• What is the Automatic Identification System (AIS)?
• What is the typical range of the AIS?
• What kind of information is AIS-transmitted?
• How do transmitted AIS signals get attributed to correct vessels in busy areas?
• How is the data collected and used by MarineTraffic?
• How often do the positions of the vessels get updated on MarineTraffic?
• Which way is information on a vessel's flag found?
• What is the significance of the AIS Shiptype number?
• What is the significance of the AIS Navigational Status Values?
• How can the vessel's crew help?
• Why cannot I see a vessel on the Live Map?
• Why has a vessel not reported a Port Call?
• How can I get my vessel recorded in the MarineTraffic database and displayed on the Live Map?
• Sometimes the Live Map icons refresh slowly or strange data appear on it. Why is that so?
• Can the web-published information be used to enhance safety at sea?