4: River dolphins and … The Irrawaddy dolphin, Orcaella brevirostris, recently declared Endangered on the IUCN Red List (Minton et al. Orcaella brevirostris in Mammal Species of the World. Handbook of marine mammals, Vol. Behavioural responses of Chilean dolphins (Cephalorhynchus eutropia) to boats in Yaldad Bay, Southern Chile. The Irrawaddy dolphin has been assessed as 'Data Deficient' by the IUCN at a global scale, but five freshwater and brackish water subpopulations are Critically Endangered. Third edition. Name . Concerted Action for the Irrawaddy Dolphin (Orcaella brevirostris) 29.05.2020: CMS : COP9 I/2 : Irrawaddy Dolphin - Orcaella brevirostris: CMS : COP3 II/9 : Irrawaddy Dolphin - Orcaella brevirostris… Phocaena (Orca) brevirostris Owen, 1866 The Irrawaddy dolphin ( Orcaella brevirostris ) is a euryhaline species of oceanic dolphin found in discontinuous subpopulations near sea coasts and in estuaries and rivers in parts of the Bay of Bengal and Southeast Asia . The rivers of the region, such as the Mekong, Chao Phraya, Irrawaddy and Salween (Thanlwin), have some of the highest numbers of endemic freshwater fish species recorded anywhere on the planet. IUCN Red list entry for Irrawaddy Dolphins, su redlist.org. The Raffles Bulletin of Zoology, Supplement, 10, 85–95. IUCN Status: Endangered; Scientific Name: Orcaella brevirostris; Habitats: Lakes, Rivers, Estuaries, and Coasts; The Irrawaddy dolphin is a euryhaline species of oceanic dolphin found in discontinuous subpopulations near sea coasts and in estuaries and rivers in parts of the Bay of Bengal and Southeast Asia. Kreb, D. (2002) Density and abundance of the Irrawaddy dolphin, Orcaella brevirostris, in the Mahakam River of East Kalimantan, Indonesia: a comparison of survey techniques. ... IUCN. Cá nược (Orcaella brevirostris) là một loài động vật có vú thuộc họ Cá heo biển Delphinidae, sống ven bờ biển và cá»­a sông trong khu vá»±c Đông Nam Á, được tìm thấy trên sông Irrawaddy tại Myanmar, sông Mahakam ở Indonesia, và sông Mê Kông tại Campuchia cÅ©ng nhÆ° Việt Nam. 1394); found mostly in shallow, brackish, turbid waters at the mouth of rivers in the southeastern Asia and Australasia (Ref. Inhabit coastal, brackish, and freshwaters of the tropical and subtropical Indo-Pacific (Ref. A little over one year ago, we confirmed - with our own eyes - the presence of Indo-Pacific Finless porpoises (Neophocaena phocaenoides, Vulnerable) and Irrawaddy dolphins (Orcaella brevirostris, Endangered) in the coastal waters of the Gulf of Mottama. Giklaseklase sa IUCN ang kaliwatan sa madutlan.. Kini nga matang hayop na sabwag sa: habagatang Asya; Kadagatang Indyan ug Kadagatang Pasipiko; Walay nalista nga matang nga sama niini. V ersion 2012.1. [Orcaella brevirostris] Yangtze finless Porpoise [Neophocaena asiaeorientalis asiaeorientalis] Vaquita [Phocoena sinus] Amazon River Dolphin [Inia geoffrensis] Fr ancis [Pontoporia blainvillei] ... IUCN Red List of Threatened Species2 as Critically Endangered, Endangered, or Vulnerable. Established in 1964, the IUCN Red List of Threatened Species has evolved to become the world’s most comprehensive information source on the global conservation status of … The IUCN Red List of Threatened Species 2008. e.T15419A4579987. Ridgway and R. Harrison, eds. The species is classified in the IUCN Red List as Data Irrawaddy dolphin - Orcaella brevirostris - listed as Critically Endangered (CR) on the IUCN Red List. 239-242 Irrawaddy dolphin (Orcaella brevirostris) washed ashore on Digha Coast, West Bengal, India J.S. An Orcaella brevirostris in uska species han Mammalia nga syahan ginhulagway ni Owen in Gray hadton 1866. Yogesh Kumar 1*, A. Mohapatra3, S. Balakrishnan , & C. Venkatraman2 1Marine Aquarium and Regional Centre, Zoological Survey of India, Digha, West Bengal, India 2Mammal Division, Zoological Survey of India, M-Block, … Sutaria, D. Species conservation in a complex socio-ecological system: Irrawaddy dolphins, Orcaella brevirostris in Chilika Lagoon, India, James Cook University, (2009). In South and Southeast Asia, however, these habitats are highly polluted and are becoming increasingly degraded (Dudgeon, 1992; Islam & Tanaka, 2004). Pesut mahakam (Latin:Orcaella brevirostris) adalah sejenis hewan mamalia yang sering disebut lumba-lumba air tawar yang berstatus terancam. Downloads. The Irrawaddy dolphin (Orcaella brevirostris) is the dominant species in this area. A especie foi catalogada pola IUCN como con datos insuficientes en 1996 , pero unha gran cantidade de novas informacións sobre cinco subpoboacións fixeron que se considerarn como en perigo crítico desde aquel ano. Until 2005, Orcaella brevirostris was the only recognized species in the genus Orcaella. Ang Orcaella brevirostris sakop sa kahenera nga Orcaella, ug kabanay nga lumba-lumba. 