Rayed Tree Oyster
Isognomon perna
- Group: Other
- Typical depth: 0–20 m
- Max size: 7.5 cm
- For divers: safe
The rayed tree oyster wedges itself into reef flats and the undersides of boulders, fastened by tough byssus threads to rock, sand and gravel. It grows to about 8 centimetres and also settles on soft sediment in shallow water down to roughly 20 metres.
Taxonomy: Animalia › Mollusca › Bivalvia › Ostreida › Isognomonidae › Isognomon
Species data via the World Register of Marine Species (WoRMS), AphiaID 208470.
FAQ
- How deep does the Rayed Tree Oyster live?
- The Rayed Tree Oyster (Isognomon perna) is typically found at 0–20 m.
- Is the Rayed Tree Oyster dangerous to divers?
- The Rayed Tree Oyster is harmless to divers.
- How big does the Rayed Tree Oyster get?
- The Rayed Tree Oyster grows to about 7.5 cm.