Can Jack Dempsey Cichlid Live With Celestial Pearl Danio?
Jack Dempsey Cichlid is aggressive and will likely attack or stress tank mates.
Parameter Comparison
| Parameter | Jack Dempsey Cichlid | Celestial Pearl Danio | Overlap |
|---|---|---|---|
| Temperature | 72–86°F | 72–78°F | 72–78°F ✓ |
| pH Range | 6.5–8 | 6.5–7.5 | 6.5–7.5 ✓ |
| Temperament | aggressive | peaceful | Aggression risk ✗ |
| Max Size | 10" | 1" | Size mismatch ✗ |
| Min Tank Size | 55 gal | 10 gal | 55 gal minimum together |
| Diet | Carnivore | Omnivore | — |
| Care Level | intermediate | beginner | — |
Species Profiles
Jack Dempsey Cichlid
Rocio octofasciata
Named after the legendary boxer, Jack Dempsey cichlids are large, territorial Central American cichlids with iridescent blue-green spangles across their dark body. They are aggressive, intelligent, and interactive — many owners report them coming to the glass to greet them. The electric blue Jack Dempsey variant is significantly less aggressive and more colorful.
Full care guide →Celestial Pearl Danio
Danio margaritatus
Celestial pearl danios (also called galaxy rasboras) are tiny, jewel-like fish discovered in Myanmar in 2006. Their dark blue body is covered in iridescent pearl-white spots, with bright orange-red fins striped with black. Despite their exotic appearance, they are hardy and easy to care for — one of the hobby's best-kept secrets for nano tanks.
Full care guide →