Can pea puffers live with chili rasboras?

Verdict
No

No. Pea puffers and chili rasboras should not share a tank. Pea puffers are aggressive and will bully peaceful chili rasboras.

Pea pufferPea puffer74–82°F · pH 7–8 Chili rasboraChili rasbora75–82°F · pH 4–7

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–82°Pea puffer 74–82°Chili rasbora 75–82°
The green band is the temperature range both can live in.
456789Both: 7Pea puffer 7–8Chili rasbora 4–7
The green band is the pH both tolerate.

Size to scale

Pea puffer · 1 inChili rasbora · 0.8 in0"1"2"3"4"5"6"
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 pufferChili rasbora
Temperature74–82 °F75–82 °F
pH7–84–7
Adult size1.0 in0.8 in
Minimum tank5 gal5 gal
TemperamentAggressivePeaceful
Swims atAll levelsMiddle
GroupAlone or in pairsGroups of 8+
DietCarnivoreCarnivore

Better tank mates for pea puffers

All pea puffer tank mates

Better tank mates for chili rasboras

All chili rasbora tank mates

Questions

Can pea puffers live with chili rasboras?

No. Pea puffers and chili rasboras should not share a tank. Pea puffers are aggressive and will bully peaceful chili rasboras.

What temperature suits both pea puffers and chili rasboras?

75–82 °F. Pea puffers need 74–82 °F, chili rasboras need 75–82 °F.

What size tank do pea puffers and chili rasboras need together?

At least 5 gal, set by the pea puffer. Add space for each extra fish.