Black-fronted tern
WebSep 2, 2024 · The black-fronted tern (Chlidonias albostriatus) is found solely in New Zealand. It is the only tern that nests exclusively inland. They are tiny, measuring 11.4 in … The black-fronted tern (Chlidonias albostriatus), also known as sea martin, ploughboy, inland tern, riverbed tern or tarapiroe, is a small tern generally found in or near bodies of fresh water in New Zealand, where it forages for freshwater fish, arthropods and worms. It has a predominantly grey plumage. … See more German naturalist Johann Reinhold Forster described the black-fronted tern from a specimen collected at Queen Charlotte Sound, Marlborough in 1832, giving it the binomial name Sterna antarctica, however the name had … See more The breeding range is restricted to South Island only. It lives along riverbanks and can forage out to 10 km (6 mi) at sea in the nonbreeding season. Fieldwork on the Wairau River in Marlbrorough showed that the swamp harrier (Circus … See more • A black-fronted tern nest. • Black-fronted tern eggs. See more Measuring 29 cm (12 in) in length, the adult tern has predominantly grey plumage with a black cap typical of many terns. The underparts and rump are white, and there is a thin white … See more Within New Zealand, the black-fronted tern is found from the southern tip of the North Island, and along much of the eastern South Island from Marlborough to Southland, and to See more Numbers of black-fronted terns are decreasing across its range, and the species is classified as endangered. Threats include several species introduced to New Zealand - stoats (Mustela spp.), feral cats, the brown rat (Rattus norvegicus), … See more
Black-fronted tern
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WebJul 1, 2003 · I studied aspects of Black-fronted Tern breeding ecology and survival on the Ohau River, South Island, New Zealand, from 1998 to 2001. Over three breeding seasons, 50.2% of 1022 nests successfully ... WebAustralian Magpies Gymnorhina tibicen have also been recorded to predate Black-fronted Tern nests, but are not thought to be significant predators (Keedwell and Sanders 1999). …
WebBlack-fronted tern conservation group. 713 likes · 2 talking about this. Community WebJul 1, 2003 · Fledging success is widely used as an index of reproductive success in avian studies, but survival of young after fledging is rarely estimated. In this study, I used radio telemetry to measure rates and causes of mortality of 63 Black-fronted Terns (Sterna albostriata) in the immediate post-fledging period on the Ohau River, South Island, New …
WebJul 5, 2024 · The black-fronted tern is commonly seen on braided rivers, estuaries and harbours of the eastern South Island, New Zealand Birds Online said on their website. The species has a small global ... WebBlack-fronted tern conservation. Rivers, lakes, deltas and ploughed fields are the feeding grounds of these terns. They breed mainly on braided rivers. Terns often desert their nests if people disturb them. Terns and gulls …
Webspecialist, the Black-fronted Tern Chlidonias albostriatus – in contrast to forest specialists – expanded during the last glacial period. The population has decreased subse-quently despite the availability of extensive open habitat after human arrival to New Zealand. We conclude that population changes for open habitat specialists such as
Webmodel the Black-fronted Tern population and c wetermlne approprlate management strategles,. . . it iS necessary to improve estimates of post-fledging survival and assess causes of mortality. Moreover, if Black-fronted Tern chick growth prior to fledging is correlated with post-fledging survival, as has been recorded in other seabirds glycolysis control pointsWebJul 11, 2024 · However, a unique guild of birds, including the endemic Black-fronted Tern (Māori: Tarapirohe) Chlidonias albostriatus, are open habitat specialists (Schlesselmann et al. 2024, Hamblin et al. 2024). They breed on bare gravel areas in rivers and even establish breeding colonies at high altitude (c. 1720 m asl; Child 1986). bollin close kearsleyWebThe black-fronted tern (Chlidonias albostriatus) also known as sea martin, ploughboy, inland tern, riverbed tern or tarapiroe, is a small tern generally found in or near bodies of … glycolysis crash course