Can Angelfish and Siamese Algae Eater live together?

Angelfish and Siamese Algae Eater are possible with care. 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 Siamese Algae Eater

Angelfish

Pterophyllum scalare

Siamese Algae Eater

Crossocheilus oblongus

Verdict:Possible with care

Side-by-side specs

Cichlids

Family

Algae Eaters

6″

Adult size

5.5″

55gal

Min tank

30gal

76–84°F

Temperature

73–79°F

6–7.5

6.5–7.8

semi-aggressive

Temperament

peaceful

Solitary

Schooling

Solitary

mid

Water level

bottom

Compatibility notes

warnAngelfish and Siamese Algae Eater only narrowly overlap in temperature — keep within 76–79°F.

Try both in the builder →Compare different species