Overview
The Bangaii Cardinalfish (Pterapogon kauderni) is a intermediate saltwater species known for its silver, black bands, white spots coloration. Endangered in wild. Mid to Bottom.
Origin & Appearance
Origin: Indonesia.
Colors: Silver, Black bands, White spots.
Body Shape: Deep Fusiform (oval/robust). Typical adult dimensions: 8.0 x 1.6 x 3.2.
Sexual Dimorphism: Minimal; males have wider jaw (holding eggs).
Tank & Water Requirements
| Min Tank Size | 20 gallons |
| Temperature | 75–79°F |
| pH Range | 8.1–8.4 |
| Water Hardness (GH) | dKH 8-12 |
| Bioload | low |
| Oxygen Demand | low |
| Plant Safe | yes |
| Aquarium Position | Mid to Bottom |
Behavior & Activity
Slow hoverer among sea urchin spines; barely moves; nocturnal feeder; males carry eggs in mouth; stays near shelter
Speed: 28/100Aggression: 2/10nocturnalSchooling (6+)
Breeding
Moderate; paternal mouthbrooder
Common Diseases
💊 Ich
Expert Notes
Endangered in wild; breeds in captivity