Boundary

<div style='text-align:Left; font-size:12pt;'><p>In 2021 a high resolution (minimum 10 meters) satellite-derived bathymetry survey was complete for the full extent of the Northern Ireland marine area to a maximum depth of 8-11 meters. This was undertaken as part of the NI 3D Coastal Survey.</p><div style='text-align:Left; font-size:12pt;'><p>Images which were used date from 2012 but the majority were captured from 2018 onwards. Data was acquired from two sources: </p><p>• Sentinel 2 sensors which produces a 10m spatial resolution bathymetric grid and </p><p>• Commercial satellite data, which allow for a higher 2m spatial resolution. </p><div style='text-align:Left; font-size:12pt;'><p>This is the Digital Terrain Model that was created from the satellite-derived bathymetry dataset.</p><div style='text-align:Left; font-size:12pt;'></div></div></div></div>2021年，针对北爱尔兰海域全域完成了一项高分辨率（最低分辨率为10米）的卫星测深（satellite-derived bathymetry）调查，本次调查的最大探测水深为8至11米。该项工作作为北爱尔兰三维海岸测绘项目（NI 3D Coastal Survey）的一部分开展实施。 本次研究所用影像的拍摄时间可追溯至2012年，其中绝大多数影像采集于2018年及以后。本次数据来源于两个渠道： • 哨兵2号（Sentinel 2）传感器，可生成10米空间分辨率的测深栅格数据； • 商业卫星数据，可实现更高精度的2米空间分辨率测深。 本数据集即为基于上述卫星测深数据集构建的数字地形模型（Digital Terrain Model）。