SUBNAUTICA 2 GUIDEDeep-sea field manual

Wikis Content · v1

Depth is a key HUD indicator in Subnautica 2 that tracks player position below sea level, affecting oxygen consumption and vehicle hull integrity.

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Depth HUD Indicator

Depth is one of the main HUD indicators in Subnautica 2. The depth element of the HUD is always present and shows the player's current depth below the surface. Keeping an eye on this HUD element is especially important when navigating the Tadpole.

Depth is only measured underwater; if the player's position is above sea level, the indicator will always show a depth of 0 no matter how high up they are. Depth effects are disregarded in any area which has an atmosphere, and in water which is inside any kind of enclosed facility.

Depth has no effect on Seabases.

Player Depth

There is no strict depth limit for the player character outside of a vehicle; they are never damaged by depth alone no matter how deep they go. However, by default their oxygen depletes faster as they go deeper.

  • 0–99m: Lose 1 oxygen every second.
  • 100–199m: Lose 2 oxygen every second.
  • 200m+: Oxygen loss maxes out at 3 every second.

The Rebreather item completely removes this effect while equipped and gives a uniform 1 oxygen loss per second regardless of depth.

Vehicle Depth Stages

When a vehicle goes past its crush depth, the computer system will warn the player that hull damage is imminent. The player then has a few seconds to turn back to avoid damage. After this, a creaking sound like buckling metal will be heard at regular intervals. In the Tadpole, the vehicle will take constant damage until it is destroyed or returns to its safe depth. The [Repair Tool](Repair Tool) can generally fix a vehicle faster than the damage-over-time from being below crush depth damages it, though this is only a temporary solution.

A vehicle docked within a Moonpool cannot take damage while still inside the seabase no matter how deep the latter is built.

It is possible to increase a vehicle's maximum depth using Upgrades.

Tadpole Depths

DepthUpgrade 1 ([Tadpole Depth Module Mk. 1](Tadpole Depth Module Mk. 1))Upgrade 2 ([Tadpole Depth Module Mk. 2](Tadpole Depth Module Mk. 2))Effect
0-250 meters0-450 meters?The Tadpole only suffers collision damage at high speeds, and the damage is minimal
250+ meters450+ meters?Hull integrity compromised; Tadpole will take damage as long as it is below crush depth

The [Tadpole Depth Module Mk. 2](Tadpole Depth Module Mk. 2) is currently unavailable in [Survival Mode](Survival Mode).

Depth UI with the Tadpole Depth Module Mk. 1

Trivia

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