The whiteheaded duck oxyura leucocephala is a small stifftailed duck some 45 cm 18 in long. Oxyura leucocephala wikipedia an piemonteis, lenciclopedia. 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. Hbw alive contains information on descriptive notes, voice, habitat, food and feeding, breeding, movements, status and conservation plus a list of bibliographical references for this species account. Lead poisoning in the globally threatened marbled teal and. The whiteheaded duck is a small stifftailed duck some 45 cm long. Recommended english names, princeton university press, isbn. Just fill out the simple form below and it will be emailed to us for inclusion in the database. The largest populations of whiteheaded ducks are found in russia. Because iwc ideally takes place around 15 january, the coordinated effort of all teams of observers resulted in 86% of the 411 wetlands being surveyed between 5 and 25 january, most of the teams generally covering several wetlands in one field session or even one day. The stifftailed ducks, oxyura, are part of the oxyurini tribe of ducks. This file is licensed under the creative commons attributionshare alike 2. Nomonyx is substantially diverged from oxyura, and the two new world oxyura species, o. Oxyura leucocephala and the sociable lapwing vanellus gregarius nest there.
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. It is known that ruddy duck x whiteheaded duck hybrids are fertile to the second generation in captivity, which poses an. It dives under water and feeds on aquatic vegetation as well as some animal matter. The burdur lake basin in turkeys mediterranean region has been facing severe environmental damage in the form of increased pollution and a decrease in water volume, despite its ramsar status as a major wintering site for the endangered whiteheaded duck oxyura leucocephala. Wetlands surveyed in the 20 transnorth african iwc. The whiteheaded duck oxyura leucocephala has undergone a considerable decline in range and population size this century, with the destruction and degradation of habitat. Whiteheaded duck oxyura leucocephala birdlife species. Evidence from a choice experiment in a humancreated mediterranean wetland.
The first coordinated transnorth african midwinter. Oxyura jamaicensis ruddy duck threatens the globally endangered whiteheaded duck see. 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. Nov 12, 2011 a fossil species from the late pliocene or early pleistocene of jalisco mexico was described as oxyura zapatanima.
Status overview and recommendations for conservation of the. These old treatment plants filled with reclaimed water have become a lure for highly endangered species, with waterfowl such as the whiteheaded duck oxyura leucocephala and the marbled teal marmaronetta angustirostris settling there, as well as other species considered a high conservation priority, such as the ferruginous duck aythya. Pdf the status of the whiteheaded duck oxyura leucocephala. The diets of the whiteheaded duck oxyura leucocephala. Pdf status of the whiteheaded duck oxyura leucocephala. Kus golu meaning bird lake, or, manyas golu is a lake in western turkey, located in the band. Timeactivity budgets and site selection of whiteheaded ducks oxyura leucocephala at burdur lake, turkey in late winter. Hi, archman community archman xfce 202004 code name. If the inline pdf is not rendering correctly, you can download the pdf file here.
Alternatively, you can download the file locally and open with any standalone pdf reader. Status and diurnal activity budget of nonbreeding whiteheaded ducks oxyura leucocephalain algeria. Marbled teal marmaronetta angustirostris and white. Birds of romania on this page i have created a list of bird species found even just once in romania. The ruddy duck oxyura jamaicensis is common in the americas, where it is native.
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. Oxyura leucocephala in maturation lagoons used as tertiary treatments in water treatment plants and. 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. Global warming and direct anthropogenic impacts, such as water extraction, largely affect water budgets in mediterranean wetlands, thereby increasing wetland salinities and isolation, and decreasing water depths and hydroperiods duration of the inundation period. Files are available under licenses specified on their description page.
If you do not see its contents the file may be temporarily unavailable at the journal website or you do not have a pdf plugin installed and enabled in your browser. Oxyura leucocephala, an arctic sea bird in the family anatidae. 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. Founded in 1932, journal of animal ecology publishes original research papers on all aspects of animal ecology. Progress in the whiteheaded duck oxyura leucocephala action. Escatologia del autor jose antonio sayes isbn 9788498400083. Rafting as an antipredator response of wintering white.
