Subnautica 2 Creatures: All Leviathans & Fauna Explained - Guide

Subnautica 2 Creatures: All Leviathans & Fauna Explained

Explore the diverse and dangerous creatures of Subnautica 2, including Leviathans, predators, and passive fauna. Learn how to identify and survive encounters.

2026-05-17
Subnautica Wiki Team
Quick Guide
  • Subnautica 2 Creatures are categorized into Predators, Leviathans, Carnivores, Herbivores, and Passive fauna.
  • Over 43 unique creature archetypes are available in the Early Access build.
  • Scanning creatures with your Scanner tool is crucial for understanding their behavior and biology.
  • Two primary Leviathan species are confirmed: the Collector Leviathan and the Void Leviathan.
  • Survival involves scanning from a distance, listening for audio cues, and utilizing vehicles for escape.

Understanding the Ecosystem of Subnautica 2 Creatures

The aquatic world of Subnautica 2 introduces players to a vibrant yet perilous ecosystem teeming with new and unique alien life forms. With over 43 creature archetypes available in the Early Access build, understanding their classifications and behaviors is paramount for survival. These creatures are meticulously designed with handcrafted AI and full skeletal animation, ensuring a dynamic and immersive experience.

Video Highlights:

  • Demonstrates early game creature scanning.
  • Shows encounters with various passive and aggressive fauna.
  • Highlights the challenges of scanning dangerous creatures.

The ecosystem is layered, with each creature possessing specific in-game role tags that dictate their diet, size, and interaction with the player. This new alien ocean planet in the Ariadne Arm features diverse biomes, from kelp shallows to deep trenches and the open void, each hosting distinct fauna.

Ecosystem Layers Explained

Every creature in Subnautica 2 carries specific in-game role tags: Carnivore, Herbivore, or Neutral for diet; Small, Big, or Leviathan for size; and an archetype flag (Solitary, Pack, Herder, Territorial, or NotPrey) that controls its reaction to the player.

Here's a breakdown of the creature categories you'll encounter:

CategoryBehaviorThreat LevelExamples
PredatorActively hunts the playerHighMarrowbreach, Epicurean, Twin Sitaray
LeviathanApex, territorialLethalCollector Leviathan, Void Leviathan
CarnivoreOpportunistic, mid-sizeMediumHalfmoon, Needler Mango
HerbivoreGrazing, defensiveLowHammerhead, Surge Jelly, Flash Slug
PassiveFlees on sightNoneElectric Geordie, Water Slug
OtherUnique rolesVariesBloom Parasite, Coral Crab, Jelly Ring

Identifying and Surviving Leviathan Encounters

Leviathans represent the largest and most dangerous creatures in Subnautica 2. Two named Leviathan species are confirmed in the Early Access build, along with a juvenile variant of one. These apex predators demand respect and caution, as direct confrontation is often lethal.

Leviathan Warning

Leviathans are the largest and most territorial creatures. Always approach their territories with extreme caution and a depth-rated submersible.

Confirmed Leviathan Species

Collector Leviathan

  • Scientific Name: Tyrannoteuthis phobocoeus
  • Description: An enormous cephalopod predator specializing in prying open hard-shelled prey. Features an armored beak, bioglass-tipped tentacles, and a massive broadcast organ emitting sonar pulses.
  • Behavior: Highly intelligent and inquisitive. Known to be drawn to small submersibles and habitats.
  • Survival Tip: Avoid open water near rocky shelves where they tend to patrol.

Void Leviathan

  • Scientific Name: Skythopterygion atropos
  • Description: A scythe-finned, sexually dimorphic open-water predator. Females are larger with long-range sonar organs, while males are smaller and hunt in coordinated shivers.
  • Behavior: Sophisticated and dangerous pack hunters. They will engage almost anything in the open ocean.
  • Survival Tip: Do not venture into void zones beyond the crust shelf without a depth-rated craft.

The Collector Leviathan's design pipeline involved extensive concept sketches, modeling, rigging, technical animation, and AI behavior tree development, showcasing the detailed effort put into these formidable creatures.

Essential Survival Strategies Against Hostile Fauna

Surviving the alien ocean of Subnautica 2 requires adapting proven tactics from previous Subnautica titles, alongside new tools like Biomods. Early identification and evasion are key to avoiding fatal encounters.

