Skip to content
African Redeye Tetra, photographed on a transparent background
Photo: Klaus Rudloff · CC BY-SA 4.0

FreshwaterComing soonEpic

African Redeye Tetra

Arnoldichthys spilopterus

The African Redeye Tetra (Arnoldichthys spilopterus) is a tropical freshwater fish of the family Alestidae. It grows to 9.6 cm (standard length, tail fin excluded). The IUCN Red List rates it Endangered. In the aquarium it is kept at 24–27 °C.

Size
9.6 cmstandard length, tail fin excluded
Temperature
24–27 °C
pH
6.0–7.5
Tank footprint
120 × 30 cm

In the aquarium

Temperature24–27 °C
pH6.0–7.5
Hardness1–15 °dGH
Drawn to scale in a 120 cm tank

In the wild

Water type
Freshwater
Climate zone
Tropical
Aquarium trade
Traded commercially

Conservation status

Classification

  1. OrderCharaciformes
  2. FamilyAlestidae
  3. GenusArnoldichthys
  4. SpeciesArnoldichthys spilopterus

Quick answers

African Redeye Tetra size: how big does it get?
It grows to 9.6 cm (standard length, tail fin excluded).
African Redeye Tetra tank size: what is the minimum?
A tank with a footprint of at least 120 × 30 cm.
African Redeye Tetra water parameters: what does it need?
Temperature 24–27 °C, pH 6.0–7.5, hardness 1–15 °dGH.
African Redeye Tetra: is it endangered?
The IUCN Red List rates it Endangered.

All species A–Z

Sources

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