Celebes Rainbowfish

Marosatherina ladigesi

Minimum Tank Size

30 gal

Temperature

72–82°F

PH

7.0–8.0

Adult Size

3 in

Temperament 

Peaceful schooling fish

Care Difficulty

Intermediate

Diet & Feeding

Feed a varied species-appropriate diet based on a quality prepared staple, supplemented with foods suited to the species. Avoid chronic overfeeding.

Care Instructions

Maintain stable 72–82°F water and suitable chemistry. Plan the aquarium around adult size, behavior, waste production, and swimming space.

Flow & Filtration

Use mature biological filtration, good oxygenation, and flow appropriate to the species. Keep ammonia and nitrite at zero and maintain nitrate with regular water changes.

Planted Tank Suitability

Plant suitability depends on digging, grazing, adult size, and water chemistry. Use hardy or protected plants where necessary.

Tank Mate Compatibility

Good Tank Mates
  • Small Rainbowfish
  • Peaceful Livebearers

Use Caution 
  • Gourami

Avoid
  • Large Cichlids
  • Fin-nippers

Compatibility Notes

Does best in mineral-rich water with a group and gentle community tank mates.

Breeding Notes

Breeding requirements vary by species; use appropriate caves, spawning sites, or a dedicated breeding setup when attempting to raise fry.