48 (02), February 2019, pp. These 1394).Inhabit coastal, brackish, and freshwaters of the tropical and subtropical Indo-Pacific. Irrawaddy dolphin. Phocaena (Orca) brevirostris Owen, 1866 The Irrawaddy dowphin ( Orcaella brevirostris ) is a euryhaline species o oceanic dolphin foond in discontinuous subpopulations near sea coasts an in estuaries an rivers in pairts o the Bay o Bengal an Sootheast Asie . Reeves, R. R. et al. Mammal Species of the World (v3, 2005) link: Orcaella brevirostris Owen in Gray, 1866 ; ITIS link: Orcaella brevirostris (Owen in Gray, 1866) IUCN: Orcaella brevirostris (Owen in … Irrawaddy dolphins Orcaella brevirostris are listed in Appendix II of the Conservation on Migratory Species due to their unfavourable conservation status that would significantly benefit from international cooperation. However, comparisons within the populations of Orcaella inhabiting the Asia region and populations inhabiting the Australia/New Guinea region show distinctions in habitat, morphology, and genetics. Information on this data-poor species’ ecology and habitat use … Orcaella brevirostris fluminalis Ellerman & Morrison-Scott, 1951 Orcaella fluminalis Anderson, 1871 Orcella brevirostris Anderson, 1871 ... IUCN Red List of Threatened Species Integrated Taxonomic Information System (ITIS). Irrawaddy dolphin - Orcaella brevirostris Irrawaddy dolphins are not known to be particularly acrobatic or showy, but their history of close associations with fishing boats makes them approachable for dolphin watching in some areas of Southeast Asia where they are considered the main focus of marine tourism. Mammal Sci. Waray hini subspecies nga nakalista. pp. I studied the Irrawaddy dolphin, Orcaella brevirostris in Chilika Lagoon, India, as a case study to exemplify this problem and to validate a solution. An Orcaella brevirostris in nahilalakip ha genus nga Orcaella, ngan familia nga Delphinidae. L'orcella australiana (Orcaella heinsohni) è una specie di delfino scoperta di recente e classificata scientificamente solo nel 2005. The Irrawaddy Dolphin (Orcaella brevirostris) is a euryhaline species of Oceanic dolphin found in discontinuous sub-populations near sea coasts and in estuaries and rivers in parts of the Bay of Bengal and Southeast Asia.Genetically the Irrawaddy Dolphin is closely related to the Orca (Killer whale). The Irrawaddy dolphin (Orcaella brevirostris) is a euryhaline species of oceanic dolphin found in discontinuous subpopulations near sea coasts and in estuaries and rivers in parts of the Bay of Bengal and Southeast Asia.It closely resembles the Australian snubfin dolphin (of the same genus, Orcaella) and was not described as a separate species until 2005. Aim: The Irrawaddy dolphin (Orcaella brevirostris) is an endangered cetacean found throughout Southeast Asia. 101-118 in S.H. Orcaella brevirostris (Owen in J. E. Gray, 1866) References . Several populations of this species have been documented in coastal Irrawaddy dolphin Orcaella brevirostris (Gray, 1866). The Irrawaddy dolphin (Orcaella brevirostris), is a euryhaline species of oceanic dolphin. 22(3), 527– 547. Orcaella brevirostris. Established in 1964, the IUCN Red List of Threatened Species has evolved to become the world’s most comprehensive information source on the global conservation status of animal, fungi and plant species. Only differentiated from the closely related Irrawaddy dolphin (Orcaella brevirostris) less than two decades ago (Beasley et al., 2005), the species remains poorly known, and is listed as globally Vulnerable under criteria A and C [level VU A2cd + 3cd + 4cd; C2a(i)] of the International Union for the Conservation of Nature (IUCN)’s Red List of Threatened Species (Parra et al., 2017). Ginklasipika han IUCN an species komo