Can kuhli loaches live with glofish?

Verdict
Yes

Yes, kuhli loaches and glofish can live together. Both are fine at 75–80°F. Plan on at least 20 gal.

Kuhli loachKuhli loach75–86°F · pH 5.5–7 GloFish tetraGloFish tetra72–80°F · pH 6–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–80°Kuhli loach 75–86°GloFish tetra 72–80°
The green band is the temperature range both can live in.
456789Both: 6–7Kuhli loach 5.5–7GloFish tetra 6–7.5
The green band is the pH both tolerate.

Size to scale

Kuhli loach · 3.5 inGloFish 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

Kuhli loachGloFish tetra
Temperature75–86 °F72–80 °F
pH5.5–76–7.5
Adult size3.5 in2.5 in
Minimum tank20 gal15 gal
TemperamentPeacefulSemi-aggressive
Swims atBottomMiddle
GroupGroups of 6+Groups of 6+
DietOmnivoreOmnivore

Better tank mates for kuhli loaches

All kuhli loach tank mates

Better tank mates for glofish

All glofish tetra tank mates

Questions

Can kuhli loaches live with glofish?

Yes, kuhli loaches and glofish can live together. Both are fine at 75–80°F. Plan on at least 20 gal.

What temperature suits both kuhli loaches and glofish?

75–80 °F. Kuhli loaches need 75–86 °F, glofish need 72–80 °F.

What size tank do kuhli loaches and glofish need together?

At least 20 gal, set by the kuhli loach. Add space for each extra fish.