Can Discus and Penguin Tetra live together?

Discus and Penguin Tetra 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

Discus vs Penguin Tetra

Discus

Symphysodon aequifasciatus

Penguin Tetra

Thayeria boehlkei

Verdict:Possible with care

Side-by-side specs

Cichlids

Family

Tetras

6″

Adult size

3″

75gal

Min tank

20gal

82–88°F

Temperature

72–82°F

5.5–7

5.8–7.5

peaceful

Temperament

peaceful

Schooling

mid

Water level

mid

Compatibility notes

warnDiscus and Penguin Tetra only narrowly overlap in temperature — keep within 82–82°F.

Try both in the builder →Compare different species