埃克苏马群岛-世界地理数据大百科辞条

埃克苏马群岛（Exuma Cays）位于北大西洋，是巴哈马群岛的一部分。地理位置为：23&deg23′11″N-24&deg52′38″N，76&deg50′30″W-75&deg17′32″W。埃克苏马群岛由大埃克苏马岛、小埃克苏马岛、大瓜纳岛、巴拉特立岛等1314个岛屿或岛礁组成（最小岛屿或岛礁的面积为32m&sup2）。其中，多数岛屿或岛礁面积比较小。面积在1km&sup2以上的岛屿有43个，面积在10,000m&sup2以上的岛屿有391个。埃克苏马群岛总面积为349.37km&sup2，海岸线长1591.00km。最大的岛屿是大埃克苏马岛，面积为175.70km&sup2。该数据集是在Google Earth遥感卫星影像及相关的地图基础上研发完成。数据集以.kmz 和.shp 格式存储，压缩后数据量为8.22MB。

The Exuma Cays are located in the North Atlantic Ocean and are part of the Bahamian Archipelago. Their geographic coordinates range from 23°23′11″N to 24°52′38″N and 76°50′30″W to 75°17′32″W. The Exuma Cays consist of 1,314 islands and cays, including Great Exuma Island, Little Exuma Island, Great Guana Cay, and Barataria Island, with the smallest island or cay having an area of 32 m². Most of these islands and cays are relatively small in size. Specifically, there are 43 islands with an area of 1 km² or larger, and 391 islands with an area of 10,000 m² or larger. The total area of the Exuma Cays is 349.37 km², and the total coastline length is 1,591.00 km. The largest island is Great Exuma Island, covering an area of 175.70 km². This dataset was developed based on Google Earth remote sensing satellite imagery and related maps. The dataset is stored in .kmz and .shp formats, with a compressed size of 8.22 MB.

搜集汇总

背景与挑战

背景概述

该数据集是埃克苏马群岛的世界地理数据大百科辞条，提供了该群岛的详细地理信息。数据集基于Google Earth影像和参考地图开发，包含1314个岛屿和珊瑚礁的空间数据，总面积为349.37平方公里，海岸线长1591.00公里，并以.kmz和.shp格式存档，压缩后大小为8.22MB。数据覆盖2017年，属于矢量数据类型，适用于地理科学和区域地理研究。