TelmatherinidaeFreshwater Fishintermediate

Celebes Rainbowfish

Marosatherina ladigesi

Origin: Sulawesi, Indonesia

C

Water Parameters

Temperature2428 °C
15 °C35 °C
pH78.5
49
GH (Hardness)1025 °dGH
0 °dGH30 °dGH
KH (Alkalinity)515 °dKH
0 °dKH20 °dKH

Quick Stats

Max Size
7 cm
Min Tank
80 L
Lifespan
3–5
Swimming Level
middle
Schooling
Yes (6+)
Diet
omnivore
Temperament
Peaceful; vulnerable to fin-nippers

About

Marosatherina ladigesi, the Celebes Rainbowfish, originates from freshwater streams on Sulawesi (Celebes), Indonesia. Its translucent yellowish body is accented by a neon-blue lateral stripe and long, filamentous dorsal and anal fin extensions in males. Active and fast-swimming; best kept in a species tank or with small, equally active fish. Surprisingly tolerant of slightly brackish conditions in the wild, though thrives in hard fresh water in captivity.

Care Guide

School of 6+. Temperature 24–28 °C. Hard, slightly alkaline water (slightly brackish optional). Good aeration and gentle flow. Feed micro-pellets, baby brine shrimp, and quality flake. 80+ L. Avoid fin-nippers.

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