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Porpoises are abundant and found in a multitude of environments, including rivers (finless porpoise), coastal and shelf waters (harbour porpoise, vaquita) and open ocean (Dall's porpoise and spectacled porpoise), covering all water temperatures from tropical (Sea of Cortez, vaquita) to polar (Greenland, harbour porpoise). Porpoises feed largely ...
The harbour porpoise (Phocoena phocoena) is one of eight extant species of porpoise. It is one of the smallest species of cetacean . As its name implies, it stays close to coastal areas or river estuaries, and as such, is the most familiar porpoise to whale watchers .
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 ...
The International Whaling Commission released its first ever extinction alert to raise awareness surrounding the decreasing vaquita porpoise population.
Marine experts say there could be many reasons why porpoises have died on the Northumberland coast
The most common species to strand in the United Kingdom is the harbour porpoise; the common dolphin (Delphinus delphis) is second-most common, and after that long-finned pilot whales (Globicephala melas). [8] Solitary species naturally do not strand en masse. Cetaceans that spend most of their time in shallow, coastal waters almost never mass ...
The vaquita (/ v ə ˈ k iː t ə / və-KEE-tə; Phocoena sinus) is a species of porpoise endemic to the northern end of the Gulf of California in Baja California, Mexico.Reaching a maximum body length of 150 cm (4.9 ft) (females) or 140 cm (4.6 ft) (males), it is the smallest of all living cetaceans.
The Black Sea harbour porpoise (Phocoena phocoena relicta) is a subspecies of the harbour porpoise common in the Azov, Black, Marmara, and Aegean Seas. It is the only representative of the family in the fauna of these areas and is considered a narrow-range relict subspecies.