Can zebra danios live with black skirt tetras?

Verdict
Yes

Yes, zebra danios and black skirt tetras can live together. Both are fine at 70–77°F. Plan on at least 15 gal.

Zebra danioZebra danio65–77°F · pH 6.5–8 Black skirt tetraBlack skirt tetra70–80°F · pH 6–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 70–77°Zebra danio 65–77°Black skirt tetra 70–80°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Zebra danio 6.5–8Black skirt tetra 6–7.5
The green band is the pH both tolerate.

Size to scale

Zebra danio · 2 inBlack skirt tetra · 2.5 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 danioBlack skirt tetra
Temperature65–77 °F70–80 °F
pH6.5–86–7.5
Adult size2.0 in2.5 in
Minimum tank10 gal15 gal
TemperamentPeacefulSemi-aggressive
Swims atTopMiddle
GroupGroups of 6+Groups of 6+
DietOmnivoreOmnivore

Better tank mates for zebra danios

All zebra danio tank mates

Better tank mates for black skirt tetras

All black skirt tetra tank mates

Questions

Can zebra danios live with black skirt tetras?

Yes, zebra danios and black skirt tetras can live together. Both are fine at 70–77°F. Plan on at least 15 gal.

What temperature suits both zebra danios and black skirt tetras?

70–77 °F. Zebra danios need 65–77 °F, black skirt tetras need 70–80 °F.

What size tank do zebra danios and black skirt tetras need together?

At least 15 gal, set by the black skirt tetra. Add space for each extra fish.