Worldwide coverage of nautical charts, electronic charts, cruising guides, nautical books and marine software.

Reproduction maps and charts from the archives of the British Admiralty. Includes catalog and contact information.

PC-based software for traditional and GPS navigation at sea or simulations on land.

Sells marine atlases, cruising guides and nautical charts for the Pacific northwest.

Bahamas boating and sailing navigational charts and guides.

Provides boating information for the Sea of Cortez in 3 cruising guides and 15 navigation charts.

Macintosh GPS communications and GIS mapping software compatible with any NMEA-0183 compatible GPS/Loran-C/DECCA or other navigational system. Demo download available.

Chart catalogue that maintains a list of all admiralty paper and ARCS charts. Downloadable trial version.

Offers electronic charting software, digital nautical charts, and chart training software for recreational and professional mariners.

Cruising guide, charts, chart books and marine information for inland waterways from New York City to Montreal.

NOAA nautical charts for marine navigation with marine viewing and navigation software. Also cruising guides on CD ROM.

Buy and sell new and used charts, books, flags. Worldwide coverage and delivery.

Electronic charting system navigation software: The Capn plots a position on electronic charts interfaced with GPS/DGPS or LORAN. Download demo available.

Offers on-line ordering of marine charts, cruising guides and nautical nooks.

"Tides" is an ocean tidal prediction program that produces tables and graphical data for more than 800 ports worldwide. Can be downloaded for evaluation.