Anti-shipping Activity Messages (ASAM) include the locations and descriptive accounts of specific hostile acts against ships and mariners. The reports may be useful for recognition, prevention and avoidance of potential hostile activity.

Use the on-line form  to submit an Anti-shipping Activity Message report.

ASAM geospatial files (KMZ, Arc Shape, Geodatabase) are temporarily unavailable while the site is undergoing a significant modernization effort. The modernized site is currently scheduled for deployment in October 2019.

Use the query form below to search the Anti-shipping Activity Messages database: