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Subnautica map guide

Subnautica Map Guide: Biomes, Islands, Wrecks, and Safe Routes

A good Subnautica map does not have to spoil the whole ocean. Use it to build a handful of routes you can repeat: a safe food loop, an island run, a wreck sweep, and a deeper biome path for upgrades.

Map route cardEA

Subnautica Map Guide: Biomes, Islands, Wrecks, and Safe Routes

A spoiler-light route guide for the original Subnautica map: islands, wrecks, biomes, Beacons, and when to open a full interactive map.

GameSubnautica
Checked2026-06-04
Use caseMap planning

Contents

Map the Safe Shallows firstAdd one island routeSeparate wreck sweeps from biome scoutingUse the interactive map for stuck points

Quick answer

Start with landmarks before coordinates. Learn the Safe Shallows, mark the Aurora side you can recognize, make separate Beacon names for the Floating Island and Mountain Island, then use an interactive map only when you are ready to hunt wrecks, fragments, or late-game biomes without guessing for an hour.

Map notes that actually help

Do not turn every icon on at once

Interactive maps get messy fast. Turn on one layer at a time: wrecks, fragments, entrances, or biome labels. If you enable everything, you stop navigating and start staring.

Use names you can say while swimming

“North island cave” is better than a clever Beacon name you forget under pressure. Good labels are short, plain, and boring enough to survive a bad oxygen timer.

Spoilers are a setting, not a personality test

Some players want the full map. Some want only a nudge. The clean middle ground is route order: where to go first, what each trip is for, and which pages to open only when you are stuck.

Before opening a full map

  • You can return from your starter area without a guide.
  • You know which side of the Aurora you are using as a landmark.
  • Your Beacons have short names for islands, base, and wreck routes.
  • You are opening the map for one job, not to reveal the whole run.

Visual notes and source media

Original route art

Abyss Guides uses original chibi deep-sea art for page visuals instead of copying wiki screenshots or fan uploads.

Source: Abyss Guides original artwork

Official Subnautica 2 gameplay trailer

Use the trailer for mood, vehicles, and biome context. Do not treat trailer scenes as exact farming coordinates.

Source: Official Subnautica YouTube embed

A clean route order for new players

Map the Safe Shallows first

Your first map is small: Lifepod, kelp edge, food, water, quartz, copper, and the return line. If this loop is messy, a full-world map will not fix it.

Add one island route

Use the Floating Island and Mountain Island as big navigation anchors. Give each a Beacon name, note the approach direction, and avoid treating island trips like casual farming runs.

Separate wreck sweeps from biome scouting

Wreck runs need storage, repair checks, scan priorities, and a clear exit. Biome scouting is different: you are testing visibility, depth, creature pressure, and whether a base nearby would make sense.

Use the interactive map for stuck points

Open a full map when you are hunting a specific fragment, entrance, wreck, or biome. That keeps the page useful without flattening the discovery curve.

Map layers to use first

Early layer

Landmarks

Lifepod, Aurora side, islands, cave mouths, and base markers.

Mid layer

Wrecks

Only turn on wreck and fragment layers when you have a target.

Late layer

Biomes

Use biome labels for planning depth, risk, and base routes.

Subnautica map route planner

RouteWhat to mark
Safe Shallows loopFood, water, copper, quartz, kelp edge, and the clean return line to the Lifepod.
Floating Island runApproach direction, cave entrances, edible plant stops, and a Beacon name you will not confuse with the Mountain Island.
Mountain Island runSafe approach, island landmark, cave route, and when you should leave instead of overpacking the trip.
Wreck sweepEntrance, scan priority, blocked doors, repair checks, spare storage, and the fastest way out.
Deep biome scoutDepth pressure, creature risk, visibility, base potential, and whether you need better oxygen before returning.

Full maps can make the game smaller

Subnautica is built around recognition: a ridge shape, a cave mouth, a familiar kelp edge, a light in the distance. If the map answers everything too early, you lose some of that. Use it when it helps, close it when the route is already clear.

FAQ

What is the best Subnautica map for beginners?

For a first playthrough, the best map is a light route guide plus your own Beacons. Use a full interactive map later for wrecks, fragments, entrances, and late-game biome checks.

Is there an official Subnautica interactive map?

The game has in-world navigation tools, but players usually mean community interactive maps when they search this. Check the source and layer settings before trusting every marker.

Should I use coordinates in Subnautica?

Coordinates are useful for troubleshooting and exact searches, but Beacons and landmarks are better for normal play. They train you to navigate instead of chasing numbers.

Where should I go after Safe Shallows?

Move outward by purpose: food and water stability, kelp edge materials, an island route, wreck scanning, then deeper biomes once your oxygen and tools can handle the return trip.

Is this page for Subnautica 1 or Subnautica 2?

This page is for the original Subnautica. Subnautica 2 has separate map and biome pages because Early Access information can change after patches.

Source note

Checked June 4, 2026 against the official Steam listing and major community map references. Abyss Guides uses original route art here and links out for full interactive map layers instead of copying map screenshots.

Official Subnautica Steam pageSubnautica Wiki map pageMap Genie Subnautica interactive map

Read next

Subnautica 2 Map GuideSubnautica 2 Interactive MapSubnautica 2 BiomesSubnautica 2 Beginner RouteSubnautica 2 Resources