Can ghost shrimp live with upside down catfish?

Verdict
No

No. Ghost shrimp and upside down catfish should not share a tank. An upside down catfish is big enough to swallow adult ghost shrimp.

Ghost shrimpGhost shrimp65–82°F · pH 7–8 Upside down catfishUpside down catfish72–79°F · pH 6–7.5

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 72–79°Ghost shrimp 65–82°Upside down catfish 72–79°
The green band is the temperature range both can live in.
456789Both: 7–7.5Ghost shrimp 7–8Upside down catfish 6–7.5
The green band is the pH both tolerate.

Size to scale

Ghost shrimp · 1.5 inUpside down catfish · 4 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

Ghost shrimpUpside down catfish
Temperature65–82 °F72–79 °F
pH7–86–7.5
Adult size1.5 in4.0 in
Minimum tank5 gal30 gal
TemperamentPeacefulPeaceful
Swims atBottomBottom
GroupGroups of 3+Groups of 3+
DietOmnivoreOmnivore

Better tank mates for ghost shrimp

All ghost shrimp tank mates

Better tank mates for upside down catfish

All upside down catfish tank mates

Questions

Can ghost shrimp live with upside down catfish?

No. Ghost shrimp and upside down catfish should not share a tank. An upside down catfish is big enough to swallow adult ghost shrimp.

What temperature suits both ghost shrimp and upside down catfish?

72–79 °F. Ghost shrimp need 65–82 °F, upside down catfish need 72–79 °F.

What size tank do ghost shrimp and upside down catfish need together?

At least 30 gal, set by the upside down catfish. Add space for each extra fish.