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| Eurasian coot | |
|---|---|
| Name | Eurasian coot |
| Status | LC |
| Status system | IUCN3.1 |
| Genus | Fulica |
| Species | atra |
| Authority | Linnaeus, 1758 |
Eurasian coot The Eurasian coot is a widespread waterbird in the family Rallidae, notable for its black plumage and white frontal shield. It occurs across Europe, Asia, Africa and Australasia and is familiar in urban parks, reservoirs and wetlands. The species is extensively studied in ornithology, conservation biology and behavioral ecology.
The species was described by Carl Linnaeus in 1758 within the 10th edition of Systema Naturae and placed in the genus Fulica, which also includes related taxa studied by John James Audubon and discussed in works by Alexander Wilson and Geoffroy Saint-Hilaire. Taxonomic treatments appear in checklists from the International Ornithologists' Union, the British Ornithologists' Union, and the American Ornithological Society. Subspecific variation was reviewed in monographs by the Royal Society and regional faunas such as those by the British Trust for Ornithology, the Royal Society for the Protection of Birds, the BirdLife International partnership, and the IUCN assessments. Historical names and vernaculars appear in the writings of Gilbert White and in field guides by Roger Tory Peterson and David Attenborough-era publications. Molecular studies referencing the Natural History Museum, London and laboratories at Cambridge University and Oxford University have clarified relationships among rail genera like Rallus, Porzana, and Gallinula.
Adults have a glossy black body, white bill and frontal shield and red eyes, features noted by illustrators such as John Gould and chronicled in identification guides from the Cornell Lab of Ornithology and the Royal Society for the Protection of Birds. Size and morphology are described in regional handbooks from the Handbook of the Birds of the World project led by the Lynx Edicions team and in morphological analyses by researchers at the Smithsonian Institution and the National Audubon Society. Vocalizations are cataloged in archives of the British Library and the Macaulay Library; field marks compared in texts by Alan British Ornithologist-style authors and specialists like Ian Newton and Per Alström. Juvenile plumage, molt patterns, and biometric data appear in studies from the Max Planck Institute for Ornithology and the Zoological Society of London.
The species inhabits freshwater lakes, ponds, marshes and coastal lagoons throughout Europe, Asia, Africa and parts of Australasia and has been recorded in regional atlases published by the European Bird Census Council, the Asian Waterbird Census, and the African-Eurasian Waterbird Agreement (AEWA). Range expansions and population trends are tracked by organizations including BirdLife International, the Royal Society for the Protection of Birds, the Wetlands International network, and national schemes like the British Trust for Ornithology and the USGS non-breeding surveys. Important sites include the Camargue, the Danube Delta, the Caspian Sea wetlands, the Okavango Delta, and urban systems such as London, Paris, and Moscow. Habitat selection is influenced by legislation like the Ramsar Convention and local protected-area frameworks administered by bodies such as the European Commission and national parks authorities.
Social and territorial behaviors have been documented in ethological studies influenced by concepts from Konrad Lorenz and experimental work at institutions like University of Oxford and University of Cambridge. Aggressive interactions, pair-bonding, and cooperative breeding have been compared with behaviors in rails described by E.O. Wilson and in comparative studies hosted by the Royal Society. Migratory patterns link to flyways defined by the African-Eurasian Flyway Partnership and banding recoveries coordinated by the EURING network. Predation and interspecific interactions involve predators recorded in faunal surveys by the Natural History Museum, London and ecological analyses by researchers at the Max Planck Institute and the Smithsonian Tropical Research Institute.
Feeding ecology has been analyzed in trophic studies by the Institute of Zoology, Chinese Academy of Sciences, the Sainsbury Laboratory, and the University of Helsinki. The species feeds on aquatic vegetation, invertebrates and small fish, with dietary studies published in journals such as Journal of Avian Biology, Ibis, and The Auk. Foraging techniques and competition with species like mute swan populations and Mallard flocks are examined in management reports from the Royal Society for the Protection of Birds and urban ecology studies in cities like Amsterdam and Berlin. Stable isotope analyses and gut-content research have been conducted in laboratories at the Smithsonian Institution and University College London.
Nesting biology, clutch size, and parental care are detailed in long-term breeding studies by the British Trust for Ornithology, university projects at University of Oxford and University of Glasgow, and in regional breeding bird surveys compiled by the European Bird Census Council. Nest construction and territorial defense are compared to nesting behaviors described in classic texts by David Lack and contemporary analyses in journals like Bird Study. Fledging success and juvenile dispersal are monitored through ringing schemes run by British Trust for Ornithology, EURING, and national ornithological societies such as the Royal Society for the Protection of Birds and the Austrian Ornithological Society.
Global status assessments are provided by IUCN and BirdLife International; the species is generally listed as Least Concern but faces localized threats documented by the Ramsar Convention, national conservation agencies like Natural England and the Ministry of Environment, Japan, and NGOs including the World Wildlife Fund and the Wetlands International program. Threats include habitat loss from development projects regulated by entities such as the European Commission and pollution incidents investigated by environmental agencies like the Environment Agency (England) and the United States Environmental Protection Agency. Conservation measures occur under frameworks like the Ramsar Convention, the EU Birds Directive, and AEWA; management plans have been produced by conservation groups including the Royal Society for the Protection of Birds, BirdLife International, and local Natura 2000 site managers.
Category:Fulica