Can apistogramma live with glowlight tetras?

Verdict
Yes

Yes, apistogramma and glowlight tetras can live together. Both are fine at 75–80°F. Plan on at least 20 gal.

ApistogrammaApistogramma75–84°F · pH 5–7 Glowlight tetraGlowlight tetra74–80°F · pH 6–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–80°Apistogramma 75–84°Glowlight tetra 74–80°
The green band is the temperature range both can live in.
456789Both: 6–7Apistogramma 5–7Glowlight tetra 6–7.5
The green band is the pH both tolerate.

Size to scale

Apistogramma · 3 inGlowlight 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

ApistogrammaGlowlight tetra
Temperature75–84 °F74–80 °F
pH5–76–7.5
Adult size3.0 in1.5 in
Minimum tank20 gal10 gal
TemperamentSemi-aggressivePeaceful
Swims atBottomMiddle
GroupAlone or in pairsGroups of 6+
DietCarnivoreOmnivore

Better tank mates for apistogramma

All apistogramma tank mates

Better tank mates for glowlight tetras

All glowlight tetra tank mates

Questions

Can apistogramma live with glowlight tetras?

Yes, apistogramma and glowlight tetras can live together. Both are fine at 75–80°F. Plan on at least 20 gal.

What temperature suits both apistogramma and glowlight tetras?

75–80 °F. Apistogramma need 75–84 °F, glowlight tetras need 74–80 °F.

What size tank do apistogramma and glowlight tetras need together?

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