Can rams live with pictus catfish?

Verdict
No

No. Rams and pictus catfish should not share a tank. No shared temperature. Rams need 80–86°F, pictus catfish need 72–79°F.

German blue ramGerman blue ram80–86°F · pH 5–7 Pictus catfishPictus catfish72–79°F · pH 6–7.5

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°German blue ram 80–86°Pictus catfish 72–79°
The ranges do not meet, so one of them would always be too warm or too cold.
456789Both: 6–7German blue ram 5–7Pictus catfish 6–7.5
The green band is the pH both tolerate.

Size to scale

German blue ram · 2.5 inPictus catfish · 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

German blue ramPictus catfish
Temperature80–86 °F72–79 °F
pH5–76–7.5
Adult size2.5 in5.0 in
Minimum tank20 gal55 gal
TemperamentPeacefulSemi-aggressive
Swims atBottomBottom
GroupAlone or in pairsGroups of 3+
DietOmnivoreCarnivore

Better tank mates for rams

All german blue ram tank mates

Better tank mates for pictus catfish

All pictus catfish tank mates

Questions

Can rams live with pictus catfish?

No. Rams and pictus catfish should not share a tank. No shared temperature. Rams need 80–86°F, pictus catfish need 72–79°F.

What temperature suits both rams and pictus catfish?

None. Rams need 80–86 °F and pictus catfish need 72–79 °F, so the ranges do not meet.

What size tank do rams and pictus catfish need together?

At least 55 gal, set by the pictus catfish. Add space for each extra fish.