Sea Monkey in Subnautica: Below Zero

Sea MonkeyLarge herbivores in the game's databank. Rolled for each new game at 11 to 249 m deep.

Data: Subnautica: Below Zero game files (build of 12 Aug 2025), read and drawn by PinDrop. (c) Unknown Worlds Entertainment. PinDrop is fan-made and not affiliated with Unknown Worlds Entertainment.

Map of Subnautica: Below Zero with the Sea Monkey drawn on it
heat = where it can spawn (model)Open the map on Arctic Kelp →
Class
Large herbivores
Depth
11 m to 249 m
Spawns per game
about 227
Placed pins
none

“A medium-sized and intelligent herbivore which shows great interest in other lifeforms and their possessions. More research is needed to understand this lifeform and its behaviour.”

Assessment: Investigate with caution

Sea Monkey, in-game databank. The studio's text, quoted short.

Where Sea Monkey spawns

Median depth 61 m; 10% of the modelled spawns lie deeper than 249 m and 10% shallower than 11 m; the baked slots that can hold it span 383 m to 5 m.

Areas where Sea Monkey can spawn
AreaSlots that can hold itExpected per gameShare
Arctic Kelp32,061172
Lily Pads1,14755

Spawn numbers are a model read from the game's spawner tables and 921,892 baked slots, not verified in a running game.

In the same places

The area Sea Monkey appears in most is Arctic Kelp. What else spawns there:

About the Sea Monkey

The Sea Monkey is filed under large herbivores in the game's databank. The files give it 33,208 baked slots that can hold it across 2 area groups, 227 expected spawns per new game, mostly in Arctic Kelp, at 11 to 249 m deep for the middle 80%.

The files do not say how it behaves or what it can do to the player, so this page carries only the studio's databank text above. Depths are metres below sea level; coordinates are the game's world metres, x east and z north.

Spawn numbers are a model (slot tables), not verified in a running game. Placed pins are read as placed.