David Hubler at Federal Computer Week reports that:
The Coast Guard released Dec. 27 a draft statement of work and performance specification to solicit systems integration and technical support services for the second phase of its Nationwide Automatic Identification System.
The system is designed to detect, identify, monitor and track vessels equipped with international-standard Automatic Identification System (AIS) technology. It will also report relevant security data that could affect the United States’ safety, economy or environment.
His article has more information on the system.