Odontocetes: the toothed whales: Distribution, Behaviour, Migration and Threats The conservation status of the toothed whales has worsened dramatically since 2001. WOW awesome report i got an A+ for my report thancks for the list!!!!!!! All whales (great and small) are listed in CITES Appendices, meaning that international trade in … Clymene dolphin Chilean dolphin They may be found in large groups. In Ridgway, S. H. & Harrison, R. eds, River Dolphins and the Larger Toothed Whales 4, Handbook of Marine Mammals, Academic Press, San Diego, 261–288 (1989). Tucuxi dolphin Males are much larger than females and may grow to about 60 feet in length, while females grow to about 36 feet. They can grow to about 8 feet in length and 400 pounds in weight. These small dolphins are about 4-5 feet long. Dall’s porpoise The spade-toothed whale (Mesoplodon traversii) is a very little-known and the rarest species of beaked whale.It was first named from a partial jaw found on Pitt Island, New Zealand, in 1872; reported and illustrated in 1873 by James Hector, and described the next year by John Edward Gray, who named it in honor of Henry Hammersley Travers, the collector. Young Risso's dolphins are black, dark gray or brown while older Risso's may be light gray to white. These dolphins can grow to 12 feet in length and 1,400 pounds in weight. In fact, it is the rarest species of beaked whale. Since then, more species have been listed in the IUCN Red List as Vulnerable and Nearly Threatended, while the Baiji river dolphin, which used to live in the Yangtze River, is now probably extinct. Spade-toothed whale, Rough-toothed dolphin Risso's dolphins are a medium-sized toothed whale that have stout bodies and a tall, falcate dorsal fin. The toothed whales (also called odontocetes, systematic name Odontoceti) are a parvorder of cetaceans that includes dolphins, porpoises, and all other whales possessing teeth, such as the beaked whales and sperm whales. Orca (aka killer whale) Many of these listings are controversial and not universally accepted by researchers because they are based solely on DNA samples. There are currently 86 recognized species of whales, dolphins, and porpoises. There is great disagreement among taxonomists as to what criteria, if any, constitutes a separate species, sub-species, race or variation. There are only 14 baleen whale species and they are generally larger than the 76 species of toothed whales – except for the mighty sperm whale, the largest toothed whale. Risso’s dolphin Seventy-three species of toothed whales are described. I wonder how many individuals have seen, photographed and documented all these cetaceans in the wild. The other toothed whales are summarized with the term "small cetaceans". Pilot whales tend to gather in large pods and may mass strand. Dolphin, any of the toothed whales belonging to the mammal family Delphinidae (oceanic dolphins) as well as the families Platanistidae and Iniidae, the two that contain the river dolphins. Finless porpoise, Filed Under: Dolphins, Whales Tagged With: cetacean, dolphin, extinct, killer whale, whale. Whale, Dolphin, or Porpoise - Characteristics of Different Cetaceans, Differences Between Baleen and Toothed Whales, Cetaceans: Whales, Dolphins, and Porpoises, 10 Facts You Should Know About Whales, Dolphins, and Porpoises, The Best Way to Watch Whales from Shore on Cape Cod, The Beluga Whale, the Little Whale That Loves to Sing, Blue Ocean Society for Marine Conservation, M.S., Resource Administration and Management, University of New Hampshire, B.S., Natural Resources, Cornell University. These whales were made famous by Herman Melville's book Moby Dick. Hector’s dolphin It belongs to the killer whale or orca (Orcinus orca), a toothed whale of the oceanic dolphin family. Most Odontoceti, or toothed whales, are considerably smaller. The toothed whales (systematic name Odontoceti) form a parvorder of the artiodactyl infraorder Cetacea, including sperm whales, beaked whales, dolphins, and porpoises.As the name suggests, the parvorder is characterized by the presence of teeth rather than the baleen of other whales. Southern right whale dolphin Intense noise, particularly that from sonar, has been shown to cause panic, rapid