Welcome to MRTIS - Mississippi River Traffic Information System
MRTIS is an internet based AIS traffic information system for maritime vessels. It's designed to provide near realtime traffic interpretation and weather data. Due to the nature of shore-based AIS receivers, the recency of this data cannot be guaranteed. This data is intended for general information purposes only.

This website is meant to be used as an informational tool, not a navigational one. It's primary purpose is as a supplement to the Bridge Resource Management (BRM) toolbox. This website accepts no responsibility for errors or omissions contained in the data. The accuracy of the data is not guaranteed, therefore, mariners should not rely solely upon it.
 
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