Can rams live with dojo loaches?

Verdict
No

No. Rams and dojo loaches should not share a tank. No shared temperature. Rams need 80–86°F, dojo loaches need 59–77°F.

German blue ramGerman blue ram80–86°F · pH 5–7 Dojo loachDojo loach59–77°F · pH 6.5–8

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°German blue ram 80–86°Dojo loach 59–77°
The ranges do not meet, so one of them would always be too warm or too cold.
456789Both: 6.5–7German blue ram 5–7Dojo loach 6.5–8
The green band is the pH both tolerate.

Size to scale

German blue ram · 2.5 inDojo loach · 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

German blue ramDojo loach
Temperature80–86 °F59–77 °F
pH5–76.5–8
Adult size2.5 in6.0 in
Minimum tank20 gal55 gal
TemperamentPeacefulPeaceful
Swims atBottomBottom
GroupAlone or in pairsGroups of 3+
DietOmnivoreOmnivore

Better tank mates for rams

All german blue ram tank mates

Better tank mates for dojo loaches

All dojo loach tank mates

Questions

Can rams live with dojo loaches?

No. Rams and dojo loaches should not share a tank. No shared temperature. Rams need 80–86°F, dojo loaches need 59–77°F.

What temperature suits both rams and dojo loaches?

None. Rams need 80–86 °F and dojo loaches need 59–77 °F, so the ranges do not meet.

What size tank do rams and dojo loaches need together?

At least 55 gal, set by the dojo loach. Add space for each extra fish.