Florida Middle Grounds for RaymarineThe Florida Middle Grounds CMOR Card includes coverage of three separate sections: The Middle Grounds section covers 656 square miles, with depths ranging from 75’ to 225’.The Steam Boat Lumps section covers 150 square miles with depths ranging from 220’ to 500’. The Elbow section covers 40 square miles with depths ranging from 144’ to 215’.The northern end of this extensive reef system lies approximately 65 nm south of Apalachicola, while its southeastern end lies about 70 nm west-northwest of Tampa. Although the Middle Grounds is among the best fishing and diving areas in the Gulf of Mexico, it’s still critical to know where you’re going once you invest the time and fuel to make the trip. CMOR Mapping bathymetry arms you with more and better data than anybody else on the water. NOAA Chart 11006 is included in the background. All CMOR Cards come on Micro SD cards with a standard SD adapter included. CMOR Compatible Devices: RaymarineCMOR cards are compatible with all units capable of running the Lighthouse II and Lighthouse 3 interfaces. In order to support CMOR Mapping, units must have at least v17 software installed. Units include: Axiom SeriesAxiom ProHydbrid TouchaSeriescSerieseSerieseS SeriesgS SeriesDragonfly Series