* Made in USA The La Plata River Dolphin or Franciscana (Pontoporia blainvillei) is found in coastal Atlantic waters of southeastern South America. Skin Coloration. Die Schnauze ist relativ zum Körper die längst… The volumes and the progression indices of the main brain structures were determined and compared with corresponding data of other Cetacea, Insectivora and Primates. La Plata dolphin is in Appendix II of the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES), which lists species whose trade requires strict regulation. Family: Pontoporiidae As stated earlier the la plata dolphin is known to face threats from sharks and killer whales. It is technically a member of the river dolphin family, but is the only one to live in a saltwater environment. It is one of the smallest dolphins in the world and curiously, although it is a member of the group of river dolphins, it does not live exclusively in freshwater. At 8-9 months of age is weaned, when it measures about 105 centimeters in length. This situation is the result of bycatch in gillnets, the contamination of their habitat and the noise pollution. Some of the most common areas that they can be located in include the coastal waters of Argentina, Brazil and Uruguay. These times indicate that the gestation period lasts 10.5-11.2 months. The La Plata dolphin is a protected cetacean because it is considered to be a vulnerable species. The La Plata dolphin, franciscana or toninha (Pontoporia blainvillei) is a species of dolphin found in coastal Atlantic waters of southeastern South America. Please see the the project talk page for the full rationale and comments. Superfamily: Inioidea They have flattened pectoral flippers, where small ridges protrude in males when they reach adulthood. Jefferson, Webber, Pitman. As a river dolphin the la plata dolphin is one of the only known river dolphins to inhibit, hunt and live in saltwater environments. La Plata Dolphin: 187.68 KB: French. They also have to … The La Plata Dolphin is one small but interesting looking animal; it has the longest beak relative to size of any cetacean. Die Augen sind klein aber gut entwickelt. * Size: 14.4 inch (37cm) * Museum quality replicas are cast in durable Polyurethane resins. South Asian river dolphin: Gangetic dolphin In the Ganges, Brahmaputra, Meghna, Karnaphuli, Sangu and other rivers in India, Nepal, Bangladesh and Bhutan there is a type of river dolphin that can measure up to 2.60 m (8 ft 6 in). Weight and size. La Plata dolphin females grow faster than males, and the former are also larger than the latter when adults. Healthy mature dolphins are known have a lifespan of around 20 years. Water pollution and the loss of habitat are a threat to some dolphins, especially those living in rivers and estuaries. It inhabits from the north of the San Matías Gulf in Argentina to the state of Espírito Santo in southeast Brazil. Young specimens tend to be browner than adults, and they have seven hairs on the upper jaw. Other names: La Plata River dolphin; Delfin del Plata, Toninha, Cachimbo, Boto Amarelo MIME type Image/png. Observations suggests that cooperative feeding does take place suggesting that some dolphins may hunt together when searching for food. Their distribution ranges from Peninsula Valdes in Argentina to the Tropic of Capricorn in Brazil. Pontoporiidae is the only member of river dolphin that lives in saltwater estuaries and oceans. Unusual in the world of dolphins, this species is believed to be monogamous and reach sexual maturity early in life. http://www.cms.int/reports/small_cetaceans/data/P_blainvillei/p_blainvillei.htm. La Plata dolphin, png, sticker png, free png, clipart; PNG info. The Franciscana dolphin, also known as the La Plata dolphin, is listed as vulnerable in the IUCN (International Union for Conservation of Nature) Red List of Threatened Species. Deep. As a marine mammal the la plata dolphin is a warm-blooded animal that breathes air, gives birth to live young and produces milk to feed its babies. It is, therefore, a carnivorous animal whose teeth serve to hold the prey, including shrimp and squid. The la plata dolphin is a small dolphin that can be found swimming in the coastal waters of southeastern South America. Also known as the franciscana, it inhabits the coastal waters of Brazil, Uruguay, and Argentina. Species Profile: The La Plata Dolphin - We Love Dolphins Blog. It is not common to spot this dolphin, and its movements are regularly slow: its speed when swimming is 0.09-1.8 meters per second. It is the only species of river dolphin that lives in saltwater estuaries rather than freshwater … Er hat eine graubraune Körperfärbung, die zum Bauch hin heller wird. If the tide is low, it travels with the members of its pod. The only existing member of the Pontoporiidae family is the La Plata dolphin. The La Plata dolphin article is part of the Cetaceans WikiProject. A rare baby dolphin died after people on a beach in Argentina continually picked up the La Plata mammal and posed for it with selfies. Just above the fold of the neck is the blowhole which has a semilunar shape and several centimeters further back appears a medium-sized dorsal fin, with a triangular shape and a rounded tip. It is distributed only along the eastern South American coasts of the Atlantic Ocean from Brazil to Argentina, passing through Uruguay in tropical and temperate waters. Disclosure Policy | Privacy Policy | Copyright © 2021 WhaleFacts.org. In some locations mating may occur fairly stable throughout the year while other areas experience seasonal fluctuations. It consumes a wide variety of pelagic and demersal fish, as well as cephalopods and crustaceans. The La Plata dolphin can live for up to 20 years and reaches sexual maturity … The La Plata dolphin lives in saltwater estuaries and the ocean. 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