5-590: The Arnhem Plateau is an Australian bioregion located in the Northern Territory of Australia, comprising an area of 2,306,023 hectares (5,698,310 acres) of the raised and heavily dissected sandstone plateau that characterises central Arnhem Land in the Top End of the Northern Territory. The boundary of the 22,000-square-kilometre (8,500 sq mi) Important Bird Area (IBA)
10-476: Is a stub . You can help Misplaced Pages by expanding it . Interim Biogeographic Regionalisation for Australia The Interim Biogeographic Regionalisation for Australia ( IBRA ) is a biogeographic regionalisation of Australia developed by the Australian government's Department of Sustainability, Environment, Water, Population, and Communities . It was developed for use as a planning tool, for example for
15-1059: Is in Nitmiluk National Park , with much of the remainder due to be incorporated in the Wardekken Indigenous Protected Area . Identified as an important bird area by BirdLife International , the plateau supports the entire population of white-throated grasswrens, and most of the populations of white-lined honeyeaters , chestnut-quilled rock-pigeons and the local subspecies of black-banded fruit doves and helmeted friarbirds . It also supports populations of bush stone-curlews , varied lorikeets , northern rosellas , rainbow pittas , white-gaped , yellow-tinted , bar-breasted and banded honeyeaters , silver-crowned friarbirds , masked and long-tailed finches , and sandstone shrike-thrushes . 13°11′28″S 133°10′50″E / 13.19111°S 133.18056°E / -13.19111; 133.18056 This Northern Territory geography article
20-536: Is largely defined by the extent of vegetation suitable for white-throated grasswrens . The most important habitat for grasswrens is bare rock and spinifex grassland. Other vegetation includes open monsoonal savanna woodland and patches of rainforest , especially that dominated by the endemic tree Allosyncarpia ternata . About a quarter of the IBA is within Kakadu National Park ; a southern outlier
25-539: The establishment of a national reserve system . The first version of IBRA was developed in 1993–94 and published in 1995. Within the broadest scale, Australia is a major part of the Australasia biogeographic realm, as developed by the World Wide Fund for Nature . Based on this system, the world is also split into 14 terrestrial habitats , of which eight are shared by Australia. The Australian land mass
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