Survival Checklist

Implement these strategies to maximize your chances of survival against aggressive Subnautica 2 creatures:

1

Scan from a Safe Distance

Always use your Scanner tool from several meters away. Each successful scan populates your PDA databank with crucial information on biology, behavior, and biome. You don't need to kill creatures to learn about them; knowledge is your best defense.

2

Listen for Leviathan Audio Cues

Every Leviathan has a distinct audio cue that precedes its appearance. Pay close attention to these sounds. By the time you see their silhouette, you're likely already too close. Adjust your audio settings to enhance these vital warnings.

3

Carry a Survival Knife

While not ideal for direct combat with large predators, a Survival Knife can be a last resort against creatures like the Marrowbreach. However, direct engagement is brutal; prioritize detours and evasion whenever possible.

4

Utilize the Seaglide and Biomods

Outrunning a creature is almost always safer than fighting it. The Seaglide significantly reduces travel time, allowing you to break chases effectively. Equip Biomods like Dash for enhanced speed and agility, especially when navigating on foot.

5

Mark Dangerous Territories with Beacons

Place Beacons at the edges of Leviathan roaming territories. These markers are visible from a distance and through terrain, providing your crew with clear indicators of danger zones. This proactive approach can prevent accidental incursions.

Scanning and Databank Entries

The PDA databank is your ultimate bestiary in Subnautica 2, providing detailed dossiers on every scanned creature. Understanding how to effectively scan and what information you can gain is vital for exploration and survival.

Scanning creatures not only provides lore but also tactical advantages, revealing weaknesses, behaviors, and optimal evasion techniques.

Here's a list of some scannable creatures and their notable characteristics, highlighting the diversity among Subnautica 2 creatures:

Creature NameTypeBehaviorKey Details
HammerheadFishTerritorialUses gills to ram targets; vegetarian but fiercely territorial.
Nibbler MangoMangoAggressiveEnormous jaw crests crush rocks and coral; often constipated due to diet.
MarrowbreachPredatorAggressiveSlender shark with bone-cutting jaws; eyes on lower jaw aid timing bites. Can be tamed via cleaning/feeding.
ForeyFishPassiveTwo individuals work together; seek new mates as they mature. Feed on fish/small crabs.
Surge JellyJelliesHerbivoreRigid fins deliver 400-1000 volts; use electricity to communicate, possibly even naming each other.
JetocarisCrustaceanPassiveThree-legged, hovers with valve thrusters; carries young, expressive body language suggests social life.
Coral CrabOtherDefensiveHides under coral domes for protection and camouflage; implies existence of powerful predators.
NeedlerPredatorAggressiveShoots uranium-tipped tusks at 20 m/s; solo predators, but will pack hunt larger organisms.
Jelly RingOtherPassiveForbidden fish donut made of tiny zooids working together.
HoundgarOtherCooperativeSmall, highly nutritional prey; hunts with Marrowbreaches, flushing out and highlighting prey.

Effective Scanning Practices:

  • Always have your Scanner tool equipped.
  • Prioritize scanning new creatures from a safe distance.
  • Re-scan creatures for deeper data entries or if initial scan was partial.
  • Use flares to distract aggressive creatures for easier scanning.
  • Combine scanning with Biomod abilities for quick escapes.

FAQ About Subnautica 2 Creatures

Q: How many creatures are in Subnautica 2 Early Access?

Subnautica 2 ships with over **43 creature archetypes** in its May 14, 2026 Early Access build. This includes various Predators, Leviathans, Carnivores, Herbivores, and Passive fauna, with more expected in future updates.

Q: Which Leviathans appear at Early Access launch?

At launch, two named Leviathan species are present: the **Collector Leviathan** and the **Void Leviathan**. A juvenile Void Leviathan variant is also part of the current build, each with unique behaviors and biome territories.

Q: What is the difference between a Predator and a Leviathan in Subnautica 2?

**Leviathans** are the largest creatures, apex predators with lethal threat. **Predators** are aggressive carnivores that actively hunt players but are generally smaller than Leviathans. While both are dangerous, Predators can sometimes be fought with a knife or evaded, whereas Leviathans require a depth-rated submersible for survival.

Q: Can creatures be tamed in Subnautica 2?

No, there is no taming system for **Subnautica 2 creatures**. The game maintains the original's hands-off ecology; creatures can be scanned, fed, killed, or avoided, but not owned or commanded. Some passive species may briefly follow the player, but this is a script trigger, not taming.