Can zebra danios live with glass catfish?

Verdict
Yes

Yes. Zebra danios and glass catfish get along in the same tank. Both are fine at 75–77°F. Plan on at least 30 gal.

Zebra danioZebra danio65–77°F · pH 6.5–8 Glass catfishGlass catfish75–80°F · pH 6.5–7.5

Why it works

Water side by side

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

Size to scale

Zebra danio · 2 inGlass catfish · 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

Zebra danioGlass catfish
Temperature65–77 °F75–80 °F
pH6.5–86.5–7.5
Adult size2.0 in3.0 in
Minimum tank10 gal30 gal
TemperamentPeacefulPeaceful
Swims atTopMiddle
GroupGroups of 6+Groups of 6+
DietOmnivoreCarnivore

Better tank mates for zebra danios

All zebra danio tank mates

Better tank mates for glass catfish

All glass catfish tank mates

Questions

Can zebra danios live with glass catfish?

Yes. Zebra danios and glass catfish get along in the same tank. Both are fine at 75–77°F. Plan on at least 30 gal.

What temperature suits both zebra danios and glass catfish?

75–77 °F. Zebra danios need 65–77 °F, glass catfish need 75–80 °F.

What size tank do zebra danios and glass catfish need together?

At least 30 gal, set by the glass catfish. Add space for each extra fish.