SUBNAUTICA / PROGRESSION

First Seabase Route

Build a small powered habitat with predictable storage and fabrication needs.

QUICK REFERENCEFirst SubnauticaReviewed 2026-10-28Reference / noindex

OVERVIEW

Understanding First Seabase Route

Build a small powered habitat with predictable storage and fabrication needs.

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

Select a central location with resource access and an obvious surface exit.

COMMON MISTAKES

What to avoid

Expanding before securing power and hull strength creates maintenance problems.

CONTINUE ON VOLPEDIA

Related topics and walkthroughs

PROGRESSIONSeamoth Upgrade Route

Progress from the first vehicle to depth upgrades, repairs and Moonpool support.

PROGRESSIONEarly Blueprint Route

Use the Scanner on fragments to unlock necessary vehicle, tool and base technology.

PROGRESSIONFirst Day Survival

Stabilize food, clean water, oxygen and basic fabricator access near Lifepod 5.

GUIDESBest First Tools And Upgrades

Choose upgrades that unlock the next depth safely

GUIDESComplete Beginner Walkthrough

From Lifepod 5 to your first dependable underwater base

GUIDESCreative Building Ideas And 2 0

Design seabases using original Subnautica 2.0 building parts

GUIDESFirst Oxygen And Water Guide

Maintain oxygen and water during the first days

Back to Progression

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.