Benthic Habitats of Puerto Rico and the U.S. Virgin Islands;Photomosaic of Puerto Rico (Isla de Culebra), 1999
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Habitat maps of Puerto Rico and the U.S. Virgin Islands were created by visual interpretation of aerial photographs using the Habitat Digitizer Extension. Aerial photographs are valuable tools for natural resource managers and researchers since they provide an excellent record of the location and extent of habitats. However,spatial distortions in aerial photographs due to such factors as came...
波多黎各及美属维尔京群岛的生境图是通过使用生境数字化扩展工具对航空照片进行视觉解读而编制而成。航空照片对于自然资源管理者和研究者而言是极具价值的工具,因其能够提供关于生境位置及范围的详尽记录。然而,由于诸如相机视角等因素的影响,航空照片存在空间扭曲现象,...
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