Arao-higata
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Arao-higata
Arao Higata (荒尾干潟) is a Ramsar Convention designated tidal flat in Arao, Kumamoto. Summary The eastern shore of the Ariake Sea contains mudflats of maximum width 3.2 km, length of 9.1 km and area of around 1656ha, making up 40% of the total tidal flat area of Japan. The Arao Higata, which makes up part of this tidal flat, has no major river flowing into it, but is made up of sand deposited by tidal currents which has piled up to create a shoal. The area is relatively less muddy, and has more sand and shells, than other tidal flat areas on the Ariake Sea. As a result, unlike many other mudflats, it can be walked on normally. The area is inhabited by many types of polychaete, mollusca, and small crustaceans. The flat is also a stopping point and wintering spot for migratory birds such as sandpipers and plovers, as well as the black-faced spoonbill. The higata has also long been used for varied aquaculture including seaweed cultivation and manila clam farming. Th ...
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Arao
file:Arao city hall.JPG, 290px, Arao City Hall file:Miike Coal Mine Manda Pit.jpg, 290px, of the Miike coal mine is a Cities of Japan, city in Kumamoto Prefecture, Japan. , the city had an estimated population of 49,334 in 24,092 households, and a population density of 860 persons per km2. The total area of the city is . Geography Arao is located in northwest Kumamoto Prefecture, about 40 kilometers northwest of Kumamoto City. It is bordered by Fukuoka Prefecture to the north and the Ariake Sea to the west. Neighboring municipalities Fukuoka Prefecture * Ōmuta, Fukuoka, Ōmuta Kumamoto Prefecture * Nagasu, Kumamoto, Nagasu * Nankan, Kumamoto, Nankan * Tamana, Kumamoto, Tamana Climate Arao has a humid subtropical climate (Köppen ''Cfa'') characterized by warm summers and cool winters with light to no snowfall. The average annual temperature in Arao is 16.4 °C. The average annual rainfall is 1932 mm with September as the wettest month. The temperatures are highe ...
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Arao, Kumamoto
290px, Arao City Hall 290px, of the Miike coal mine is a city in Kumamoto Prefecture, Japan. , the city had an estimated population of 49,334 in 24,092 households, and a population density of 860 persons per km2. The total area of the city is . Geography Arao is located in northwest Kumamoto Prefecture, about 40 kilometers northwest of Kumamoto City. It is bordered by Fukuoka Prefecture to the north and the Ariake Sea to the west. Neighboring municipalities Fukuoka Prefecture * Ōmuta Kumamoto Prefecture * Nagasu * Nankan * Tamana Climate Arao has a humid subtropical climate (Köppen ''Cfa'') characterized by warm summers and cool winters with light to no snowfall. The average annual temperature in Arao is 16.4 °C. The average annual rainfall is 1932 mm with September as the wettest month. The temperatures are highest on average in August, at around 26.9 °C, and lowest in January, at around 6.3 °C. Demographics Per Japanese census data, the p ...
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Manila Clam
''Lajonkairia lajonkairii'' is an edible species of saltwater clam in the family Veneridae, the Venus clams.MolluscaBase eds. (2022). MolluscaBase. Lajonkairia lajonkairii (Payraudeau, 1826). Accessed through: World Register of Marine Species at: https://marinespecies.org/aphia.php?p=taxdetails&id=140727 on 2023-05-30 Description The shell of ''Lajonkairia lajonkairii'' is elongated, oval, and sculptured with radiating ribs.Morris, R.H., Abbott, D.P., & Haderlie, E.C. (1980). ''Intertidal Invertebrates of California''. Stanford, CA: Stanford University Press. It is generally 40 to 57 millimeters wide, with a maximum width of 79 millimeters.Fofonoff P. W., et al''Lajonkairia lajonkairii''.National Exotic Marine and Estuarine Species Information System (NEMESIS). Accessed 22 May 2017. The shell is variable in color and patterning, being cream-colored to gray with concentric lines or patches. Individuals living in anoxic conditions may be black. The inside surface of the shell is ...
