Can Angelfish and Discus live together?

Angelfish and Discus 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

Angelfish vs Discus

Angelfish

Pterophyllum scalare

Discus

Symphysodon aequifasciatus

Verdict:Not compatible

Side-by-side specs

Cichlids

Family

Cichlids

6″

Adult size

6″

55gal

Min tank

75gal

76–84°F

Temperature

82–88°F

6–7.5

5.5–7

semi-aggressive

Temperament

peaceful

Solitary

Schooling

mid

Water level

mid

Compatibility notes

criticalAngelfish + Discus: Angels are too active and outcompete discus for food. Causes long-term stress.

Try both in the builder →Compare different species