Chocolate Frogmouth Catfish (Siluriformes sp.) in a freshwater aquarium
Easy carePeacefulBottom dwellerSouth America / Africa

Chocolate Frogmouth Catfish

Siluriformes sp.

The Chocolate Frogmouth Catfish (Siluriformes sp.) is a peaceful amphibian that's easy to keep. Give it a tank of at least 170 litres (45 US gallons), water held at 75-82°F, and a pH of 6-7.8.

Care levelEasy
TemperamentPeaceful
Min tank size45 US gal
pH range6-7.8
Temperature75-82°F
Max size7.9 in (20.0 cm)
Captive lifespan8-16 years
SchoolingNo
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Captive lifespan reflects typical experience in a home aquarium, not maximum recorded age; genetics, sourcing, and care vary.

Natural distribution

Mostly South America / Africa

  • South America
  • Africa

Regional colours match the stocking calculator's origin map.

Chocolate Frogmouth Catfish Tank Setup

Plan for at least 170 litres (45 US gallons) with soft sand or smooth, rounded gravel - sharp substrate wears down their delicate barbels. Keep the water at 75-82°F with a pH around 6-7.8. They reach about 20 cm as adults, so don't be misled by the small juveniles sold in stores.

What Do Chocolate Frogmouth Catfish Eat?

They're bottom feeders, so give them sinking wafers, tablets, or frozen treats like bloodworm once the lights go down. Flakes that never reach the bottom leave them hungry even when the tank looks well-fed.

Chocolate Frogmouth Catfish Tank Mates

The Chocolate Frogmouth Catfish is peaceful, which is the first thing to weigh up when you choose tank mates. At around 20 cm fully grown, it needs tank mates that can hold their own against its size and appetite. Before you buy, run your full stocking list through our stocking calculator. It weighs temperament, adult size, and water needs together, which a single species page can't do on its own.

Are Chocolate Frogmouth Catfish Good for Beginners?

Reasonable early choice after cycling. Buy after the tank has stable ammonia and nitrite readings, not the same weekend you fill it.

Chocolate Frogmouth Catfish - frequently asked questions

What size tank do Chocolate Frogmouth Catfish need?

Chocolate Frogmouth Catfish need a tank of at least 170 litres (45 US gallons). A bigger tank is always easier to keep stable, and gives them more room to settle in and behave naturally.

What water parameters do Chocolate Frogmouth Catfish need?

Keep them at 75-82°F with a pH of 6-7.8, steady rather than chased to an exact figure. In a cycled tank, ammonia and nitrite should both read 0 ppm, with nitrate kept low through regular water changes.

What do Chocolate Frogmouth Catfish eat?

Chocolate Frogmouth Catfish are bottom feeders. Give them sinking wafers, tablets, and frozen foods that settle on the substrate, ideally after the lights go off. Feed small amounts once or twice a day, and remove anything they don't eat.

Are Chocolate Frogmouth Catfish good for beginners?

Yes - Chocolate Frogmouth Catfish are a reasonable beginner fish once the tank is cycled and parameters are stable. Add them after ammonia and nitrite read 0 ppm, not the same day you fill the tank.

Common mistakes with Chocolate Frogmouth Catfish

  • Underestimating tank size - the minimum footprint is 170 litres (45 US gallons); impulse buying into a smaller tank leads to stress and shortened lifespan.

Building a community? Run the full list through the stocking calculator before you add anything else.

Fish to avoid mixing with Chocolate Frogmouth Catfish

These well-known species are commonly sold alongside this fish but are not recommended tank mates - verify before purchasing.

  • OscarPredator - Oscar will eat or injure smaller tank mates
  • Pea PufferPredator - Pea Puffer will eat or injure smaller tank mates
  • Betta (Male)Predator - Betta (Male) will eat or injure smaller tank mates