Navbox Precursor

v · d · ePrecursor objects in Subnautica

Main bases	Alien Thermal Plant Disease Research Facility Primary Containment Facility Quarantine Enforcement Platform

Lesser structures	Alien Arches Alien Vents Incubator Device Sonic Deterrent

Caches	Alien Arch Caches Lost River Laboratory Cache Sanctuary Caches

Other	Alien Data Terminal Alien Relics Alien Robot Alien Tablets Forcefield Control Ion Cube