Can flowerhorns live with kribensis?

Verdict
No

No. Flowerhorns and kribensis should not share a tank. An adult flowerhorn eats fish that fit in its mouth, and at 4 inches kribensis do.

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 80°Flowerhorn 80–89°Kribensis 75–80°
The green band is the temperature range both can live in.
456789Both: 7–7.5Flowerhorn 7–8Kribensis 6–7.5
The green band is the pH both tolerate.

Size to scale

Flowerhorn · 12 inKribensis · 4 in0"2"4"6"8"10"12"
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

FlowerhornKribensis
Temperature80–89 °F75–80 °F
pH7–86–7.5
Adult size12.0 in4.0 in
Minimum tank75 gal30 gal
TemperamentAggressiveSemi-aggressive
Swims atMiddleBottom
GroupOne per tankAlone or in pairs
DietCarnivoreOmnivore

Better tank mates for kribensis

All kribensis tank mates

Questions

Can flowerhorns live with kribensis?

No. Flowerhorns and kribensis should not share a tank. An adult flowerhorn eats fish that fit in its mouth, and at 4 inches kribensis do.

What temperature suits both flowerhorns and kribensis?

80–80 °F. Flowerhorns need 80–89 °F, kribensis need 75–80 °F.

What size tank do flowerhorns and kribensis need together?

At least 75 gal, set by the flowerhorn. Add space for each extra fish.