Can yellow labs live with glowlight tetras?

Verdict
Yes, with care

Yes, with care. Yellow labs and glowlight tetras can share a tank, but watch one thing. Different water: yellow labs want pH 7.8–8.6, glowlight tetras want pH 6–7.5.

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–80°Electric yellow cichlid 75–82°Glowlight tetra 74–80°
The green band is the temperature range both can live in.
456789Electric yellow cichlid 7.8–8.6Glowlight tetra 6–7.5
No pH suits both. One would live in the wrong water all the time.

Size to scale

Electric yellow cichlid · 4 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

Electric yellow cichlidGlowlight tetra
Temperature75–82 °F74–80 °F
pH7.8–8.66–7.5
Adult size4.0 in1.5 in
Minimum tank40 gal10 gal
TemperamentSemi-aggressivePeaceful
Swims atAll levelsMiddle
GroupGroups of 4+Groups of 6+
DietOmnivoreOmnivore

Better tank mates for yellow labs

All electric yellow cichlid tank mates

Better tank mates for glowlight tetras

All glowlight tetra tank mates

Questions

Can yellow labs live with glowlight tetras?

Yes, with care. Yellow labs and glowlight tetras can share a tank, but watch one thing. Different water: yellow labs want pH 7.8–8.6, glowlight tetras want pH 6–7.5.

What temperature suits both yellow labs and glowlight tetras?

75–80 °F. Yellow labs need 75–82 °F, glowlight tetras need 74–80 °F.

What size tank do yellow labs and glowlight tetras need together?

At least 40 gal, set by the electric yellow cichlid. Add space for each extra fish.