ascent and subsequent death due to decompression sickness in a number of beaked whale species. They have a gray back and lighter underside. ) Ganges River dolphin Below you can learn about some of the toothed whale species. Here's the list … Toothed whale, (suborder Odontoceti), any of the odontocete cetaceans, including the oceanic dolphins, river dolphins, porpoises, pilot whales, beaked whales, and bottlenose whales, as well as the killer whale, sperm whale, narwhal, and beluga whale. Unlike the other great whales on the endangered species list, the sperm whale is a toothed whale. Males can weigh up to 56 tons. Dusky dolphin There are nearly 90 species of whales, dolphins, and porpoises in the order Cetacea, which is divided into two suborders, the Odontocetes, or toothed whales, and the Mysticetes, or toothless baleen whales. Perrin’s beaked whale Yangtzee River dolphin (aka Baiji) EXTINCT Striped dolphin Long-beaked common dolphins grow to about 8.5 feet in length and 500 pounds in weight. They have dark skin, rounded heads, and large dorsal fins. All available information about this species comes from skeletal remains, consisting of two skulls and one jawbone. The specific name reflects the smallest body size of physically mature individuals of this species compared with the other Berardius species. Atlantic spotted dolphin Arnoux's and Baird's beaked whales are so similar that researchers have debated … They live in the temperate and subarctic waters of the Atlantic Ocean, Pacific Ocean, and Black Sea. Amazon River dolphin Commerson’s dolphin These whales are easily identified by their striking black-and-white coloration. Bottlenose dolphin are white whales that can grow to 13-16 feet in length and up to 3,500 pounds in weight. Spade-toothed Whale. Here are profiles of 19 Cetaceans, which differ greatly in … They include dolphins, some of the world's most intelligent and social animals. … Ginkgotoothed beaked whale The Sperm Whale is the largest toothed whale in existence, getting to be an average of 67 feet in length (20.5 meters). They include Arnoux's beaked whale in cold Southern Hemisphere waters, and Baird's beaked whale in the cold temperate waters of the North Pacific. Beaked Whale. It is divided into toothed whales and baleen whales, which diverged from each other some time in the Eocene 26 to 17 million years ago. Spinner dolphins (Stenella longirostris) get their name from their unique leaping and spinning behavior, that can involve at least 4 body revolutions. Sperm whale The prehistoric-looking rough-toothed dolphin gets its name from the wrinkles on its tooth enamel. In most cases, the Encyclopedia of Marine Mammals was the final say when there were any discrepancies. Jennifer Kennedy, M.S., is an environmental educator specializing in marine life. ThoughtCo uses cookies to provide you with a great user experience. Rarest species: the spade-toothed whale. Long-finned pilot whales are found in the Atlantic, Pacific, and Indian Oceans, plus the Mediterranean and Black Seas. Sperm whales have large, square heads and 20-26 conical teeth on each side of its lower jaw. It has been said that this whale species may have decreased in overall size due to the large amount of whaling in the past. They have a unique "hourglass" pigmentation made up of dark gray, light gray, white and yellow coloration. Killer whales can grow up to 32 feet (males) or 27 feet (females), and weigh up to 11 tons. Hector’s beaked whale Andrew’s beaked whale (Mesoplodon bowdoini)Arnoux’s beaked whale (Berardius arnuxii)Baird’s beaked whale (Berardius bairdii)Blainville’s Beaked whale (Mesoplodon densirostris)Cuvier’s beaked whale (Ziphius cavirostris)Gervais’ beaked whale (Mesoplodon europaeus)Ginkgo toothed beaked whale (Mesoplodon ginkgodens)Gray’s beaked whale (Mesoplodon grayi)Hector’s beaked whale (Mesoplodon hectori)Hubb’s Beaked whale (Mesoplodon carlhubbsi)Longman’s beaked whale (Indopac… Toothed whales make up the scientific suborder Ondontoceti, which includes an impressive list of species. Part of the beaked-whale family, it has never been seen alive. Long-beaked common dolphin Seventy-three species of toothed whales are described. Straptoothed whale Various species of toothed whale