Explore the latest C-MAP charts tailored to your area with our interactive Chart Explorer. Compare chart layers to see how each map style looks in your local waters.

C-MAP nautical charts: Compare DISCOVER X, REVEAL X, DISCOVER, REVEAL, MAX and 4D chart products. Improve your navigation and find more fish - coastal and inland / lake chips.

Shop C-MAP nautical charts: Buy DISCOVER X, REVEAL X, DISCOVER, REVEAL, MAX and 4D chart chips, compatible with your Lowrance, Simrad, B&G, Raymarine or Furuno chartplotter.

Zoom all the way in to see all the detail you get in C-MAP products, thanks to our high-resolution bathymetry, including DISCOVER X and REVEAL X.

C-MAP data and features you want, with coverage options ideal for each budget and boating need. Whether you’re a long-distance cruiser, avid angler or sailing enthusiast - C-MAP has you covered.

C-MAP offers the most personal, stress-free, end to end marine experience by providing high-quality nautical maps along with navigation, traffic and weather information to easily plan trips on the water …

Get help with C-MAP products, the C-MAP mobile app, Genesis, BioBase, the GoFree shop. Guides include set-up, troubleshooting and compatibility.

Follow our easy, step-by-step guide to update your chartplotter with the latest C-MAP nautical chart data. We cover Discover and Reveal, X Generation and 4D.

C-MAP MAX - vector charts with tides and currents, detailed port plans, aerial photos and depth-shading.

Always have the latest chart data at your fingertips with the C-MAP X range. With dynamic presentation ensuring a clear, uncluttered view at all zoom levels, best-in-class Day & Night modes, the most …