Overview
The Marine Betta / Comet (Calloplesiops altivelis) is a intermediate saltwater species known for its black-brown, white spots (eye mimic) coloration. Mimics moray eel eyespot. Bottom to Mid.
Origin & Appearance
Origin: Indo-Pacific.
Colors: Black-Brown, White spots (eye mimic).
Body Shape: Deep Fusiform (oval/robust). Typical adult dimensions: 20.0 x 4.0 x 8.0.
Sexual Dimorphism: Minimal.
Tank & Water Requirements
| Min Tank Size | 53 gallons |
| Temperature | 75–81°F |
| pH Range | 8.1–8.4 |
| Water Hardness (GH) | dKH 8-12 |
| Bioload | medium |
| Oxygen Demand | medium |
| Plant Safe | yes |
| Aquarium Position | Bottom to Mid |
Behavior & Activity
Slow cave-dwelling drifter; spreads fins mimicking moray eel eye; cautious emergence; retreats headfirst into cave
Speed: 28/100Aggression: 5/10diurnal
Breeding
Not bred at home
Common Diseases
💊 Hardy
Expert Notes
Mimics moray eel eyespot; striking