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| Azure kingfisher | |
|---|---|
| Name | Azure kingfisher |
| Genus | Ceyx |
| Species | azureus |
| Authority | (Gould, 1842) |
Azure kingfisher is a small, brightly colored bird species found in Australasia, noted for its vivid blue plumage and rapid fishing dives. It occupies riparian and coastal habitats across parts of Australia, New Guinea, and nearby islands, and is a subject of study in ornithology by institutions such as the Australian Museum and universities including the University of Sydney. Observations of its behavior have been recorded by organizations like the Royal Australasian Ornithologists Union and featured in field guides by authors associated with the National Library of Australia.
The species was described by John Gould in 1842 and placed in the genus Ceyx, within the family Alcedinidae. Taxonomic treatments reference comparative work from museums such as the Natural History Museum, London and the American Museum of Natural History, and molecular studies have been compared with results published by researchers at the Smithsonian Institution and the University of New South Wales. Common names recorded in regional checklists include forms used by the Royal Australasian Ornithologists Union and in field guides by authors affiliated with the Australian National University.
Adults are diminutive with iridescent blue upperparts and rufous underparts; plumage descriptions are consistent with specimens held by the South Australian Museum and illustrations by artists such as John Gould's illustrators. Measurements align with entries in the Handbook of the Birds of the World and field measurements recorded by researchers at the CSIRO. Morphological comparisons reference traits similar to other members of Alcedinidae in collections at the Natural History Museum, London and the American Museum of Natural History.
The species occurs across eastern and northern Australia, parts of New Guinea, and some nearby islands, with range maps produced by organizations like BirdLife International and national surveys by the Australian Government's environment departments. Habitat associations include forested waterways, mangroves, and estuaries documented in habitat assessments by the Queensland Government and conservation reports from the New South Wales National Parks and Wildlife Service. Locality records are cataloged in databases maintained by institutions such as the Atlas of Living Australia and the Museum Victoria.
Field studies describe perching, sallying, and territorial behaviors observed along rivers monitored by researchers at the University of Melbourne and birdwatchers associated with the BirdLife Australia network. Seasonal movements have been compared with data sets from the Bureau of Meteorology and satellite-tagging efforts run by research teams linked to the University of Tasmania. Interactions with predators and competitors reference accounts involving species recorded in faunal surveys by the Australian Wildlife Conservancy and ecology studies published by scientists at the CSIRO.
The bird feeds primarily on fish and aquatic invertebrates, a diet characterized in studies following methods from laboratories at the University of Queensland and the James Cook University. Foraging strategies such as plunge-diving and bill-probing are documented in field notes archived by the Australian Museum and reproduced in guides by authors affiliated with the Royal Australasian Ornithologists Union. Prey species reported in regional faunal lists include small fish and crustaceans cataloged by the Museum and Art Gallery of the Northern Territory.
Breeding behavior includes nest excavation in riverbanks and cavity nesting, observations recorded by citizen scientists with the BirdLife Australia atlas and researchers at the University of Sydney. Clutch sizes and breeding season timing are summarized in field guides published by the Australian National University Press and monitoring programs run by state agencies such as the Parks Victoria. Juvenile development and fledging durations have been described in reports by conservation groups like the New South Wales National Parks and Wildlife Service.
Conservation assessments reference listings by BirdLife International and national assessments by the Australian Government Department of Agriculture, Water and the Environment. Threats include habitat alteration from agriculture and development noted in environmental impact reports by state planning agencies such as the Queensland Government and New South Wales Government. Conservation actions and monitoring are undertaken by organizations including the Australian Wildlife Conservancy, BirdLife Australia, and local landcare groups coordinated with funding from agencies like the Australian Government.
Category:Alcedinidae Category:Birds of Australia Category:Birds of New Guinea