3D Shelf Edge Synthetic (Northern Gulf of Mexico)


Northern Gulf of Mexico fishing chart with high definition 3D images of the seafloor.

  • Available only for Lowrance, Simrad, Garmin and Google Earth.
  • Shelf Edge from the Mississippi River to Port St. Joe.
  • South of Mississippi coast: SW of Gulf Port, Biloxi, Pascagoula. South of  Alabama: Dauphin Island, Mobile, Fairhope, Gulf Shores, Perdido Key. South of Northwest Florida: Pensacola, Navarre, Destin, Panama City Beach, Mexico Beach, Port St Joe, Apalachicola.
  • High-resolution bottom hardness and ruggedness information.
  • Replaces built-in “shaded relief” data when card is inserted.
  • This is not a numbers list!
  • This makes numbers lists obsolete.
  • (We are very proud of this map.)
  • Download the Synthetic Instructions for installation instructions, tips, and tricks.

Depths on this preview chart may be displayed in fathoms (6 feet), meters, or feet depending on your zoom level.



3D mobile, PC, and ALL waypoint charts are provided as a digital download unless you select “ship me a card.” You will be provided a link to download the chart files after checkout and in your order confirmation email (check your spam folder).  Download the file, double click it, and read the instructions inside.  Make sure to create an account at checkout so you can log back in and access your StrikeLines files at any time.

3D charts for Simrad, Lowrance, B&G, and VesselView are mailed to you on a SD/MicroSD card due to our license agreement with Navico. Please enter a USPS approved shipping address at checkout.

Got a Garmin? Our waypoint based charts, like the Offshore St Pete chart, work well on Garmin. You’ll get all the waypoints just not the red lines. We also provide you the Google Earth version so you can view the lines on your phone, tablet, or computer.

3D for Garmin? Your best option is to use the mobile version on your phone or tablet. Your position is overlayed on the chart even offshore without cell service, you can create waypoints, navigate, and pull coordinates from the chart to input in your Garmin.  If you buy the tablet from us we’ll even pre-load your charts!

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