Wavy astraea
Astraea undosa
InvertebrateMarine
Astraea undosa is a marine snail from the Turbinidae family. Its thick, conical shell has characteristic wavy ridges. It is highly valued in aquariums for its ability to graze on filamentous algae and diatoms on rocks and glass. Nocturnal, it hides during the day. Hardy and easy to keep.
Recommended parameters
| Parameter | Recommended range |
|---|---|
| Temperature | 22–26 |
| pH | 8.1–8.4 |
| GH | 8–12 |
| KH | 8–12 |
| NO₃ | ≤ 20 |
| PO₄ | ≤ 0.2 |
Care
Difficulty1/5
Dietherbivore
Min. tank40 L
Min. group1
Adult size5 cm
Lifespan3 ans
TemperamentPeaceful
Care notes
Temperature 22-26°C, salinity 1.023-1.025. pH 8.1-8.4. Provide live rock with algae. Avoid predators like crabs. May need calcium supplementation for shell growth.