This website and the information on it must not be used as your primary source of navigation.
As with all electronic navigational information it should be used along side all other techniques and information available for piloting shallow water and narrow channels. This information can contain errors and is not a substitute for official detailed charts and Notice to Mariners. This site explains on the About page how the downloadable file have been produced. It is the responsibility of the user to use this information prudently. The use of this sites content is done at your own discretion and risk and you the user are solely responsible for any damage or injury that results from its use.