Melanotaeniidaefreshwater fishintermediate

Bleher's Rainbowfish (Chilatherina bleheri)

Chilatherina bleheri

Origin: Mamberamo River basin, West Papua, Indonesia

B

Water Parameters

Temperature2226 °C
15 °C35 °C
pH6.57.5
49
GH (Hardness)515 °dGH
0 °dGH30 °dGH
KH (Alkalinity)28 °dKH
0 °dKH20 °dKH

Quick Stats

Max Size
12 cm
Min Tank
150 L
Lifespan
4-6
Swimming Level
middle
Schooling
Yes (6–12+)
Diet
omnivore
Temperament
Peaceful; active schooling fish

About

Bleher's Rainbowfish is a spectacular and uncommon species from the Mamberamo River basin of West Papua, displaying striking blue-and-red banded coloration. Named for aquarium fish explorer Heiko Bleher, this species is prized by rainbowfish specialists for its unusual and vivid patterning. It does best in a species or rainbowfish-focused community aquarium with soft to neutral water.

Care Guide

Keep in schools of 6 or more, ideally with a 2:1 female to male ratio to reduce competitive aggression. Provide open swimming space with some planting. Feed quality flakes, frozen artemia, daphnia, and small insects. Males display best coloration when competing for female attention. Moderate water quality requirements.

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