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Boesemani rainbowfish, photographed on a transparent background

FreshwaterIn the market160 coinsUncommon

Boesemani rainbowfish

Melanotaenia boesemani

It patrols the length of the tank; males light up instead of fighting.

The Boesemani rainbowfish (Melanotaenia boesemani) is a tropical freshwater fish of the family Melanotaeniidae. It swims in midwater, close to the bottom. Adults grow to about 10 cm. The IUCN Red List rates it Endangered. In the aquarium it needs a tank at least 120 cm long and water at 24–29 °C.

Size
10 cm
Smallest tank
120 cm
Temperature
24–29 °C
Care
Easy

In the aquarium

Temperature24–29 °C
pH7.0–8.0
Hardness8–20 °dGH
Temperament
Peaceful
Diet
Omnivore
Activity
Busy
Water layer
Mid water
Group
Happiest in a group of 6 or more
Plants
Plant safe
Drawn to scale in a 120 cm tank

These values are compiled from real species data, and the LumaReef simulation is built to keep them true to life.

Which tank it fits

  • Nano60 cm · 65 litresToo small
  • Standard90 cm · 180 litresToo small
  • Wide120 cm · 300 litres30 of them
  • Living room180 cm · 650 litres65 of them
  • Showcase250 cm · 1,200 litres120 of them
  • Gallery300 cm · 1,440 litres144 of them

Who it lives with

In the wild

Water type
Freshwater
Climate zone
Tropical
Habitat
Midwater, close to the bottom
Aquarium trade
Traded commercially

Conservation status

Classification

  1. OrderAtheriniformes
  2. FamilyMelanotaeniidae
  3. GenusMelanotaenia
  4. SpeciesMelanotaenia boesemani
  5. Described byAllen, 1980

In other languages

English
Boeseman's rainbowfish
German
Boesemans Regenbogenfisch
Spanish
Arco iris
Russian
Радужница Боесмана
Chinese
貝氏虹銀漢魚

Quick answers

Boesemani rainbowfish size: how big does it get?
Adults reach about 10 cm. Record sizes among the 10 Melanotaenia species on LumaReef: 5 cm (Neon dwarf rainbowfish) to 20 cm (Melanotaenia splendida inornata).
Boesemani rainbowfish tank size: what is the minimum?
A tank at least 120 cm long. In LumaReef that is the Wide tank or larger.
Boesemani rainbowfish water parameters: what does it need?
Temperature 24–29 °C, pH 7.0–8.0, hardness 8–20 °dGH. Close to what most Melanotaenia on LumaReef need (20–30 °C).
Boesemani rainbowfish tank mates: what can it live with?
It gets along with 58 of the 99 freshwater species in the catalogue, such as Scissortail rasbora, Sailfin molly, and Swordtail.
Boesemani rainbowfish: alone or in a group?
Keep at least 6 together.
Boesemani rainbowfish and plants: is it plant safe?
Yes, it leaves plants alone.
Boesemani rainbowfish: is it endangered?
The IUCN Red List rates it Endangered. Threatened among the 10 assessed Melanotaenia species on LumaReef: 3.

All Melanotaeniidae speciesAll species A–Z

Sources

Boesemani rainbowfish: compiled from these references.