Can rummy nose tetras live with clown plecos?

Verdict
Yes

Yes, rummy nose tetras and clown plecos can live together. Both are fine at 75–82°F. Plan on at least 20 gal.

Rummy nose tetraRummy nose tetra75–84°F · pH 5.5–7 Clown plecoClown pleco73–82°F · pH 6.5–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–82°Rummy nose tetra 75–84°Clown pleco 73–82°
The green band is the temperature range both can live in.
456789Both: 6.5–7Rummy nose tetra 5.5–7Clown pleco 6.5–7.5
The green band is the pH both tolerate.

Size to scale

Rummy nose tetra · 2 inClown pleco · 3.5 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

Rummy nose tetraClown pleco
Temperature75–84 °F73–82 °F
pH5.5–76.5–7.5
Adult size2.0 in3.5 in
Minimum tank20 gal20 gal
TemperamentPeacefulPeaceful
Swims atMiddleBottom
GroupGroups of 6+Alone or in pairs
DietOmnivoreHerbivore

Better tank mates for rummy nose tetras

All rummy nose tetra tank mates

Better tank mates for clown plecos

All clown pleco tank mates

Questions

Can rummy nose tetras live with clown plecos?

Yes, rummy nose tetras and clown plecos can live together. Both are fine at 75–82°F. Plan on at least 20 gal.

What temperature suits both rummy nose tetras and clown plecos?

75–82 °F. Rummy nose tetras need 75–84 °F, clown plecos need 73–82 °F.

What size tank do rummy nose tetras and clown plecos need together?

At least 20 gal, set by the rummy nose tetra. Add space for each extra fish.