Can platies live with odessa barbs?

Verdict
Yes

Yes, platies and odessa barbs can live together. Both are fine at 70–79°F. Plan on at least 30 gal.

PlatyPlaty70–80°F · pH 7–8.2 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: 70–79°Platy 70–80°Odessa barb 70–79°
The green band is the temperature range both can live in.
456789Both: 7–7.5Platy 7–8.2Odessa barb 6–7.5
The green band is the pH both tolerate.

Size to scale

Platy · 2.5 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

PlatyOdessa barb
Temperature70–80 °F70–79 °F
pH7–8.26–7.5
Adult size2.5 in3.0 in
Minimum tank10 gal30 gal
TemperamentPeacefulPeaceful
Swims atMiddleMiddle
GroupGroups of 3+Groups of 6+
DietOmnivoreOmnivore

Better tank mates for platies

All platy tank mates

Better tank mates for odessa barbs

All odessa barb tank mates

Questions

Can platies live with odessa barbs?

Yes, platies and odessa barbs can live together. Both are fine at 70–79°F. Plan on at least 30 gal.

What temperature suits both platies and odessa barbs?

70–79 °F. Platies need 70–80 °F, odessa barbs need 70–79 °F.

What size tank do platies and odessa barbs need together?

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