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Sumatra Betta, photographed on a transparent background
Photo: Ahsan_al_hidayat · CC BY-SA 3.0

FreshwaterComing soonCommon

Sumatra Betta

Betta falx

The Sumatra Betta (Betta falx) is a tropical freshwater fish of the family Osphronemidae. It swims in midwater, close to the bottom. It grows to 3.5 cm (standard length, tail fin excluded). The IUCN Red List rates it Least Concern. In the aquarium it is kept at 22–27 °C.

Size
3.5 cmstandard length, tail fin excluded
Temperature
22–27 °C
pH
4.7–6.8
Tank footprint
60 × 30 cm

In the aquarium

Temperature22–27 °C
pH4.7–6.8
Hardness0–5 °dGH
Drawn to scale in a 60 cm tank

In the wild

Water type
Freshwater
Climate zone
Tropical
Habitat
Midwater, close to the bottom

Conservation status

Classification

  1. OrderPerciformes
  2. FamilyOsphronemidae
  3. GenusBetta
  4. SpeciesBetta falx

Quick answers

Sumatra Betta size: how big does it get?
It grows to 3.5 cm (standard length, tail fin excluded).
Sumatra Betta tank size: what is the minimum?
A tank with a footprint of at least 60 × 30 cm.
Sumatra Betta water parameters: what does it need?
Temperature 22–27 °C, pH 4.7–6.8, hardness 0–5 °dGH.
Sumatra Betta: is it endangered?
The IUCN Red List rates it Least Concern.

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Sources

The figures on this page are compiled from the references below.