Recommended english names, princeton university press, isbn. Trend in europe the population size is estimated to be decreasing by at least 20% in 12 years two generations. Contact persons evgeniy murzakhanov, andrey bazdyrev tomsk 2009. Status overview and recommendations for conservation of the whiteheaded duck oxyura leucocephala in central asia david li zuo wei and taej mundkur wetlands international global series 15 february 2003 a project funded by the convention on conservation of migratory species of wild animals. The whiteheaded duck oxyura leucocephala has undergone a considerable decline in range and population size this century, with the destruction and degradation of habitat and hunting being the causes. Conservation of oxyura leucocephala in barabinskay lowland russia evgeniy murzakhanov. It was imported into wildfowl collections in the uk in the 1940s and subsequently escaped to form a feral population from which birds are now spreading as far as spain, where they threaten the globally endangered whiteheaded duck oxyura leucocephala with extinction through introgressive hybridisation and competition. Rafting as an antipredator response of wintering whiteheaded. Leucaena leucocephala can replace alfalfa scapinello et al. The use of reintroduction in the conservation of the whiteheaded duk oxyura leuocephala bsc dissertation thesis pdf available march 2014 with 549 reads how we measure reads. The largest populations of whiteheaded ducks are found in russia. Species action plan for the conservation of the whiteheaded duck oxyura leucocephala. Whiteheaded duck oxyura leucocephala videos, photos and.
Thousands of new, highquality pictures added every day. Leucaena leaf meal may be included at 25% when supplementing a diet based on cassava peels and gliricidia sepium and at 3040% when rabbits are fed with arachis pintoi. Genetic studies facilitated management decisions on the invasion of. Pdf the status of the whiteheaded duck oxyura leucocephala. Population structure and loss of genetic diversity in the endangered whiteheaded duck, oxyura leucocephala author. All structured data from the file and property namespaces is available under the creative commons cc0 license. The male has a white head with black crown, a blue bill, and reddishgrey plumage.
It is known that ruddy duck x whiteheaded duck hybrids are fertile to the second generation in captivity, which poses an. Oxyura leucocephala at lake tonga, northeast algeria. Oxyura diet in the palearctic region, and look for variation in diet with sex, age, season or geographical region. Pdf conservation of the whiteheaded duck oxyura leucocephala. Oxyura leucocephala scopoli, 1769 espesye sa langgam nga una nga gihulagway ni giovanni antonio scopoli ni adtong 1769 ang oxyura leucocephala. Three species of oxyura are also under threat in other parts of the world. Progress in the whiteheaded duck oxyura leucocephala. Male white headed duck oxyura leucocephala stock photo. Progress in the whiteheaded duck oxyura leucocephala action. The status of the whiteheaded duck oxyura leucocephala bird. Adopted by the nadeg meeting on the 2223 may 2018 for member states of the european union. Status overview and recommendations for conservation of. Status overview and recommendations for conservation of the whiteheaded duck in central asia 35 the species breeds in small numbers in wetlands of the great lakes basin. Whiteheaded ducks oxyura leucocephala are the only stifftail oxyurinii native to the.
Ruddy duck oxyura jamaicensis timing scope severity impact ongoing minority oxyura leucocephala. International single species action plan for the conservation of the. Oxyura leucocephala scopoli, 1769 oxyura leucocephala. Status overview and recommendations for conservation of the whiteheaded duck oxyura leucocephala in central asia. The spanish population has recently recovered rapidly after being near to extinction in the 1970s. Pagka karon wala pay siak nga nalista ubos niini niya. Oxyura leucocephala wikipedia an piemonteis, lenciclopedia. Whiteheaded duck oxyura leucocephala birdlife species. Find male white headed duck oxyura leucocephala stock images in hd and millions of other royaltyfree stock photos, illustrations and vectors in the shutterstock collection. This autumn, between and 16 september 2016, more than 20,000 birds in three huge flocks were estimated to be present at three different wetlands in.
The stifftailed ducks, oxyura, are part of the oxyurini tribe of ducks. An oxyura leucocephala in uska species han aves nga syahan ginhulagway ni giovanni antonio scopoli hadton 1769. The current world wintering population is estimated at 19,000 birds, with the likelihood that additional birds occur in unsurveyed wetlands in asia. Male in full plumage has white head and a bright blue, almost grotesquely swollen bill, which is smaller and greyer in summer. You may do so in any reasonable manner, but not in.
Oxyura jamaicensis ruddy duck is native to north america. It is listed both in the iucn red list and on appendix 1 of the cms iucn 2000. Pdf the use of reintroduction in the conservation of the. However, it is not a legal authority for statutory or regulatory purposes. It shows the basis on which examiners were initially instructed to award marks. We studied the gut contents of 17 whiteheaded ducks, 25 north american ruddy ducks and 26 hybrids between the two species collected. It resembled a small ruddy duck or, even more, an argentine bluebill. The aim of the project is to contribute to the development of the local work in studying and conservation of oxyura leucocephala in barabinskaya lowland. Whiteheaded duck oxyura leucocephala check out the full taxonomy and distribution of whiteheaded duck on hbw alive.
This duck breeds in spain and north africa, with a larger population in western and central asia. Pdf the whiteheaded duck oxyura leucocephala is the only stifftail oxyurini indigenous to the palearctic. Threatened species pelecanus crispus, oxyura leucocephala, anser cygnoides, haliaeetus leucoryphus, aquila clanga, aquila heliaca, falco naumanni, otis tarda, larus relictus biomes as04. The whiteheaded duck oxyura leucocephala is listed as endangered on the iucn red list of threatened animals.