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Common Shelduck
The common shelduck (''Tadorna tadorna'') is a waterfowl species of the shelduck genus, ''shelduck, Tadorna''. It is widespread and common in the Euro-Siberian region of the Palearctic realm, Palearctic, mainly breeding in temperate and wintering in subtropical regions; in winter, it can also be found in the Maghreb. Fossil bones from Dorkovo (Bulgaria) described as ''Balcanas pliocaenica'' may actually belong to this species. More likely, they are an extinct species of ''Tadorna'' (if not a distinct genus) due to their Early Pliocene age; the present species is not unequivocally attested from the fossil record until some 2–3 million years later (Late Pliocene/Early Pleistocene). Taxonomy The common shelduck was Species description, formally named by the Swedish naturalist Carl Linnaeus in 1758 in the 10th edition of Systema Naturae, tenth edition of his ''Systema Naturae'' under the binomial nomenclature, binomial name ''Anas tadorna''. Linnaeus largely based his description o ...
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Vulnerable Species
A vulnerable species is a species which has been Conservation status, categorized by the International Union for Conservation of Nature as being threatened species, threatened with extinction unless the circumstances that are threatened species, threatening its survival and reproduction improve. Vulnerability is mainly caused by habitat loss or destruction of the species' home. Vulnerable habitat or species are monitored and can become increasingly threatened. Some species listed as "vulnerable" may be common in captivity (animal), captivity, an example being the military macaw. In 2012 there were 5,196 animals and 6,789 plants classified as vulnerable, compared with 2,815 and 3,222, respectively, in 1998. Practices such as cryoconservation of animal genetic resources have been enforced in efforts to conserve vulnerable breeds of livestock specifically. Criteria The International Union for Conservation of Nature uses several criteria to enter species in this category. A taxon ...
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Endangered Species
An endangered species is a species that is very likely to become extinct in the near future, either worldwide or in a particular political jurisdiction. Endangered species may be at risk due to factors such as habitat loss, poaching, invasive species, and climate change. The International Union for Conservation of Nature (IUCN) Red List lists the global conservation status of many species, and various other agencies assess the status of species within particular areas. Many nations have laws that protect conservation-reliant species which, for example, forbid hunting, restrict land development, or create protected areas. Some endangered species are the target of extensive conservation efforts such as captive breeding and habitat restoration. Human activity is a significant cause in causing some species to become endangered. Conservation status The conservation status of a species indicates the likelihood that it will become extinct. Multiple factors are ...
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IUCN Red List
The International Union for Conservation of Nature (IUCN) Red List of Threatened Species, also known as the IUCN Red List or Red Data Book, founded in 1964, is an inventory of the global conservation status and extinction risk of biological species. A series of Regional Red Lists, which assess the risk of extinction to species within a political management unit, are also produced by countries and organizations. The goals of the Red List are to provide scientifically based information on the status of species and subspecies at a global level, to draw attention to the magnitude and importance of threatened biodiversity, to influence national and international policy and decision-making, and to provide information to guide actions to conserve biological diversity. Major species assessors include BirdLife International, the Institute of Zoology (the research division of the Zoological Society of London), the World Conservation Monitoring Centre, and many Specialist Groups w ...
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Bar-tailed Godwit
The bar-tailed godwit (''Limosa lapponica'') is a large and strongly migratory wader in the family Scolopacidae, which feeds on bristle-worms and shellfish on coastal mudflats and estuaries. It has distinctive red breeding plumage, long legs, and a long upturned bill. Bar-tailed godwits breed on Arctic coasts and tundra from Scandinavia to Alaska, and overwinter on coasts in temperate and tropical regions of Australia and New Zealand. The migration of the subspecies ''Limosa lapponica baueri'' across the Pacific Ocean from Alaska to New Zealand is the longest known non-stop flight of any bird, and also the longest journey without pausing to feed by any animal. The round-trip migration for this subspecies is over . Taxonomy The bar-tailed godwit was formally described by the Swedish naturalist Carl Linnaeus in 1758 in the tenth edition of his ''Systema Naturae'' under the binomial name ''Scolopax limosa''. It is now placed with three other godwits in the genus '' Limosa'' th ...
