LIU Chuang1YANG Aqiang2HU Wenyan1LIU Ronggao1SHI Ruixiang1
1Institute of Geographical Sciences and Natural Resources Research，Chinese Academy of Sciences，Beijing100101，China2Institute of Remote Sensing and Digital Earth，Chinese Academy of Sciences，Beijing100101，China
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Aleutian Islands,Unimak Island,USA,Russia,data encyclopedia
The Aleutian Islands extends longitude about 22 degrees from 165°45′10″E to 162°21′10″W and latitude from 51°12′35″N to 55°22′14″N, it is a chain volcanic islands belonging to both the United States and Russia. The islands are formed in the northern part of the Pacific Ring of Fire. They form part of the Aleutian Arc in the Northern Pacific Ocean, extending about 1900 km westward from the Alaska Peninsula toward the Kamchatka Peninsula in Russia, and mark a dividing line between the Bering Sea to the north and the Pacific Ocean to the south. The islands comprise 6 groups of islands (east to west): the Fox Islands, Islands of Four Mountains, Andreanof Islands, Rat Islands, Near Islands and Komandor Islands. The first 5 islands belong to the United States, and the extreme western end, the small, geologically related Komandor Islands belong to Russia. The Aleutian Islands occupy a total area of 17653.73 km2 and the total coastline is 8605.12 km. There are total 2030 islands, including 49 islands with area great than 10km2 and 24 island with area great than 100km2.The largest islands in the Aleutians are Attu (the furthest from the mainland), and Unalaska, Umnak, and Unimak in the Fox Islands. The largest of those is Unimak Island, with an area of 4077.93 km2, followed by Unalaska Island with an area of 2724.71 km2 and the longest coastline 1063.46 km. The dataset was developed based on integration among the Google Earth images and related maps and records. The dataset is archived in the .shp and .kmz formats with the compressed data size of 27.5 MB.
Chinese Academy of Sciences(Y22Q0203TD)
LIU Chuang,YANG Aqiang,HU Wenyan,LIU Ronggao,SHI Ruixiang.2016.Aleutian Islands ( AleutianIslands ) ,Global Change Research Data Publishing & Repository,DOI:10.3974/geodb.2016.08.12.V1