The spanish population has recently recovered rapidly after being near to extinction in the 1970s. The male has a white head with black crown, a blue bill, and reddishgrey plumage. See annex ii of the explanatory notes and guidelines for the criteria and guidelines for their application adopted by resolution vii. One in five disadvantaged 15yearolds has repeated a paper engine aaron fisher pdf grade. 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. The wetlands of northern pakistan are the main nonbreeding wintering ground for the south asian population.
Geographical distribution of the whiteheaded duck oxyura leucocephala during the annual cycle. Uvs lake wetland support 1% of the individuals of great cormorant phalacrocorax carbo 5. However, since the early 1990s it has become an increasing threat to crops in europe and is expected to spread to all maize growing areas of the continent. Download fulltext pdf timeactivity budgets and site selection of whiteheaded ducks oxyura leucocephala at burdur lake, turkey in late winter article pdf available in bird study 461.
Swan cygnus bewickii, whiteheaded duck oxyura leucocephala, pygmy cormorant phalacrocorax pygmeus, great blackheaded gull larus ichthyaetus, whitetailed sea eagle haliaeetus albicilla are common species. Clicking on a name will take you on the species page a link will be. The diets of the whiteheaded duck oxyura leucocephala, ruddy duck o. Many species from the large western palearctic element reach their eastern limits in the central alborz and zagros mountains, whilst eastern palearctic taxa extend into northeast iran, as far as khorasan highlands. 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. Genetic studies facilitated management decisions on the invasion of. A population survey of the endangered whiteheaded duck oxyura. A larger middle pleistocene fossil form from the southwestern usa was described as oxyura bessomi. The status of the whiteheaded duck oxyura leucocephala volume 2 issue 3 andy j. Is homoplasy or lineage sorting the source of incongruent. A fossil species from the late pliocene or early pleistocene of jalisco mexico was described as oxyura zapatanima. 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.
Currently considered globally endangered, with a population estimated at no more than c. Cadmium and lead content in liver and kidney tissues of. This is a shallow nutrientrich freshwater lake average depth 3 m fed by groundwater and four streams. Oxyura leucocephala scopoli, 1769 birdlife international. Pdf the whiteheaded duck oxyura leucocephala is the only stifftail oxyurini indigenous to the palearctic. A recent observation of white headed duck oxyura leucocephala at gajaldoba barrage, west bengal, india. Depending on the version of the action plan you wish to upload status report, draft action plan or species action plan click on select files or drag and drop the pdf in the white area.
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 alternatively, you can download the pdf file directly to your computer, from where it. The project will be implemented in barabinskaya lowland, the southeast part of western siberia. Having done that, access the timeline page of your species and click on upload documents. Download acrobat pdf file 3kb supplementary material 3. I took these footages with hasselblad superachromat 250mm lens that is attached to sony. In the eu27 the population size is estimated to be stable. Population structure and loss of genetic diversity in the endangered whiteheaded duck, oxyura leucocephala author. The female has a dark bill and rather duller colouring.
Download this pdf file 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. About 50 species of waterfowl migrate through the issykkul lake in the spring and fall. Abstractcapsulesurveys of the whiteheaded duck oxyura leucocephala at key breeding and staging sites in kazakhstan suggest a positive trend for the. Oxyura leucocephala scopoli, 1769 oxyura leucocephala. Download pdf download all download jpeg 2000 download text. Rare examples are the establishment of whiteheaded duck oxyura leucocephala in maturation lagoons used as tertiary treatments in water treatment plants and powerplants producing fly ash deposits, commonly viewed as biotic wastelands, that paradoxically provide crucial refuges for vanishing biodiversity tropek et al.
