Can zebra plecos live with black neon tetras?

Verdict
Yes

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

Zebra plecoZebra pleco79–88°F · pH 6–7.5 Black neon tetraBlack neon tetra73–81°F · pH 5.5–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 79–81°Zebra pleco 79–88°Black neon tetra 73–81°
The green band is the temperature range both can live in.
456789Both: 6–7.5Zebra pleco 6–7.5Black neon tetra 5.5–7.5
The green band is the pH both tolerate.

Size to scale

Zebra pleco · 3.5 inBlack neon tetra · 1.5 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

Zebra plecoBlack neon tetra
Temperature79–88 °F73–81 °F
pH6–7.55.5–7.5
Adult size3.5 in1.5 in
Minimum tank30 gal15 gal
TemperamentPeacefulPeaceful
Swims atBottomMiddle
GroupAlone or in pairsGroups of 6+
DietCarnivoreOmnivore

Better tank mates for zebra plecos

All zebra pleco tank mates

Better tank mates for black neon tetras

All black neon tetra tank mates

Questions

Can zebra plecos live with black neon tetras?

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

What temperature suits both zebra plecos and black neon tetras?

79–81 °F. Zebra plecos need 79–88 °F, black neon tetras need 73–81 °F.

What size tank do zebra plecos and black neon tetras need together?

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