Celebes Rainbowfish – Marosatherina ladigesi

Celebes Rainbowfish (Marosatherina ladigesi), also called Celebes Sailfin Rainbowfish, is a slender, active schooling fish from Sulawesi, Indonesia. Its distinctive fin shape and delicate coloration make it an attractive fish for peaceful, well-maintained community aquariums.

Care Overview

• Scientific name: Marosatherina ladigesi
• Adult size: Approximately 3 inches
• Group: Keep in groups of six or more, ideally with room to swim
• Water: Stable, clean, well-oxygenated freshwater; generally prefers neutral to moderately alkaline conditions
• Tank setup: Peaceful planted aquarium with open swimming space and a secure lid
• Food: Appropriately sized quality dry, frozen, and small live foods

Choose peaceful tankmates; avoid fin-nippers and large predatory fish. Confirm the species, current size and water conditions when selecting livestock.

Live fish — in-store purchase or local pickup only: Tropical Treasures Wyo does not ship live fish. Visit our Cheyenne, Wyoming store or select local pickup where available.