2015 Vessel Transit Counts by Type

Automatic Identification Systems (AIS) are a navigation safety device that transmits and monitors the location and characteristics of many vessels in U.S. and international waters in real-time. In the U.S. the Coast Guard and industry collect AIS data, which can also be used for a variety of coastal planning purposes. NOAA and BOEM have worked jointly to re-task and make available some of the m...自动识别系统（AIS）是一种导航安全设备，能够在实时状态下传输并监控美国及国际水域中众多船舶的位置和特征。在美国，海岸警卫队及业界收集AIS数据，这些数据亦可用于多种沿海规划目的。美国海洋与大气管理局（NOAA）与海洋能源管理署（BOEM）共同协作，重新分配并开放部分数据资源。