Can jack dempseys live with dwarf gouramis?

Verdict

No. Jack dempseys and dwarf gouramis should not share a tank. An adult jack dempsey eats fish that fit in its mouth, and at 3 inches dwarf gouramis do.

Jack Dempsey72–86°F · pH 6.5–7.5

Dwarf gourami72–82°F · pH 6–7.5

What to watch

Deal breakerAn adult jack dempsey eats fish that fit in its mouth, and at 3 inches dwarf gouramis do.
Deal breakerJack dempseys are aggressive and will bully peaceful dwarf gouramis.

What works

Both are fine at 72–82°F.
pH 6.5–7.5 suits both.
They use different parts of the tank: jack dempseys the mid, dwarf gouramis the top.

Water side by side

The green band is the temperature range both can live in.

The green band is the pH both tolerate.

Size to scale

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

	Jack Dempsey	Dwarf gourami
Temperature	72–86 °F	72–82 °F
pH	6.5–7.5	6–7.5
Adult size	10.0 in	3.0 in
Minimum tank	55 gal	10 gal
Temperament	Aggressive	Peaceful
Swims at	Middle	Top
Group	Alone or in pairs	Alone or in pairs
Diet	Carnivore	Omnivore

Better tank mates for jack dempseys

CrayfishYes

All jack dempsey tank mates

Better tank mates for dwarf gouramis

All dwarf gourami tank mates

Questions

Can jack dempseys live with dwarf gouramis?

No. Jack dempseys and dwarf gouramis should not share a tank. An adult jack dempsey eats fish that fit in its mouth, and at 3 inches dwarf gouramis do.

What temperature suits both jack dempseys and dwarf gouramis?

72–82 °F. Jack dempseys need 72–86 °F, dwarf gouramis need 72–82 °F.

What size tank do jack dempseys and dwarf gouramis need together?

At least 55 gal, set by the jack dempsey. Add space for each extra fish.