nadudultan. Abstract. (2012) IUCN Red List of Threat ened Species. Binomial name: Orcaella brevirostris, Richard Owen in John Edward Gray, 1866 The Irrawaddy dolphin (Orcaella brevirostris) is a euryhaline species of oceanic dolphin found in discontinuous subpopulations near sea coasts and in estuaries and rivers in parts of the Bay of Bengal and Southeast Asia. The IUCN Red List of Threatened Species 2008: e.T15419A4579987. Irrawaddy dolphins (Orcaella brevirostris) are found throughout much of the tropical and subtropical Indo-Pacific region; along the coasts of India, Bangladesh, Myanmar (Burma), Thailand, Cambodia (Kampuchea), Lao Peoples' Democratic Republic (Laos), Socialist Republic of Vietnam, Malaysia, Singapore, Brunei Darrusalam, and Indonesia. Orcaella brevirostris), and giant catfish (Pangasianodon gigas). 2017), is found only in the Indo-Pacific region. Irrawaddy dolphins in Hsithe – Mandalay segment of the Ayeyawady River and Cooperative Fishing Between Irrawaddy Dolphin, Orcaella brevirostris, and … Orcaella brevirostris. 2005. “ Abundance of Irrawaddy dolphins (Orcaella brevirostris) and Ganges river dolphins (Platanista gangetica gangetica) estimated using concurrent counts from independent teams in waterways of the Sundarbans mangrove forest in Bangladesh,” Mar. . Indian Journal of Geo Marine Sciences Vol. Orcaella brevirostris) occurs in estuarine areas, rivers, and semi-enclosed lagoons (Minton et al., 2017). Taxonomy and evolution. The Irrawaddy dolphin (Orcaella brevirostris) is a euryhaline species of oceanic dolphin found in discontinuous subpopulations near sea coasts and in estuaries and rivers in parts of the Bay of Bengal and Southeast Asia.It closely resembles the Australian snubfin dolphin (of the same genus, Orcaella) and was not described as a separate species until 2005. Pesut ini dinamakan Pesut mahakam karena banyak ditemukan di perairan Sungai Mahakam, tetapi kalangan peneliti barat lebih mengenal hewan ini dengan nama Irrawaddy Dolphin.Berdasarkan data tahun 2018, populasi hewan ini tinggal 80 ekor saja di … Assessment of Mortality of Irrawaddy dolphins in the Mekong River and recommendations for a population recovery plan. With the ability to adapt to a wide range of salinities, this dolphin is found in discontinuous subpopulations near coasts and in estuaries and rivers in areas stretching from the Bay of … Google Scholar Ribeiro S, Viddi F A, Freitas T R O. Download the full account of the Iloilo and Guimaras Straits IMMA using the Fact Sheet button below: Iloilo and Guimaras Straits IMMA - Fact Sheet. The first systematic study ever done on fishing with Irrawaddy dolphins in Myanmar Tun, T. (2004). The subpopulation of the Irrawaddy dolphin (Orcaella brevirostris) living in the Mekong River is considered to be critically endangered, based on the criteria of the International Union for Conservation of Nature (IUCN) (Smith & Beasley, 2004; Reeves et al., 2008).The population size has been estimated to be 80 individuals in 2015 in the Mekong River (Phan et al., 2015; Limsong et al., … Located along the East Asian-Australian flyway, the region is also critical to a The main threat to this species is human encroachment, led by entanglement in fishing gear. Species: Orcaella brevirostris. Mustika, P. L. K. et al. 1522).Feeds on fishes, cephalopods and crustaceans (Ref. Mammal Species of the World – A Taxonomic and Geographic Reference. Geographic Range. Orcaella brevirostris no río Mekong en Camboxa. Irrawaddy dolphins are not known to be particularly acrobatic or showy, but their history of close associations with fishing boats makes them approachable for dolphin watching in some areas of Southeast Asia where they are considered the main focus of marine tourism. 1. 14 (IUCN, 2009). Irrawaddy dolphins, Orcaella brevirostris, in the Kuching Bay, Sarawak, Malaysia have been subjected to pressure from cetacean-fisheries interactions, dolphin watching tourism and coastal development.However, very little information is known about their ecology and factors driving their habitat preferences. Kaliwatan sa lumba-lumba ang Orcaella brevirostris.Una ning gihulagway ni Owen in Gray ni adtong 1866. Wilson, Don E. & Reeder, DeeAnn M. (Editors) 2005. ISBN 0-8018-8221-4.
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