
Corydoras and Calictids
Corydoras barbatus
Scleromystax barbatus
Photo: Birger A · CC BY-SA 3.0 · Wikimedia Commons
Key facts
- Temperature18–24 °C
- pH6–7.5
- Minimum tank100 l
- Adult size12 cm
- Difficulty★★★☆☆
- Lives in a groupof 5 or more
- TemperamentPeaceful
- WaterFresh
Full profile
- Family
- Callichthyidae
- Origin
- Coastal rivers in southeastern Brazil
- Size
- 12 cm
- Temperature
- 18 – 24°C
- pH
- 6.0 – 7.5
- GH
- 2 – 12 °dGH
- Difficulty
- ★★★☆☆
- Water type
- subtropical freshwater
- Swimming level
- lower
- Behavior
- Pacific (males defend a small territory)
- Minimum number of individuals
- 5
- Minimum aquarium size
- 100 L
- Diet
- omnivore
- Reproduction
- oviparous
Notes: The largest of the “corydoras,” with the males’ heads covered in bristles. It requires cooler water than usual and good oxygenation.





