Can pea puffers live with kribensis?

Verdict

Yes, with care

Yes, with care. Pea puffers and kribensis can share a tank, but watch one thing. Pea puffers are aggressive. Kribensis hold their own only in a big tank with places to hide.

Pea puffer74–82°F · pH 7–8

Kribensis75–80°F · pH 6–7.5

What to watch

Watch outPea puffers are aggressive. Kribensis hold their own only in a big tank with places to hide.

What works

Both are fine at 75–80°F.
pH 7–7.5 suits both.

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

	Pea puffer	Kribensis
Temperature	74–82 °F	75–80 °F
pH	7–8	6–7.5
Adult size	1.0 in	4.0 in
Minimum tank	5 gal	30 gal
Temperament	Aggressive	Semi-aggressive
Swims at	All levels	Bottom
Group	Alone or in pairs	Alone or in pairs
Diet	Carnivore	Omnivore

Better tank mates for pea puffers

CrayfishYes

All pea puffer tank mates

Better tank mates for kribensis

All kribensis tank mates

Questions

Can pea puffers live with kribensis?

Yes, with care. Pea puffers and kribensis can share a tank, but watch one thing. Pea puffers are aggressive. Kribensis hold their own only in a big tank with places to hide.

What temperature suits both pea puffers and kribensis?

75–80 °F. Pea puffers need 74–82 °F, kribensis need 75–80 °F.

What size tank do pea puffers and kribensis need together?

At least 30 gal, set by the kribensis. Add space for each extra fish.