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January tetra, photographed on a transparent background
Photo: Thomnight · CC BY-SA 4.0

FreshwaterComing soonCommon

January tetra

Hemigrammus hyanuary

The January tetra (Hemigrammus hyanuary) is a tropical freshwater fish of the family Characidae. It swims in midwater, close to the bottom. It grows to 4.4 cm (total length). The IUCN Red List rates it Least Concern. In the aquarium it is kept at 23–27 °C.

Size
4.4 cmtotal length
Temperature
23–27 °C
pH
6.0–7.0
Tank footprint
60 × 38 cm

In the aquarium

Temperature23–27 °C
pH6.0–7.0
Hardness2–15 °dGH
Drawn to scale in a 60 cm tank

In the wild

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

Conservation status

Classification

  1. OrderCharaciformes
  2. FamilyCharacidae
  3. GenusHemigrammus
  4. SpeciesHemigrammus hyanuary

Quick answers

January tetra size: how big does it get?
It grows to 4.4 cm (total length).
January tetra tank size: what is the minimum?
A tank with a footprint of at least 60 × 38 cm.
January tetra water parameters: what does it need?
Temperature 23–27 °C, pH 6.0–7.0, hardness 2–15 °dGH.
January tetra: is it endangered?
The IUCN Red List rates it Least Concern.

All species A–Z

Sources

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