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Risso's dolphin (Grampus griseus) is a marine mammal and dolphin, the only species of the genus Grampus.Some of the most closely related species to these dolphins include: pilot whales (Globicephala spp.), pygmy killer whales (Feresa attenuata), melon-headed whales (Peponocephala electra), and false killer whales (Pseudorca crassidens). [5]
Eleven vessels of the Royal Navy have been named HMS Grampus after two members of the dolphin family (Delphinidae): Grampus griseus, also known as Risso's dolphin, and Orcinus orca, also known as the killer whale. HMS Grampus (1731) was a 14-gun sloop launched in 1731. She foundered in the English Channel in 1742.
Risso's dolphin (Grampus griseus). Risso's dolphin, or Grampus (Grampus griseus), is a large species, up to 4 m long and weighing 400 kg, characterized by a short beak, a rounded, angular head, a high dorsal fin (which can resemble that of an Orca) and, above all, a dark skin almost always streaked with long, light scars, which can turn older ...
Grampus, the genus and another name for Risso's dolphin, Grampus griseus; A synonym of the genus Orcinus; Another name for Orcinus orca, the killer whale or orca; Another name for the hellbender, a species of salamander; Another name for Mastigoproctus giganteus, a species of whip scorpion
Marine biologists have captured a rare sight of a giant pod of over 1,500 dolphins leaping and swimming off the California coast.. The “super pod” of Risso’s dolphins was spotted in Carmel ...
Pelorus Jack (fl. 1888 – April 1912; pronounced / p ə ˈ l ɔːr ə s /) [1] was a Risso's dolphin (Grampus griseus) that was famous for meeting and escorting ships through a stretch of water in Cook Strait, New Zealand. The animal was reported over a 24 year period, from 1888 until his disappearance after 1912.
Owen compared the skull to those of the long-finned pilot whale (Globicephala melas), beluga whale (Delphinapterus leucas), and Risso's dolphin (Grampus griseus)–in fact, he gave it the nickname "thick toothed grampus" in light of this and assigned the animal to the genus Phocaena (a genus of porpoises) which Risso's dolphin was also assigned ...
USS Grampus (SS-207) was the eighth Tambor-class submarine to be commissioned in the United States Navy in the years leading up to the country's December 1941 entry into World War II. She was the sixth ship of the United States Navy to be named for Grampus griseus , also known as Risso's dolphin , a member of the dolphin family Delphinidae .