Flora species and all but three species of Fauna in Subnautica. Most bioluminescent life forms cannot generate light bright enough to help the player with night time navigation.Bioluminescence is a type of illumination created by many
Bioluminescent Life Forms
Scavengers & Parasites
- The Stalker, Lava Lizard and Reaper Leviathans are the only three fauna having no bioluminescent glands.
- Bioluminescence is used by many real-life animals for counter-illumination, luring prey, attracting mates, confusing predators, mimicking other animals, communication, and as a warning to would-be predators.