They also contain additional weather information of interest to the mariner.
Charts are also available via the Internet as listed below.
Both sides of the charts are available, both in GIF and PDF formats. The front side of the charts shows the map and the back side shows the text that accompanies the chart. PDF format is helpful if you need to zoom in on a specific area of the chart. To view the PDF formats of the charts, you must have Adobe Acrobat installed on your computer. Click here to download the Adobe Acrobat Reader .