Can firemouth cichlids live with elephant nose fish?

Verdict
Yes

Yes. Firemouth cichlids and elephant nose fish get along in the same tank. Both are fine at 75–82°F. Plan on at least 55 gal.

Firemouth cichlidFiremouth cichlid75–86°F · pH 6.5–8 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: 75–82°Firemouth cichlid 75–86°Elephant nose fish 73–82°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Firemouth cichlid 6.5–8Elephant nose fish 6–7.5
The green band is the pH both tolerate.

Size to scale

Firemouth cichlid · 6 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

Firemouth cichlidElephant nose fish
Temperature75–86 °F73–82 °F
pH6.5–86–7.5
Adult size6.0 in9.0 in
Minimum tank30 gal55 gal
TemperamentSemi-aggressiveSemi-aggressive
Swims atBottomBottom
GroupAlone or in pairsAlone or in pairs
DietOmnivoreCarnivore

Better tank mates for firemouth cichlids

All firemouth cichlid tank mates

Better tank mates for elephant nose fish

All elephant nose fish tank mates

Questions

Can firemouth cichlids live with elephant nose fish?

Yes. Firemouth cichlids and elephant nose fish get along in the same tank. Both are fine at 75–82°F. Plan on at least 55 gal.

What temperature suits both firemouth cichlids and elephant nose fish?

75–82 °F. Firemouth cichlids need 75–86 °F, elephant nose fish need 73–82 °F.

What size tank do firemouth cichlids and elephant nose fish need together?

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