Can african cichlids live with crayfish?

Verdict
Yes

Yes. African cichlids and crayfish make a good pair. Both are fine at 75–77°F. Plan on at least 55 gal.

African cichlidAfrican cichlid75–82°F · pH 7.8–8.6 CrayfishCrayfish65–77°F · pH 6.5–8

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–77°African cichlid 75–82°Crayfish 65–77°
The green band is the temperature range both can live in.
456789Both: 7.8–8African cichlid 7.8–8.6Crayfish 6.5–8
The green band is the pH both tolerate.

Size to scale

African cichlid · 5 inCrayfish · 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

African cichlidCrayfish
Temperature75–82 °F65–77 °F
pH7.8–8.66.5–8
Adult size5.0 in5.0 in
Minimum tank55 gal20 gal
TemperamentAggressiveAggressive
Swims atAll levelsBottom
GroupGroups of 6+One per tank
DietHerbivoreOmnivore

Better tank mates for african cichlids

All african cichlid tank mates

Better tank mates for crayfish

All crayfish tank mates

Questions

Can african cichlids live with crayfish?

Yes. African cichlids and crayfish make a good pair. Both are fine at 75–77°F. Plan on at least 55 gal.

What temperature suits both african cichlids and crayfish?

75–77 °F. African cichlids need 75–82 °F, crayfish need 65–77 °F.

What size tank do african cichlids and crayfish need together?

At least 55 gal, set by the african cichlid. Add space for each extra fish.