Save the Little Fish

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Clown loach, Chromobotia macracanthus

Loaches · Chromobotia

Clown loach

Chromobotia macracanthus · Rivers of Borneo and Sumatra

Photo: Tommy Kronkvist, CC BY-SA 4.0, via Wikimedia Commons

The Clown loach (Chromobotia macracanthus) is a freshwater fish from Rivers of Borneo and Sumatra, where it lives in river habitat. Adults reach about 30 cm (11.8 in). Keep it at 25–30 °C (77–86 °F) and pH 6–7.5, with a gentle current. It is peaceful and does best in a group of 5 or more. It eats most foods: flakes, small pellets and frozen foods.

At a glance

Water temperature

25–30 °C 77–86 °F

pH

6–7.5 neutral water

Adult size

30 cm 11.8 in

Swims

Bottom mostly on the floor and in caves

Keep together

5 or more a shoal feels safe

Current

Gentle a steady gentle flow

Food

Eats most foods

Temperament

Peaceful

≈ Every value here is an estimate from typical hobby ranges. We're checking them against sources.

Where it comes from

Home water

Rivers of Borneo and Sumatra

Lives in river habitat.

The dot marks where it's collected. Home from iNaturalist native sightings (5). Map: Natural Earth.

Tank mates

Checked against a roomy 300 L planted tank with moderate flow and plenty of caves. Your own tank may change the answer: try it in Your tanks.

In the hobby

In stock now

Not in stock at any store we track.

Tanks with this fish

No shared tanks have this fish yet. Share yours from Your tanks.

From keepers

Notes appear here when a keeper shares a tank with this fish and writes about it.

Questions keepers ask

How big does a Clown loach get?

About 30 cm (11.8 in) as an adult.

What temperature does a Clown loach need?

25–30 °C (77–86 °F).

What pH does a Clown loach need?

pH 6–7.5.

Does a Clown loach need to be kept in a group?

Yes. Keep at least 5.

Is the Clown loach aggressive?

No. It is peaceful with fish that suit the same water.

What does a Clown loach eat?

It eats most foods: flakes, small pellets and frozen foods.

Where does the Clown loach come from?

Rivers of Borneo and Sumatra.

All the numbers

Temperature min (°C)25 Estimate
Temperature max (°C)30 Estimate
pH min6 Estimate
pH max7.5 Estimate
Adult size (cm)30 Estimate
FlowModerate Estimate
Habitatriver Estimate
Smallest happy group5 Estimate
TemperamentPeaceful Estimate
DietOmnivore Estimate
Typical price min (CAD)8 Estimate
Typical price max (CAD)20 Estimate

Some values are estimates from typical hobby ranges and haven't been checked against a source yet.