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Rongel Reef ((ブルガリア語:Rif Rongel) 'rif ron-'zhel), is a moraine reef in the Emona Anchorage in the eastern parts of Livingston Island in the South Shetland Islands, Antarctica. The reef emerged during a glacier retreat in the late 20th and early 21st centuries. The reef extends over in northeast-southwest direction and is partly exposed at low tide and submerged at high tide but for the islet rising to near at its northeast extremity. Its midpoint is located north-northwest of Hespérides Point, west of Aleko Point, and northeast by east of Ereby Point. The northeast extremity of Rongel Reef is located south-southwest of Rongel Point. A wide nameless cove is indenting for the coast behind Rongel Reef, the northeast side of its entrance formed by Rongel Point. The southwest extremity of Rongel Reef is located southeast of the nameless point located northwest by north of Hespérides Point and northeast by east of Ereby Point. The feature is named after the Brazilian Navy ship ''Ary Rongel'', in recognition of her logistic support for the Bulgarian Antarctic programme. ==Location== The reef is centered at (Bulgarian mapping from a topographic survey of the region made from 8 December 1995 to 8 February 1996). 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「Rongel Reef」の詳細全文を読む スポンサード リンク
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