Can pearl gouramis live with odessa barbs?

Verdict
Yes

Yes. Pearl gouramis and odessa barbs make a good pair. Both are fine at 77–79°F. Plan on at least 30 gal.

Pearl gouramiPearl gourami77–82°F · pH 6–7.5 Odessa barbOdessa barb70–79°F · pH 6–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 77–79°Pearl gourami 77–82°Odessa barb 70–79°
The green band is the temperature range both can live in.
456789Both: 6–7.5Pearl gourami 6–7.5Odessa barb 6–7.5
The green band is the pH both tolerate.

Size to scale

Pearl gourami · 5 inOdessa barb · 3 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

Pearl gouramiOdessa barb
Temperature77–82 °F70–79 °F
pH6–7.56–7.5
Adult size5.0 in3.0 in
Minimum tank30 gal30 gal
TemperamentPeacefulPeaceful
Swims atTopMiddle
GroupAlone or in pairsGroups of 6+
DietOmnivoreOmnivore

Better tank mates for pearl gouramis

All pearl gourami tank mates

Better tank mates for odessa barbs

All odessa barb tank mates

Questions

Can pearl gouramis live with odessa barbs?

Yes. Pearl gouramis and odessa barbs make a good pair. Both are fine at 77–79°F. Plan on at least 30 gal.

What temperature suits both pearl gouramis and odessa barbs?

77–79 °F. Pearl gouramis need 77–82 °F, odessa barbs need 70–79 °F.

What size tank do pearl gouramis and odessa barbs need together?

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