Periscopic Clowncrab — Subnautica 2 Creature Guide | Location & Tips

Periscopic Clowncrab is a defensive creature in Subnautica 2, found in Coral Gardens at 0–0m depth. Social crab sheltering among stinging anemones with mimicking eyestalks.

Last updated: 2026-05-15

Defensive ⬇ 0–0m 🌊 Coral Gardens

Overview

Ostrakonskelos periskopion — the hard-legged periscope. A social crab that shelters among stinging anemones. Enormous eyestalks mimic the surrounding anemones; if bitten off by a predator, each stalk is packed with unspecialized cells that quickly regenerate. The crab forages and returns nutrients to anemones while grooming them to clean parasites and infections. A third stalk behind the eyes is a reproductive organ — sperm disperses into seawater while eggs are placed among the anemones. Some researchers have observed multiple clowncrabs linking up in a chain, later separating into individuals.

Survival

Avoid disturbing it in its anemone shelter. It will defend itself if threatened.

Stats

Stat Value
Behavior Defensive
Depth Range 0–0m
Biome Coral Gardens

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