Multibeam collection for AT18-09: Multibeam data collected aboard Atlantis from 06-Aug-11 to 24-Aug-11, Astoria, Oregon to Astoria, Oregon

This data set is part of a larger set of data called the Multibeam Bathymetry Database (MBBDB) where other similar data can be found本数据集隶属于多波束测深数据库（Multibeam Bathymetry Database，MBBDB）这一更大规模的数据集集合，该集合中可获取其他同类数据集。