | Resources | Angel Comb (Heat Tolerance) | | Threats | Bloated Bloom Cankers (environmental, cleared with Sonic Resonator) | | Access | East of Old Habitat |
Hydrothermal Vents / Graveyard (50-150m)
Hot, dangerous, resource-rich. Requires Heat Tolerance.
| Feature | Detail | |---------|--------| | Resources | Gold (exclusive), Sulfur (exclusive), Lithium | | Threats | Houndgar (medium), Marrowbreach (medium), heat damage | | Key locations | Nahema's Lab (Dexterity Angel Comb), Tailings Village |
The Hole (100m+)
Deep crater. Home to the most feared creature in Coral Gardens.
| Feature | Detail | |---------|--------| | Resources | Lithium, rare fragments | | Threats | Great Jaw Leviathan (high, traps you in a clam-like mouth) | | Key locations | Cicada Wreckage |
Sea Anemone Forest (30-50m)
West of Old Habitat. Dense with flora.
| Feature | Detail | |---------|--------| | Resources | Necrolei Cysts (abundant) | | Threats | Low | | Key locations | West of Old Habitat |
Karakorum (Late-Game Region, 100-450m)
Accessed via a deep trench east of Coral Gardens. Guarded by a Collector Leviathan patrolling the chasm. You need the Tadpole with Depth Module to explore effectively.
Observatory (140m)
The entry hub of Karakorum. Central, safe.
| Feature | Detail | |---------|--------| | Resources | Celestine, Conduit Crystal | | Threats | Needler Nest (medium), Needler Mango (medium) | | Key locations | Axum Observatory, Rosetta Stone, Research Outpost, Modification Station blueprint |
Power Plant (200m+)
Main story objective. Requires Axum Vision.
| Feature | Detail | |---------|--------| | Resources | Celestine, Atacamite, Conduit Crystal | | Threats | Epicurean (high), Surge Jelly (medium) | | Key locations | Power Plant (story objective), Axum Vision Angel Comb |
Metal Farms (300m+)
The deepest accessible zone. Endgame resources.
| Feature | Detail | |---------|--------| | Resources | Troilite (rare, limited spawns), Axum Bacterial Culture | | Threats | Epicurean (high), second Collector Leviathan | | Key locations | Alterra Starship Wreck, endgame farming zone |
Creature Threat Levels
Friendly / Passive
| Creature | Location | Notes | |----------|----------|-------| | Water Slugs | Coral Gardens seabed | Water source | | Cradle Shootroots | Shallows | Harvestable flora | | Curtain Gorgon | Shallows | Decorative |
Hostile, Low Threat
| Creature | Location | How to Deal | |----------|----------|------------| | Hammerhead | Coral Gardens | Dodge. Low damage. | | Nibbler Mango | Coral Gardens | Ignore. Minimal threat. | | Mimic Pylon | Coral Gardens | Avoid. Annoying but not dangerous. |
Hostile, Medium Threat
| Creature | Location | How to Deal | |----------|----------|------------| | Marrowbreach | Jelly Barrens, Vents | Sonic Resonator stuns. Keep distance. | | Houndgar | Hydrothermal Vents | Fast, aggressive. Dodge and use Wakemaker. | | Surge Jelly | Karakorum | Electric attacks. Keep distance. | | Needler Mango | Karakorum Observatory | Projectile attacks. Strafe. | | Twin Sitaray | Karakorum | Pair tactics. Separate and focus one. |
Hostile, High Threat
| Creature | Location | How to Deal | |----------|----------|------------| | Deepwing Brooder Leviathan | Old Habitat | Avoid. Use Dash to escape. Do not engage. | | Great Jaw Leviathan | The Hole | Traps you in clam mouth. Sonic Resonator to escape. | | Epicurean | Karakorum Power Plant, Metal Farms | Heavy damage. Impact Armor helps. Keep moving. |
Hostile, Extreme Threat
| Creature | Location | How to Deal | |----------|----------|------------| | Collector Leviathan | Trench (Coral→Karakorum), Metal Farms | Do not engage. Patrols predictably. Wait for it to pass, then dash through. Cavitation Muffler reduces detection range. |
Related Guides
Survival Tips by Biome
- Shallows: Safe. Farm resources freely.
- Jelly Barrens: Stay near the seabed. Hammerheads roam mid-water.
- Old Habitat: Approach carefully. Check for Deepwing before entering buildings.
- Hydrothermal Vents: Bring medkits if you don't have Heat Tolerance. Get in and out.
- The Hole: Hug the walls. The Great Jaw patrols the center.
- Karakorum: Always have a fully charged Tadpole. Carry a Repair Tool. Save before entering the trench.
Sources
This guide was compiled from multiple public sources. We cross-reference with 3+ sources before publishing.
More Subnautica 2 Guides
Subnautica 2 Alien Facilities : How to Enter Every Ruin & Research Station
Alien ruins block your path with force fields and puzzles. Here is how to access every facility, what you find inside, and what tools you need to get in.
Subnautica 2 Base Defense : How to Protect Your Base From Predators
Creatures will attack your base. Here is how to defend it, what to build, and which predators will destroy everything if you are not prepared.
Subnautica 2 Best Base Layouts: Efficient Room Designs That Save Space
Stop building randomly. Here are optimized base layouts for early, mid, and late game. Save space, reduce travel time, and organize your storage.