Can yoyo loaches live with firemouth cichlids?

Verdict
Yes

Yes, yoyo loaches and firemouth cichlids can live together. Both are fine at 75–86°F. Plan on at least 40 gal.

Yoyo loachYoyo loach75–86°F · pH 6–7.5 Firemouth cichlidFiremouth cichlid75–86°F · pH 6.5–8

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–86°Yoyo loach 75–86°Firemouth cichlid 75–86°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Yoyo loach 6–7.5Firemouth cichlid 6.5–8
The green band is the pH both tolerate.

Size to scale

Yoyo loach · 5 inFiremouth cichlid · 6 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

Yoyo loachFiremouth cichlid
Temperature75–86 °F75–86 °F
pH6–7.56.5–8
Adult size5.0 in6.0 in
Minimum tank40 gal30 gal
TemperamentSemi-aggressiveSemi-aggressive
Swims atBottomBottom
GroupGroups of 5+Alone or in pairs
DietOmnivoreOmnivore

Better tank mates for yoyo loaches

All yoyo loach tank mates

Better tank mates for firemouth cichlids

All firemouth cichlid tank mates

Questions

Can yoyo loaches live with firemouth cichlids?

Yes, yoyo loaches and firemouth cichlids can live together. Both are fine at 75–86°F. Plan on at least 40 gal.

What temperature suits both yoyo loaches and firemouth cichlids?

75–86 °F. Yoyo loaches need 75–86 °F, firemouth cichlids need 75–86 °F.

What size tank do yoyo loaches and firemouth cichlids need together?

At least 40 gal, set by the yoyo loach. Add space for each extra fish.