Can Discus and Pearlscale Goldfish live together?

Discus and Pearlscale Goldfish 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 Pearlscale Goldfish

Discus

Symphysodon aequifasciatus

Pearlscale Goldfish

Carassius auratus var. pearlscale

Verdict:Not compatible

Side-by-side specs

Cichlids

Family

Goldfish

6″

Adult size

6″

75gal

Min tank

30gal

82–88°F

Temperature

65–75°F

5.5–7

6.5–8

peaceful

Temperament

peaceful

Schooling

Solitary

mid

Water level

mid

Compatibility notes

criticalDiscus (82–88°F) and Pearlscale Goldfish (65–75°F) need different temperatures.
criticalPearlscale Goldfish produces heavy waste and needs cool water — Discus won't tolerate sharing a tank.

Try both in the builder →Compare different species