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Dunlin
The dunlin (''Calidris alpina'') is a small wader in the genus '' Calidris''. The English name is a dialect form of "dunling", first recorded in 1531–1532. It derives from ''dun'', "dull brown", with the suffix ''-ling'', meaning a person or thing with the given quality. It is a circumpolar breeder in Arctic or subarctic regions. Birds that breed in western Europe are short-distance migrants largely staying on western and southern European and northwest African coasts; those breeding in far northern Europe and Asia are long-distance migrants, wintering south to Africa, southeast and west Asia. Birds that breed in Alaska and the Canadian Arctic migrate short distances to the Pacific and Atlantic coasts of North America, although those nesting in northern Alaska overwinter in Asia. Taxonomy The dunlin was formally described by the Swedish naturalist Carl Linnaeus in 1758 in the tenth edition of his ''Systema Naturae'' under the binomial name ''Tringa alpina''. Linnaeus spec ...
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Siberian Sand Plover
The Siberian sand plover (''Anarhynchus mongolus'') is a small wader in the plover family of birds. The International Ornithologists' Union split the Tibetan sand plover from the lesser sand plover and changed its vernacular name to Siberian sand plover. The specific ''mongolus'' is Latin and refers to Mongolia, which at the time of naming referred to a larger area than the present country. Taxonomy The Siberian sand plover and the Tibetan sand plover were previously considered to belong to the same species known as the "lesser sand plover", consisting of five races within the species complex. However, a study published in 2022 suggested that the "''mongolus''" group (currently identified as the Siberian sand plover) within the lesser sand plover is actually the sister group of the greater sand plover. Additionally, the "''atrifrons''" group (representing the Tibetan sand plover) is the sister group of the monophyletic group formed by the "''mongolus''" group and the greater san ...
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Terek Sandpiper
The Terek sandpiper (''Xenus cinereus'') is a small migratory Palearctic wader 245px, A flock of Red_knot.html" ;"title="Dunlins and Red knot">Dunlins and Red knots Waders or shorebirds are birds of the order Charadriiformes commonly found wikt:wade#Etymology 1, wading along shorelines and mudflats in order to foraging, ... species and is the Monotypic taxon, only member of the genus ''Xenus''. It is named after the Terek River which flows into the west of the Caspian Sea, as it was first observed around this area. Taxonomy The Terek sandpiper was species description, formally described and illustrated in 1775 by the German naturalist Johann Anton Güldenstädt under the binomial name ''Scolopax cinerea''. He reported that he had seen pairs breeding at the mouth of the Terek (river), Terek River where it flows into the Caspian Sea. It is now the only species placed in the genus ''Xenus'' that was introduced in 1829 by the German naturalist Johann Jakob Kaup. The genus name ...
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Red-necked Stint
The red-necked stint (''Calidris ruficollis'') is a small migratory wader. The genus name is from Ancient Greek ''kalidris'' or ''skalidris'', a term used by Aristotle for some grey-coloured waterside birds. The specific ''ruficollis'' is from Latin ''rufus'', "red" and ''collum'', "neck". Description These birds are among the smallest of waders, very similar to the little stint, ''Calidris minuta'', with which they were once considered conspecific. The red-necked stint's small size, fine dark bill, dark legs and quicker movements distinguish this species from all waders except the other dark-legged stints. It measures in length, in wingspan and in body mass. It can be distinguished from the western sandpiper and the semipalmated sandpiper in all plumages by its combination of a fine bill tip, unwebbed toes, and longer primary projection. The breeding adult has an unstreaked orange breast, bordered with dark markings below, and a white V on its back. In winter plumage identif ...
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