National Aquarium – Silver arowana

Silver Arowana

Osteoglossum bicirrhosum

DID YOU KNOW?

Arowanas have the ability to jump out of the water to catch their prey.

Exhibit Name and Location:
Washington - Amazon River Basin Gallery

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Silver Arowana

Adult arowana are silvery, while juveniles have a blue glint. They have very large scales, and a huge oblique mouth.

Diet

Arowana primarily eat fish at the surface, but will also supplement with insects and crustaceans.

Size

Can grow to 47 inches, and weigh more than 13 pounds

Range

Amazon River Basin, Rupununi and Oyapock Rivers

Population Status

Not listed on any CITES appendix, but a drop in numbers has Brazilian authorities concerned.

Predators

Large fish

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A Note From the Caretaker

Arowana feed mainly at the surface, but are also able to jump out of the water to snatch food from low-hanging tree limbs.