Scientific Name:

Grampus griseus

Length:

10 to 12.5 feet / 3 to 3.8 m

Weight:

660 to 1100 pounds / 300 to 500 kg

Age:

Up to 25 years

Total Population:

32,0000 individuals

Map Range:

Risso's Dolphin was first described by Cuvier in 1812.
The species' common name is from Antoine Risso, who
described a specimen to Cuvier on which Cuvier made his
first description.

is found worldwide in temperate and tropical waters,
usually in deep waters rather than close to land.
As well as the tropical parts of the Indian, Pacific
and Atlantic Oceans, Rissos are also found in the Persian
Gulf, Mediterranean and Red Seas, though are absent from the
Black Sea. Their preferred environment is just off the continental
shelf on steep banks

Captivity

Current Risso's Dolphins in Captivity:

Oltremare
Fushun Royal Jidi Ocean World
Guangzhou Ocean World
Huangzhou Polar Ocean Park
Dolphin Island
Enoshima Aquarium
Izu-Mito Sea Paradise
Kamogawa Sea World
Minami Chita Beachland
Nanki Shirahama Adventure World
Okinawa Marine Research
Shimoda Floating Aquarium
Suma Aqualife Park
Taiji Whale Museum
World Dolphin Resort
Hualien Farglory Ocean Park

Past Risso's Dolphins in Captivity:

Gulf World.
Mote Marinelab .
Miami Seaquarium.
Hakkejima Seaparadise.
Zoomarine.