Grampus griseus

Risso's dolphin
Rundkopfdelphin
Gramper
Dauphin de Risso
Delfin de Risso
Grampo

Distribution

The tropical Atlantic
The tropical Pacific
The Red Sea
The Indian Ocean
The Mediterranean

Environment and movement of the diurnal species

The animal is often seen in open sea
The species can be found between and 560 Meters.
Uncommon Species

General behaviour of the species

The species is migrating
Species generally living in a group
The animal is rather indifferent to the diver, though it remains on its guard

General characteristics of the species

Maximum size : 450 cm
Maximum age known : 40 year(s)
Sexual maturity : 10 year(s)
Time of apnea : 30 mns
The animal is a hunter low in the food chain.
Diet : - Fishes

Relationship with humans

The species can be eaten but is of no particular culinary interest
The species is exploited in the following sector(s) :
- - Fishing or commercial aquiculture for food