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Hakalau Forest National Wildlife Refuge is a protected area on the Big Island of Hawaii. It is one of two units, along with the Kona Forest National Wildlife Refuge that is managed as part of the Big Island National Wildlife Refuge Complex. Access to the Kona Forest is restricted since it contains several endangered species. ==Description== Hakalau Forest NWR contains some of the finest remaining stands of native montane wet forest in Hawaii. The slopes below feet receive very high rainfall - annually. Bogs, fern patches, and scrubby forest dominate this area, which is dissected by numerous deep gulches. Rainfall decreases to about at elevations above , where majestic koa (''Acacia koa'') and red-blossomed ōhia lehua (''Metrosideros polymorpha'') trees form a closed-canopy forest. Further upslope, above , rainfall decreases to or less and native forest merges into abandoned pastureland where alien grasses and weeds, introduced as forage for cattle, are the dominant vegetation. Since 1989, over 400,000 koa, ōhia, and other native plants have been planted in this area as part of the refuge's reforestation program.〔(【引用サイトリンク】title=Hakalau Forest National Wildlife Refuge )〕 The Pua Akala Cabin, located within the refuge, was nominated to the National Register of Historic Places in August 2008. In 1985, on the eastern slope of Mauna Kea were established as the Hakalau Forest Unit. In 1997, the Fish and Wildlife Service purchased an additional of land to create the Kona Forest Unit of Hakalau Forest NWR. The Kona Forest Unit includes lands within the Hookena and Kalahiki land divisions on the western slopes of Mauna Loa, at elevations of . One of the primary purposes for the creation of this unit was to protect the habitat of the alalā (''Corvus hawaiiensis''), which is now extinct in the wild.〔 The Kona Forest Unit is located about south of Kailua-Kona, coordinates .〔 The Kona Forest district is somewhat drier than the Hakalau Unit.〔(【引用サイトリンク】url=http://www.wildernet.com/pages/area.cfm?areaid=NWHAKA )〕 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Hakalau Forest National Wildlife Refuge」の詳細全文を読む スポンサード リンク
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