They are extremely aquatic and do best on large ponds of variable depth, with clean, deep water and plenty of natural food available in the form of marginal aquatic plants, while a muddy pond bottom will provide food items such as tubifex worms. The whiteheaded duck oxyura leucocephala has undergone a considerable decline in range and population size this century, with the destruction and degradation of habitat. I took these footages with hasselblad superachromat 250mm lens that is attached to sony. The ruddy duck oxyura jamaicensis is a native of the americas, where it has a stable population of around 500,000 birds wetlands international 2006, but is an introduced species in europe.
Conservation of oxyura leucocephala in barabinskay lowland. Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. Currently considered globally endangered, with a population estimated at no more than c. Wetlands international global series 15, kuala lumpur, malaysia. This file is licensed under the creative commons attributionshare alike 2.
For details of national estimates, see supplementary pdf. The status of the whiteheaded duck oxyura leucocephala volume 2 issue 3 andy j. The project will be implemented in barabinskaya lowland, the southeast part of western siberia. With the help of over 7,000 of the worlds best wildlife filmmakers and photographers, conservationists and scientists, featured multimedia factfiles for more than 16,000 endangered species.
The genus name is derived from ancient greek oxus, sharp, and oura, tail all have, as their name implies, long, stiff tail feathers, which are erected when the bird is resting. The pdf file you selected should load here if your web browser has a pdf reader plugin installed for example, a recent version of adobe acrobat reader if you would like more information about how to print, save, and work with pdfs, highwire press provides a helpful frequently asked questions about pdfs. Final draft international single species action plan. In the eu27 the population size is estimated to be stable. Risk analysis report of nonnative organisms in belgium from the royal belgian institute of natural sciences for the federal public service health, food chain safety and environment. Whiteheaded duck oxyura leucocephala zulfiqar ali and muhammad akhtar numbers of whiteheaded ducks in pakistan have declined substantially since the late 1980s. The diets of the whiteheaded duck oxyura leucocephala, ruddy. Whiteheaded ducks oxyura leucocephala are the only stifftail oxyurinii native to the palearctic. Bird surveys at wetlands in punjab, pakistan, with special. A fossil species from the late pliocene or early pleistocene of jalisco was described as oxyura zapatanima. Whiteheaded ducks can also be found in parts of the oriental region and the ethiopian region. Its breeding habitat is lakes with open water and dense vegetation at the margin.
Ginklasipika han iucn an species komo nangangaratan. Leucaena leucocephala is more palatable than arachis pintoi nieves et al. Oxyura leucocephala location slimbridge wildfowl and wetlands centre, slimbridge, gloucestershire, england. The whiteheaded duck oxyura leucocephala is the only stifftail oxyurini indigenous to the palearctic.
Ang oxyura leucocephala sakop sa kahenera nga oxyura sa kabanay nga itik. Darwin initiative, mitsubishi corporation fund for europe and africa, hsbc, fota wildlife park, bbc wildlife fund, synchronicity earth, mo hamed bin zayed species conservation fund, us. Final report of project conservation of whiteheaded duck. The whiteheaded duck breeds principally in small, shallow, brackish wetlands with abundant submerged vegetation and extensive reedbeds. Abstract the ruddy duck oxyura jamaicensis, a stifftail native to the. Land area 1,565,008 km2 human population 2,740,000. The global population, which was probably over 100 000 in the early twentieth century, has decreased to 8 000 000 individuals in 2002. The female has a dark bill and rather duller colouring. The pdf file you selected should load here if your web browser has a pdf reader plugin installed for example, a recent version of adobe acrobat reader. Review of the implementation of the species action plan for the whiteheaded duck oxyura leucocephala report of action a3 under the project life eurosap life14 preuk002. Among them two the little known woolly flying squirrel, eupetaurus cinereus, found in the northern mountains of gilgit and chitral, and the indus. Oxyura jamaicensis ruddy duck threatens the globally endangered whiteheaded duck see oxyura leucocephala in iucn red list of threatened species with extinction through introgressive hybridisation and competition. Review of the implementation of the species action plan.
Action plan for the whiteheaded duck oxyura leucocephala in. Oxyura leucocephala scopoli, 1769 birdlife international. Status overview and recommendations for conservation of the. Files are available under licenses specified on their description page. Oxyura jamaicensis ruddy duck is a small diving duck with a long tail, often. Conservation priority species progress of the uk ruddy. The status of the whiteheaded duck oxyura leucocephala. Conservation of whiteheaded duck oxyura leucocephala.
We surveyed 16 localities from which the species was known historically, and recorded 33 birds at four sites in januaryfebruary 2003. Eurasian steppe and desert congregatory waterbirds podiceps cristatus, pelecanus. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. This media file is licensed under the creative commons. Wildscreens arkive project was launched in 2003 and grew to become the worlds biggest encyclopaedia of life on earth. Oxyura species oxyura leucocephala name synonyms anas leucocephala scopoli, 1769 homonyms oxyura leucocephala scopoli, 1769 common names ahate buruzuria in basque gobbo rugginoso in italian gobbo rugginoso in italian hvidhovedet skarveand in danish. This file contains additional information such as exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. Final report of project conservation of whiteheaded duck oxyura leucocephala in barabinskay lowland russia. The whiteheaded duck oxyura leucocephala is a small stifftailed duck some 45 cm 18 in long. Population structure and loss of genetic diversity in the. While every effort has been made to provide the most reliable and uptodate information available, ultimate legal requirements with respect to species are contained in. Presentation mode open print download current view. The whiteheaded duck oxyura leucocephala a globally endangered a1a, c, d, e duck, is only stifftail oxyurini native to europe, asia and north africa.
1171 1086 1303 1257 449 83 726 232 604 701 1441 797 1016 1349 623 200 1185 1305 1044 482 1320 359 476 92 816 339 872 1143 411 1361 767 182 853 64 1127 1346 1255 1450 847 772 1453