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Dwarf chain loach, photographed on a transparent background

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Dwarf chain loach

Ambastaia sidthimunki

The most daytime loach, drifting above the bottom in tight little groups.

The Dwarf chain loach (Ambastaia sidthimunki) is a tropical freshwater fish of the family Botiidae. It lives on the bottom. Adults grow to about 5.5 cm. The IUCN Red List rates it Endangered. In the aquarium it needs a tank at least 80 cm long and water at 23–28 °C.

Size
5.5 cm
Smallest tank
80 cm
Temperature
23–28 °C
Care
Moderate

In the aquarium

Temperature23–28 °C
pH6.0–7.5
Hardness3–12 °dGH
Temperament
Peaceful
Diet
Carnivore
Activity
Busy
Water layer
Mid water
Group
Happiest in a group of 6 or more
Plants
Plant safe
Drawn to scale in a 80 cm tank

These values are compiled from real species data, and the LumaReef simulation is built to keep them true to life.

Which tank it fits

  • Nano60 cm · 65 litresToo small
  • Standard90 cm · 180 litres45 of them
  • Wide120 cm · 300 litres75 of them
  • Living room180 cm · 650 litres162 of them
  • Showcase250 cm · 1,200 litres300 of them
  • Gallery300 cm · 1,440 litres360 of them

Who it lives with

In the wild

Water type
Freshwater
Climate zone
Tropical
Habitat
On the bottom
Aquarium trade
Traded commercially

Conservation status

Classification

  1. OrderCypriniformes
  2. FamilyBotiidae
  3. GenusAmbastaia
  4. SpeciesAmbastaia sidthimunki
  5. Described byKlausewitz, 1959

In other languages

English
Dwarf Loach
German
Schachbrettschmerle
Chinese
小沙鰍

Quick answers

Dwarf chain loach size: how big does it get?
Adults reach about 5.5 cm. The smallest of the 4 Botiidae species on LumaReef (Clown loach is the largest, 30.5 cm).
Dwarf chain loach tank size: what is the minimum?
A tank at least 80 cm long. In LumaReef that is the Standard tank or larger.
Dwarf chain loach water parameters: what does it need?
Temperature 23–28 °C, pH 6.0–7.5, hardness 3–12 °dGH. Close to what most Botiidae on LumaReef need (21–27 °C).
Dwarf chain loach tank mates: what can it live with?
It gets along with 67 of the 99 freshwater species in the catalogue, such as Black skirt tetra, Diamond tetra, and Emperor tetra.
Dwarf chain loach: alone or in a group?
Keep at least 6 together.
Dwarf chain loach and plants: is it plant safe?
Yes, it leaves plants alone.
Dwarf chain loach: is it endangered?
The IUCN Red List rates it Endangered. Threatened among the 4 assessed Botiidae species on LumaReef: 2.

All Botiidae speciesAll species A–Z

Sources

Dwarf chain loach: compiled from these references.