Elephant Ear Gourami (Osphronemus exodon)

Family: Osphronemidae

Elephant Ear Gourami — a Osphronemidae freshwater fish. Reaches 45–66 cm; keep at 24–30 °C.

Care parameters

Water temperature
24–30 °C
pH
6.5–8
GH hardness
5–19 dGH
Adult length
45–66 cm
Minimum tank
500 L
Water layer
Middle of the water column
Difficulty
Moderate
Temperament
Territorial; one male per tank

Species overview

Osphronemus exodon of the family Osphronemidae is an aquarium-kept Osphronemidae. Territorial; one male per tank and carnivore; prepared foods plus frozen or live, it grows to 45–66 cm and prefers 24–30 °C water. Other Osphronemus species in our database include Osphronemus goramy, Osphronemus septemfasciatus.

Native biotope

Habitat
Still waters, rice paddies and slow streams
Flow
Still to very gentle water
Dissolved O₂
Tolerates low oxygen; labyrinth breather

Aquascape & hardware

Substrate
Soft sand with leaf litter
Hardscape
Dense planting and shelters
Plants
Dense hardy plants reaching the surface

Temperament, diet & tankmates

Schooling
Solitary, pairs or small groups
Diet
Carnivore; prepared foods plus frozen or live
Recommended tankmates
  • Similar-sized peaceful community fish — Similar size and water needs
Avoid keeping with
  • Much smaller fish — May outcompete or bully tiny tankmates

Breeding & notes

Sexual dimorphism
Males larger with longer fins
Breeding method
Bubble-nest builder with paternal care

Frequently asked questions

Is Elephant Ear Gourami easy to keep?

Difficulty: moderate. Territorial; one male per tank. Solitary, pairs or small groups.

What temperature and water chemistry does Elephant Ear Gourami need?

Aim for 24–30 °C. Heater required; stable warmth; 24–30.0 °C typical for the genus.

How big does Elephant Ear Gourami get, and what tank size?

Full size is 45–66 cm. Minimum tank: 500 L, with open swimming space along its middle of the water column habits.

What does Elephant Ear Gourami eat?

Carnivore; prepared foods plus frozen or live. It forages naturally over soft sand with leaf litter, so let some food reach the bottom.

Can Elephant Ear Gourami live with other fish?

Yes, with care. Territorial; one male per tank — pair it with Similar-sized peaceful community fish — Similar size and water needs and skip Much smaller fish — May outcompete or bully tiny tankmates.

Where does Elephant Ear Gourami come from?

Found in still waters, rice paddies and slow streams; expect still to very gentle water and tolerates low oxygen; labyrinth breather.

Does Elephant Ear Gourami jump?

A confirmed jumper: fit a tight lid and lower the waterline slightly.

How does Elephant Ear Gourami breed?

Bubble-nest builder with paternal care. Males larger with longer fins.