Blunt Arm Sea Star
Pentaster obtusatus
- Group: Starfish
- Typical depth: 5–20 m
- For divers: safe
The blunt arm sea star rests on sandy patches and seagrass beds between about 5 and 20 metres, often where macroalgae grow. Its short, rounded arms give it a stubby outline, and it feeds on sponge.
Taxonomy: Animalia › Echinodermata › Asteroidea › Valvatida › Oreasteridae › Pentaster
Species data via the World Register of Marine Species (WoRMS), AphiaID 292770.
FAQ
- How deep does the Blunt Arm Sea Star live?
- The Blunt Arm Sea Star (Pentaster obtusatus) is typically found at 5–20 m.
- Is the Blunt Arm Sea Star dangerous to divers?
- The Blunt Arm Sea Star is harmless to divers.