Risso's dolphin  (Grampus griseus)

Learn about the scientific name of this species and how it fits into the tree of life at Nature Navigator.

Range

Widely distributed, inhabiting tropical and warm temperate waters of both hemispheres (7). In UK waters the main concentration is around the Hebrides, but the species also occurs around the Northern Isles and in the Irish Sea. It is also quite common in south-east and western Ireland (4).

You can view distribution information for this species at the National Biodiversity Network Gateway.

Habitat

Shows a preference for deep, warm temperate and tropical waters in offshore areas (7). Risso's dolphins are fairly abundant, with wide distribution. They prefer deep off shore waters, but can be seen close to shore around oceanic islands. In Britain and Ireland most records are within 11 kilometres of the coast (8).

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