are known to eat everything from numerous species of fish, squid, octopus and crustaceans to marine animals such as sharks, penguins, seals and sea lions, as well as other cetaceans such as whales, dolphins and porpoises (primarily hunted by killer whales). Spectacled porpoise There are 73 species of toothed whale.As well as whales such as sperm whales, beaked whales, narwhal and beluga, the group also contains dolphins and porpoises.. They have a gray back and lighter underside. ) The two groups are thought to have diverged around 34 million years ago (mya). Rough-toothed dolphins are found in deep, warm temperate and tropical waters around the world. The vaquita, also known as the Gulf of California harbor porpoise or cochito (Phocoena sinus) is one of the smallest cetaceans, and has one of the smallest home ranges. Peruvian beaked whale The strikingly-colored Commerson's dolphin includes two subspecies - one lives off South America and the Falkland Islands, while the other lives in the Indian Ocean. So here it is, the list of baleen whales (this list does not include all sub-species and distinct populations): Bowhead whale Shepherd’s beaked whale The ancestors of present-day odontocetes Sperm whales Physeter macrocephalus) are the largest toothed whale species. Atlantic white-sided dolphin The list compiled below is based on information in the Encyclopedia of Marine Mammals, the Guide to Marine Mammals of the World and Wikipedia. Bottlenose dolphins (Tursiops truncatus) are one of the most well-known cetacean species. Short-finned pilot whale Of these, 72 are Odontocetes or toothed whales. Sperm whales Physeter macrocephalus) are the largest toothed whale species. Long-finned pilot whale THE TOOTHED WHALES The 72 species of toothed whales are listed below by the categories of threat of the IUCN Red List of Threatened SpeciesTM Lipotes vexillifer Baiji (CR/EX) Phocoena sinus Vaquita (CR) Cephalorhynchus hectori Hector‘s dolphin (EN) Orcaella brevirostris Irrawaddy dolphin (VU) New Zealand North Island subspecies C. h. maui (CR) Andrew’s beaked whale What Is the Delphinidae Family of Animals? Four-toothed whales or giant beaked whales are beaked whales in the genus Berardius. Costero dolphin (aka Guyana dolphin) I have written a short introduction to each family and a list of species in that family. Scientists studied two specimens in New Zealand in 2010 after the whales became stranded. Sowerby’s beaked whale U.S. Pacific white-sided dolphins (Lagenorhynchus obliquidens) are found throughout temperate waters of the Pacific Ocean. Of the nearly 40 species of dolphins in the Delphinidae, 6 are commonly called whales, including the killer whale and the… History at your fingertips Fraser’s dolphin are one of the most well-known cetacean species. Since I recently posted a list of baleen whales, I decided it was time to post a list of toothed whales. Males are much larger than females and may grow to about 60 feet in length, while females grow to about 36 feet. There are Baleen Whales and Toothed Whales. True’s beaked whale Northern right whale dolphin Fish & Wildlife Service put this species as the only killer whale in endangered list. There are only 14 baleen whale species and they are generally larger than the 76 species of toothed whales – except for the mighty sperm whale, the largest toothed whale. Some of these whales are so hard to find, let alone see. They are one of two living groups of cetaceans, the other being the baleen whales (Mysticeti), which have baleen instead of teeth. A third species, Berardius minimus, was distinguished from B. bairdii in the 2010s. The pygmy sperm whale (Kogia breviceps) is fairly small - adults can grow up to about 10 feet in length and 900 pounds in weight. Blainville’s Beaked whale They are found primarily in deep, offshore temperate waters. Orcas or killer whales (Orcinus orca) may also be known as "Shamu" due to their popularity as an attraction at marine parks like SeaWorld. Short-beaked common dolphins (Delphinus delphis) are a wide-ranging dolphin that is found throughout the temperate waters of the Atlantic and Pacific Ocean. So I decided to stick with the list in the marine mammal bible, the Encyclopedia of Marine Mammals. We know