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Dwarf Medaka, photographed on a transparent background
Photo: R.workoran · CC BY-SA 4.0

FreshwaterComing soonCommon

Dwarf Medaka

Oryzias minutillus

The Dwarf Medaka (Oryzias minutillus) is a tropical freshwater fish of the family Adrianichthyidae. It swims in midwater, close to the bottom. It grows to 2 cm (total length). The IUCN Red List rates it Least Concern. In the aquarium it is kept at 23–32 °C.

Size
2 cmtotal length
Temperature
23–32 °C
pH
6.0–7.5
Tank footprint
40 × 20 cm

In the aquarium

Temperature23–32 °C
pH6.0–7.5
Hardness2–15 °dGH
Drawn to scale in a 40 cm tank

In the wild

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

Conservation status

Classification

  1. OrderBeloniformes
  2. FamilyAdrianichthyidae
  3. GenusOryzias
  4. SpeciesOryzias minutillus

Quick answers

Dwarf Medaka size: how big does it get?
It grows to 2 cm (total length).
Dwarf Medaka tank size: what is the minimum?
A tank with a footprint of at least 40 × 20 cm.
Dwarf Medaka water parameters: what does it need?
Temperature 23–32 °C, pH 6.0–7.5, hardness 2–15 °dGH.
Dwarf Medaka: 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.