Can corydoras live with elephant nose fish?

Verdict
Yes

Yes. Corydoras and elephant nose fish get along in the same tank. Both are fine at 73–79°F. Plan on at least 55 gal.

CorydorasCorydoras72–79°F · pH 6–7.8 Elephant nose fishElephant nose fish73–82°F · pH 6–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 73–79°Corydoras 72–79°Elephant nose fish 73–82°
The green band is the temperature range both can live in.
456789Both: 6–7.5Corydoras 6–7.8Elephant nose fish 6–7.5
The green band is the pH both tolerate.

Size to scale

Corydoras · 2.5 inElephant nose fish · 9 in0"1"2"3"4"5"6"7"8"9"
Adult length in an aquarium. A fish can swallow anything that fits in its mouth, roughly a third to half its own length for predators.

Care at a glance

CorydorasElephant nose fish
Temperature72–79 °F73–82 °F
pH6–7.86–7.5
Adult size2.5 in9.0 in
Minimum tank20 gal55 gal
TemperamentPeacefulSemi-aggressive
Swims atBottomBottom
GroupGroups of 6+Alone or in pairs
DietOmnivoreCarnivore

Better tank mates for corydoras

All corydoras tank mates

Better tank mates for elephant nose fish

All elephant nose fish tank mates

Questions

Can corydoras live with elephant nose fish?

Yes. Corydoras and elephant nose fish get along in the same tank. Both are fine at 73–79°F. Plan on at least 55 gal.

What temperature suits both corydoras and elephant nose fish?

73–79 °F. Corydoras need 72–79 °F, elephant nose fish need 73–82 °F.

What size tank do corydoras and elephant nose fish need together?

At least 55 gal, set by the elephant nose fish. Add space for each extra fish.