BlueChart g3 Vision HD – VCA018R – Inside – Outside Passage – microSD /SD Coverage:Inside and Outside Passages around Vancouver Island, specifically: the Strait of Juan de Fuca, the Johnstone Strait, the Strait of Georgia, the Queen Charlotte Strait, Quatsino Sound, the San Juan Islands, the Fraser River to Chilliwack, Harrison Lake, Pitt Lake, Jervis Inlet, Bute Inlet, Knight Inlet and the extreme southern portions of Hecate Island. Ports covered include Vancouver, Victoria, Sidney, Nanaimo, and Port Hardy in British Columbia, CA with Port Angeles, Oak Harbor, Anacortes and Bellingham in WA, U.S.Premier Coastal ChartsIndustry-leading coverage, clarity and detail with updated coastal charts that feature integrated Garmin and Navionics contentAuto Guidance technology quickly calculates a suggested route by using your desired depth and overhead clearanceIncludes Depth Range Shading for up to 10 depth ranges, enabling you to view your target depth at a glanceUp to 1′ contours provide a more accurate depiction of the bottom structure for improved fishing chartsTo give a clear picture of shallow waters to avoid, the Shallow Water Shading allows for shading at a user-defined depthExperience unparalleled coverage and brilliant detail when you’re on the water. BlueChart g3 Vision coastal charts provide industry-leading coverage, clarity and detail with integrated Garmin and Navionics content.Auto GuidanceWhether you are fishing or cruising, select a spot, and get a route showing you the general path and nearby obstructions at a safe depth1.Depth Range ShadingThis feature displays high-resolution Depth Range Shading for up to 10 depth ranges so you can view your designated target depth.Shallow Water ShadingTo give a clear picture of shallow waters to avoid, this feature allows for shading at a user-defined depth.Detailed ContoursBlueChart g3 Vision charts feature 1′ contours that provide a more accurate depiction of bottom structure for improved fishing charts and enhanced detail in swamps, canals and port plans.High-resolution Satellite ImageryHigh-resolution satellite imagery with navigational charts overlaid gives y