Skip to content
Toothpick Fish, photographed on a transparent background
Photo: eric · CC BY 3.0

FreshwaterComing soonCommon

Toothpick Fish

Indostomus paradoxus

The Toothpick Fish (Indostomus paradoxus) is a tropical freshwater fish of the family Indostomidae. It swims in midwater, close to the bottom. It grows to 3 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 cmstandard length, tail fin excluded
Temperature
22–27 °C
pH
6.5–7.5
Tank footprint
40 × 20 cm

In the aquarium

Temperature22–27 °C
pH6.5–7.5
Hardness2–12 °dGH
Drawn to scale in a 40 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. OrderGasterosteiformes
  2. FamilyIndostomidae
  3. GenusIndostomus
  4. SpeciesIndostomus paradoxus

Quick answers

Toothpick Fish size: how big does it get?
It grows to 3 cm (standard length, tail fin excluded).
Toothpick Fish tank size: what is the minimum?
A tank with a footprint of at least 40 × 20 cm.
Toothpick Fish water parameters: what does it need?
Temperature 22–27 °C, pH 6.5–7.5, hardness 2–12 °dGH.
Toothpick Fish: 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.