Can ghost shrimp live with arowanas?

Verdict
No

No. Ghost shrimp and arowanas should not share a tank. Arowanas hunt shrimp. Adult ghost shrimp will be eaten.

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–82°Ghost shrimp 65–82°Silver arowana 75–86°
The green band is the temperature range both can live in.
456789Both: 7Ghost shrimp 7–8Silver arowana 6–7
The green band is the pH both tolerate.

Size to scale

Ghost shrimp · 1.5 inSilver arowana · 36 in0"6"12"18"24"30"36"
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 shrimpSilver arowana
Temperature65–82 °F75–86 °F
pH7–86–7
Adult size1.5 in36.0 in
Minimum tank5 gal250 gal
TemperamentPeacefulAggressive
Swims atBottomTop
GroupGroups of 3+One per tank
DietOmnivoreCarnivore

Better tank mates for ghost shrimp

All ghost shrimp tank mates

Questions

Can ghost shrimp live with arowanas?

No. Ghost shrimp and arowanas should not share a tank. Arowanas hunt shrimp. Adult ghost shrimp will be eaten.

What temperature suits both ghost shrimp and arowanas?

75–82 °F. Ghost shrimp need 65–82 °F, arowanas need 75–86 °F.

What size tank do ghost shrimp and arowanas need together?

At least 250 gal, set by the silver arowana. Add space for each extra fish.