Southern Redbelly Dace
Chrosomus erythrogaster
Southern Redbelly Dace (Chrosomus erythrogaster) — Easy care, Peaceful, under Danio & Minnow. Minimum tank in the app: 61 US gal min; aim for 57–70°F and pH 6–8. The Southern Redbelly Dace appeals to both novice and experienced aquarists due to its active nature and peaceful disposition.

Captive lifespan reflects typical experience in a home aquarium, not maximum recorded age; genetics, sourcing, and care vary.
Natural distribution
Asia / Europe (varies)
- East & Southeast Asia
Regional colours match the stocking calculator’s origin map.
Southern Redbelly Dace Tank Setup
Aim for a spacious layout that allows free swimming in the upper and mid levels while incorporating plants and decorations to create hiding spots. A moderate water flow mimicking their natural habitat will encourage active movement, and a substrate that promotes foraging behavior will enhance their interaction with the tank. Lighting should be moderate to highlight their colors without causing stress.
What Do Southern Redbelly Daces Eat?
Southern Redbelly Dace are omnivorous and display a moderate feeding speed, making them adaptable to various diets. They thrive on a mix of high-quality flakes, pellets, and live or frozen foods.
Southern Redbelly Dace Tank Mates
This species pairs well with similarly sized, peaceful fish that occupy different swimming zones, such as small tetras or rasboras. Avoid aggressive or fin-nipping species, as their calm demeanor makes them vulnerable to stress. Within their own species, maintaining groups of at least six will ensure social stability and minimize intra-species aggression.
Are Southern Redbelly Daces Good for Beginners?
In App-aquatic we file this under easy care. That still means a cycled tank, realistic stocking, and parameters that do not swing every weekend. Aquarists often underestimate the importance of group size, leading to stress and reduced activity levels when kept in smaller numbers. neglecting tank size can result in poor water quality, as these fish produce a moderate bioload.
Building a community? Run the full list through the stocking calculator before you add anything else.
Log tests and reminders in App-aquatic—free, same data you see here.