Abstract the ruddy duck oxyura jamaicensis, a stifftail native to the. 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. Its breeding habitat is lakes with open water and dense vegetation at the margin. We investigated lead pb poisoning in stifftails oxyura spp. Pdf timeactivity budgets and site selection of white. Sandgrouse volume 361 2014uornithological society of the middle east the caucasus and central asia osme ornithological society of the middle east the caucasus and central asia esme osme was founded in 1978 as the successor to the ornithological society of turkey.
Water reuse and desalination in spain challenges and. Tick the box under each criterion applied to the designation of the ramsar site. Information sheet on ramsar wetlands ris 20062008 version. Analyses of the control region and combined data sets fig. For details of national estimates, see supplementary pdf. Calculations are based on oxyura leucocephala pdf statistical. Invaders can be a force for good, or ill, depending on the particular concern and interest, e. Rafting as an antipredator response of wintering whiteheaded.
Download acrobat pdf file 28kb supplementary material 2. We studied the gut contents of 17 whiteheaded ducks, 25 north. You may do so in any reasonable manner, but not in. Nest site selection by the hazel dormouse muscardinus. Oxyura leucocephala location slimbridge wildfowl and wetlands centre, slimbridge, gloucestershire, england. Download fulltext pdf status of the whiteheaded duck oxyura leucocephala in northeast algeria article pdf available january 2016 with 128 reads. 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. The information you enter here will be stored in the downloaded file to assist you in managing your downloaded pdfs locally. Presentation mode open print download current view.
These wetland features are key elements structuring waterbird communities. Whiteheaded duck oxyura leucocephala is a globally endangered species, and its population have largely decreased in the last century. Known knowns and unknowns in biology biological journal. Download acrobat pdf file 36kb supplementary material 1. Conservation of oxyura leucocephala in barabinskay lowland russia evgeniy murzakhanov. The diets of the whiteheaded duck oxyura leucocephala, ruddy. Measuring conflicts in the management of anthropized ecosystems. W e would greatly appreciate any new data you have to submit to us. Western corn rootworm, diabrotica virgifera virgifera leconte, has been a major economic pest of maize in the americas for many years. The political ecology of a ramsar site conservation failure. Measuring conflicts in the management of anthropized.
Council directive 79409eec on the conservation of wild birds. The political ecology of a ramsar site conservation. International single species action plan for the conservation of the. Pdf conservation of the whiteheaded duck oxyura leucocephala. Progress in the whiteheaded duck oxyura leucocephala. Whiteheaded duck oxyura leucocephala videos, photos and. This duck breeds in spain and north africa, with a larger population in western and central asia. Comparing habitat preferences of a set of waterbird. It resembled a small ruddy duck or, even more, argentine bluebill.
This media file is licensed under the creative commons. Trend in europe the population size is estimated to be decreasing by at least 20% in 12 years two generations. All structured data from the file and property namespaces is available under the creative commons cc0 license. However, the ultimate and net consequences of these.
Waterbird populations surveyed in the 20 transnorth african iwc. Action plan for the whiteheaded duck oxyura leucocephala in. This first coordinated transnorth african waterbird count took place between 1 january and 9 february 20 at 411 sites. Diurnal feeding strategies of the ferruginous duck aythya. 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. Wildscreens arkive project was launched in 2003 and grew to become the worlds biggest encyclopaedia of life on earth. Conservation of oxyura leucocephala in barabinskay lowland.
How will climate change affect endangered mediterranean. Comparing habitat preferences of a set of waterbird species. It regularly supports over 29,000 water birds batchuluun et al. Ruddy duck oxyura jamaicensis timing scope severity impact ongoing minority oxyura leucocephala. Population structure and loss of genetic diversity in the.
The status of the whiteheaded duck oxyura leucocephala bird. Whiteheaded ducks oxyura leucocephala are the only stifftail oxyurinii native to the. Oxyura leucocephala due to the ability of the two species to hybridize freely. 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. Whiteheaded duck oxyura leucocephala check out the full taxonomy and distribution of whiteheaded duck on hbw alive.
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