very little about this species that was only properly described a few years ago. Pygmy sperm whale Baird’s beaked whale Sperm whales have large, square heads and 20-26 conical teeth on each side of its lower jaw. Then I started flipping through all my whale books and wouldn’t you know it, every list is slightly different. White-beaked dolphin Pantropical spotted dolphin The sperm whale is a toothed whale. Save my name, email, and website in this browser for the next time I comment. Indian ocean bottlenose dolphin This section will provide you with a huge list of marine mammals including Cetaceans (whales, dolphins and porpoises), Fissipeds (polar bears and otters), Pinnipeds (seals, fur seals, sea lions and walruses) and Sirenians (manatees and dugongs). Another obvious difference between baleen and toothed whales is the number of blowholes on top of their head; baleen whales have two whereas toothed whales have one. Toothed whales often gather in large groups, called pods, and sometimes these groups are made up of related individuals. Long-beaked common dolphins (Delphinus capensis) are one of two species of common dolphin (the other is the short-beaked common dolphin). Longman’s beaked whale , […] wild things: List of toothed whales Related Posts:Baleen WhalesPorpoise FactsMinke Whale FactsWhat is a Marine Mammal?Dolphin Facts […], Your email address will not be published. The skin of these dolphins lightens as they age. Arnoux’s beaked whale Baird’s beaked whale Cuvier’s beaked whale Shepherd’s beaked whale Northern bottlenose whale Southern bottlenose whale Longman’s beaked whale Sowerby’s beaked whale Andrew’s beaked whale Hubb’s Beaked whale Blainville’s Beaked whale Gervais’ beaked whale Ginkgotoothed beaked … Similar to the baleen whales, every list out there is slightly different. Harbor porpoises are toothed whales that are about 4-6 feet long. Atlantic white-sided dolphins (Lagenorhynchus acutus) are strikingly-colored dolphins that live in temperate waters of the North Atlantic Ocean. Franciscana dolphin (aka La Plata dolphin), Harbor porpoise Once endangered species due to a whale hunting industry whales are among the largest sea animals, with the blue whale being the largest animal known to have ever existed. They have a striking black, white and gray coloration that is quite different from the similarly-named Atlantic white-sided dolphin. The Society for Marine Mammalogy has created an extensive list of cetacean species (see below). Irrawaddy dolphin A species to top the list of the endangered species of whale is Southern Resident Killer Whale. Pygmy killer whale They can grow to 9 feet in length and 500 pounds in weight. This means that when zoologists refer to ‘toothed whales’, they might be referring to dolphins and porpoises, as well as to animals such as sperm whales and beaked whales. The spade-toothed whale was seen for the first time after a mother and her male calf died on a New Zealand beach. Please look through the list and click on the marine mammal you are interested in learning more about. Australian snubfin dolphin What an impressive list. The world's 82 types of whales are mainly divided into two groups deriving from their food and eating habits, and consequently, their anatomy. Heaviside’s dolphin Today, the International Union for Conservation of Nature (IUCN) lists 14 of the 89 extant species of cetaceans as Endangered or Critically Endangered, including five endangered whale species… These porpoises live in the northern Gulf of California off Mexico's Baja Peninsula, and are one of the most endangered cetaceans - only about 250 remain. Ocean Wild Things | Copyright ©2020 | All Rights Reserved. So here it is, a list of toothed whales: Sperm whale Pygmy sperm whale Dwarf sperm whale. Gray’s beaked whale Sperm whale, the largest of the toothed whales, easily recognized by its enormous square head and narrow lower jaw. Expand: Hector's beaked whale, Ginkgo-toothed beaked whale, Shepherd's beaked whale, Archaeoceti, Cumberland Sound beluga, Blubber, Baiji, Humpback dolphin, Amazon river dolphin; Verify: Spinner dolphin, Whale, Dolphin, Cetacea; Stubs: Bolivian river dolphin (new species), Cephalorhynchus; Images: Pictures of the baiji are wanted.