Overview
The Sand Sifting Starfish (Astropecten polycanthus) is a intermediate saltwater species known for its tan-white coloration. Cleans sand bed. Substrate.
Origin & Appearance
Origin: Indo-Pacific.
Colors: Tan-White.
Body Shape: Starfish (flat radial). Typical adult dimensions: 20.0 x 20.0 x 2.0.
Sexual Dimorphism: Minimal.
Tank & Water Requirements
| Min Tank Size | 79 gallons |
| Temperature | 75–81°F |
| pH Range | 8.1–8.4 |
| Water Hardness (GH) | dKH 8-12 |
| Bioload | low |
| Oxygen Demand | medium |
| Plant Safe | yes |
| Aquarium Position | Substrate |
Behavior & Activity
Slow sand burrower; moves through sand consuming detritus and microfauna; leaves clean sand trail
Speed: 12/100Aggression: 1/10diurnal
Breeding
Not bred at home
Common Diseases
💊 Very sensitive to acclimation💊 bacterial
Expert Notes
Cleans sand bed; needs large tank