Can tiger barbs live with zebra plecos?

Verdict
Yes

Yes, tiger barbs and zebra plecos can live together. Both are fine at 79–81°F. Plan on at least 30 gal.

Tiger barbTiger barb72–81°F · pH 6–7.5 Zebra plecoZebra pleco79–88°F · pH 6–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 79–81°Tiger barb 72–81°Zebra pleco 79–88°
The green band is the temperature range both can live in.
456789Both: 6–7.5Tiger barb 6–7.5Zebra pleco 6–7.5
The green band is the pH both tolerate.

Size to scale

Tiger barb · 3 inZebra pleco · 3.5 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

Tiger barbZebra pleco
Temperature72–81 °F79–88 °F
pH6–7.56–7.5
Adult size3.0 in3.5 in
Minimum tank30 gal30 gal
TemperamentSemi-aggressivePeaceful
Swims atMiddleBottom
GroupGroups of 6+Alone or in pairs
DietOmnivoreCarnivore

Better tank mates for tiger barbs

All tiger barb tank mates

Better tank mates for zebra plecos

All zebra pleco tank mates

Questions

Can tiger barbs live with zebra plecos?

Yes, tiger barbs and zebra plecos can live together. Both are fine at 79–81°F. Plan on at least 30 gal.

What temperature suits both tiger barbs and zebra plecos?

79–81 °F. Tiger barbs need 72–81 °F, zebra plecos need 79–88 °F.

What size tank do tiger barbs and zebra plecos need together?

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