Species Profile
Silver Arowana
Osteoglossum bicirrhosum
Also known as: Dragon Fish, Monkey Fish
Oddballssemi-aggressive
Adult size
36″
Minimum tank
250 gal
Temperature
75–82°F
pH
6–7.5
Schooling
Solitary OK
Water level
top
Grows from juvenile
Typically sold at ~4″ and reaches 36″ over ~3 years. Plan tank size for the adult, not the fish at purchase.Diet
Large frozen fish, krill, shrimp, occasional pellets
Notes
Three-foot prehistoric-looking surface predator. Jumps out of the water in the wild and in captivity — covered tanks ONLY. Eats anything that fits in its mouth. 250gal+ adult tank; do NOT buy a juvenile without that tank ready.
Photo: User:Qwertzy2 / Wikimedia Commons · Source · CC-BY-SA-3.0