
Clown loach
Chromobotia macracanthus
A social fish that lives twenty years, clicks, and sleeps wedged sideways.
The Clown loach (Chromobotia macracanthus) is a tropical freshwater fish of the family Botiidae. It lives on the bottom. Adults grow to about 30 cm; the largest on record measured 30.5 cm (total length). In the aquarium it needs a tank at least 180 cm long and water at 25–30 °C.
- Size
- 30 cm
- Smallest tank
- 180 cm
- Temperature
- 25–30 °C
- Care
- Moderate
In the aquarium
Temperature25–30 °C
pH6.0–7.5
Hardness3–12 °dGH
- Temperament
- Peaceful
- Diet
- Carnivore
- Activity
- Moderate
- Water layer
- Bottom
- Group
- Happiest in a group of 5 or more
- Plants
- Eats plants
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 litresToo small
- Wide120 cm · 300 litresToo small
- Living room180 cm · 650 litres14 of them
- Showcase250 cm · 1,200 litres26 of them
- Gallery300 cm · 1,440 litres32 of them
Who it lives with
Gets along54 species
- Discus
- Freshwater angelfish
- Sailfin molly
- Boesemani rainbowfish
- Molly
- Dwarf gourami
- Diamond tetra
- Silver hatchetfish
- Dwarf chain loach
- Cardinal tetra
- Lemon tetra
- Penguin tetra
- Glowlight tetra
- Guppy
- Green neon tetra
- Lambchop rasbora
- Endler's livebearer
- Ember tetra
- Chili rasbora
- Frontosa
- Oscar
- Bala shark
- Kissing gourami
- Severum
Caution29 species
Narrow shared temperature range
- Bristlenose pleco
- Swordtail
- Giant danio
- Scissortail rasbora
- Congo tetra
- Bronze corydoras
- Black skirt tetra
- Pearl danio
- Tiger barb
- Emperor tetra
- Zebra danio
- Cherry barb
- Platy
- Harlequin rasbora
- Black neon tetra
- Serpae tetra
- Neon tetra
- Glowlight danio
- Galaxy rasbora
- Green kubotai rasbora
- Rainbow shark
- Siamese algae eater
- Yoyo loach
- Julidochromis
- Zebra loach
- Julii corydoras
- Otocinclus
- Clown killifish
- Pygmy corydoras
Not together16 species
In the wild
- Water type
- Freshwater
- Climate zone
- Tropical
- Habitat
- On the bottom
- Largest on record
- 30.5 cmtotal length
- Aquarium trade
- Very common
Conservation status
Classification
- OrderCypriniformes
- FamilyBotiidae
- GenusChromobotia
- SpeciesChromobotia macracanthus
In other languages
- German
- Prachtschmerle
- Spanish
- Botia payaso
- Russian
- Боция-клоун
- Japanese
- クラウンローチ
Quick answers
- Clown loach size: how big does it get?
- Adults reach about 30 cm. The largest on record measured 30.5 cm (total length). The largest of the 4 Botiidae species on LumaReef (Dwarf chain loach is the smallest, 5.5 cm).
- Clown loach tank size: what is the minimum?
- A tank at least 180 cm long. In LumaReef that is the Living room tank or larger.
- Clown loach water parameters: what does it need?
- Temperature 25–30 °C, pH 6.0–7.5, hardness 3–12 °dGH. Warmer than most Botiidae on LumaReef (21–27 °C).
- Clown loach tank mates: what can it live with?
- It gets along with 54 of the 99 freshwater species in the catalogue, such as Discus, Freshwater angelfish, and Sailfin molly.
- Clown loach: alone or in a group?
- Keep at least 5 together.
- Clown loach and plants: is it plant safe?
- No, it may eat or uproot plants.
Similar species
Sources
Clown loach: compiled from these references.









