Ammo and Oxygen

Do you want to increase your maximum oxygen in Subnautica 2? If you're playing on Creative Mode, then you don't need to worry too much since your character can't die. However, in Survival Mode, your oxygen gets depleted too fast, which makes frequent dives very challenging. Here's our guide to help you with this particular mechanic.Table of Contents [hide]Subnautica 2 survival guide: OxygenThe surface and other safe zonesSubnautica 2 survival guide: OxygenIn Survival Mode, your character has 45 oxygen by default. This gets depleted at the rate of -1 oxygen per second while you're underwater. T