Subnautica 2 Adaptations & Biomods

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Bioscans, installable biomods at the Biolab, and story adaptations that change what your body can survive.

Install biomods at the Biolab using Genomes earned from scans. Active skills are triggered manually; passive effects stay on; positive traits help you; negative traits are maladaptations with a downside. Positive and negative traits are not all available in the current Early Access build yet. Turn on “Show unavailable” below to browse the full list.

Active

5
Chum Cloud

Chum Cloud

Active

Release a cloud of delicious bait to distract predators

Genome cost:Costs genomes (amount shown in Biolab)
Required bioscans: acidsponge, Houndgar
Dash

Dash

Active

Dash in any direction to avoid predators or hazards

Genome cost:Costs genomes (amount shown in Biolab)
Required bioscans: No bioscan requirement
Electric Discharge

Electric Discharge

Active

Emit an 800 volt electric shock to deter medium and large predators

Genome cost:Costs genomes (amount shown in Biolab)
Required bioscans: Electric Geordie
Pathfinder

Pathfinder

Active

Release a trail of pheremones you can follow to find your way

Genome cost:0 (free to unlock)
Required bioscans: No bioscan requirement
Sonic Echo

Sonic Echo

Active

Emit a sonar pulse to highlight nearby resources

Genome cost:0 (free to unlock)
Required bioscans: collector

Passive

10
Bioluminescence

Bioluminescence

Passive

Glow in the dark

Genome cost:Costs genomes (amount shown in Biolab)
Required bioscans: Sandspear, Electric Geordie
Camouflage

Camouflage

Passive

Become invisible to predators while not moving

Genome cost:Costs genomes (amount shown in Biolab)
Required bioscans: Bullethead
Dermal Garden

Dermal Garden

Passive

Slowly grow nutritious algae on your skin

Genome cost:Costs genomes (amount shown in Biolab)
Required bioscans: needlershark
Homing Sense

Homing Sense

Passive

Detect nearby bases with electrical power

Genome cost:Costs genomes (amount shown in Biolab)
Required bioscans: Surge Jelly, Hammerhead
Oxygen Control

Oxygen Control

Passive

Slows oxygen consumption when not moving

Genome cost:0 (free to unlock)
Required bioscans: No bioscan requirement
Sea Skimmer

Sea Skimmer

Passive

Swim faster when close to underwater surfaces or the seafloor

Genome cost:Costs genomes (amount shown in Biolab)
Required bioscans: No bioscan requirement
Slow Metabolism

Slow Metabolism

Passive

Your microbiome becomes more efficient making food loss slower.

Genome cost:Costs genomes (amount shown in Biolab)
Required bioscans: nibbler
Threat Sense

Threat Sense

Passive

Detect nearby threats with specialized hair cells

Genome cost:Costs genomes (amount shown in Biolab)
Required bioscans: spinytail
Water Retention

Water Retention

Passive

Gain more water from all sources with enlarged, orca-like kidneys

Genome cost:Costs genomes (amount shown in Biolab)
Required bioscans: Coral Crab
Water Secretion

Water Secretion

Passive

Slowly fills a water packet by filtering fresh water from the sea

Genome cost:Costs genomes (amount shown in Biolab)
Required bioscans: Water Slug

Subnautica 2 Adaptations & Biomods Overview

Subnautica 2 adaptations and biomods define how your character survives pressure, heat, traversal hazards, and advanced biome mechanics. This page combines Subnautica 2 bioscan donors, biomod costs, and adaptation unlock context in one progression view.

By pairing genome rewards with biomod requirements, you can evaluate which Subnautica 2 creature scans unlock the most practical upgrades for your next expedition route.

How Subnautica 2 Adaptations Are Organized

The Subnautica 2 adaptations page is split into bioscans, biomods, and story adaptations. Use this structure to move from scan source, to genome budget, to final unlock effect without mixing early-game and late-game goals.

Why Subnautica 2 Genome Planning Matters

Subnautica 2 genome planning directly affects efficiency. If you sequence bioscans around biomod dependencies, you reduce repeat travel, unlock key survivability upgrades earlier, and keep research aligned with actual exploration milestones.

Subnautica 2 Adaptations FAQ

Do story adaptations cost genomes like biomods?

No. Story adaptations are progression-based unlocks, while biomods consume genomes in the Biolab.

Can one bioscan unlock multiple biomods?

Yes. Some donor species feed several biomod requirements, which makes scan route planning more important than raw genome farming.

Bioscans and biomods are easier to plan when you can compare scan targets, genome costs, and the creatures behind each unlock.

Use creatures for habitat and threat context, the Crafting Planner for material needs around the Biolab, and the interactive map to plan scan routes before spending genomes.