Can Discus and Rosy Barb live together?

Discus and Rosy Barb are not compatible. The comparison on this page runs the same compatibility engine as the tank builder, checking temperature and pH overlap, predation by size, temperament, and known hard-pair conflicts.

Species Comparison

Discus vs Rosy Barb

Discus

Symphysodon aequifasciatus

Rosy Barb

Pethia conchonius

Verdict:Not compatible

Side-by-side specs

Cichlids

Family

Barbs

6″

Adult size

4″

75gal

Min tank

30gal

82–88°F

Temperature

64–75°F

5.5–7

6–7.5

peaceful

Temperament

fin-nipper

Schooling

mid

Water level

mid

Compatibility notes

criticalDiscus (82–88°F) and Rosy Barb (64–75°F) need different temperatures.
criticalRosy Barb is a fin-nipper — it will harass Discus's long fins.

Try both in the builder →Compare different species