Navigation Chart: Shows navigation data available on your pre-loaded maps and from supplemental maps, if available. Thedata includes buoys, lights, cables, depth soundings,marinas, and tide stations in an overhead view.Perspective 3D: Provides a view from above and behind theboat (according to your course) and provides a visualnavigation aid. This view is helpful when navigating trickyshoals, reefs, bridges, or channels, and is beneficial whentrying to identify entry and exit routes in unfamiliar harbors oranchorages.Mariner’s Eye 3D: Shows a detailed, three-dimensional viewfrom above and behind the boat (according to your course)and provides a visual navigation aid. This view is helpfulwhen navigating tricky shoals, reefs, bridges, or channels,and when trying to identify entry and exit routes in unfamiliarharbors or anchorages.NOTE: Mariner's Eye 3D and Fish Eye 3D chart views areavailable with premium charts, in some areas.Fish Eye 3D: Provides an underwater view that visuallyrepresents the sea floor according to the chart information.When a sonar transducer is connected, suspended targets(such as fish) are indicated by red, green, and yellowspheres. Red indicates the largest targets and greenindicates the smallest.Fishing Chart: Provides a detailed view of the bottom contoursand depth soundings on the chart. This chart removesnavigational data from the chart, provides detailedbathymetric data, and enhances bottom contours for depthrecognition. This chart is best for offshore deep-sea fishing.NOTE: The offshore Fishing chart is available with premiumcharts, in some areas.Radar Overlay: Superimposes radar information on theNavigation chart or the Fishing chart, when the chartplotter isconnected to a radar. This feature is not available with allmodels.Navigation Chart and Offshore Fishing ChartNOTE: The offshore Fishing chart is available with premiumcharts, in some areas.The Navigation and Fishing charts allow you to plan yourcourse, view map information, and follow a route. The Fishingchart is for offshore fishing.To open the Navigation chart, select Charts > Nav Chart.To open the Fishing chart, select Charts > Fishing Chart.Zooming In and Out Using the TouchscreenYou can quickly zoom in and out of many screens, such as thecharts and sonar views.• Pinch two fingers together to zoom out.• Spread two fingers apart to zoom in.Selecting a MapIf your product has both BlueChart®g2 and Garmin LakeVü™ HDbuilt-in maps, you can select which map to use. Not all modelshave both types of built-in maps.1 From the Navigation chart, select Menu > Built-In Map.2 Select an option:• When you are on an inland lake, select LakeVü™ HD.• When you are offshore, select BlueChart® g2.Measuring a Distance on the Chart1 From a chart or the Radar overlay, select a location.2 Select Measure Distance.A push pin appears on the screen at your present location.The distance and angle from the pin is listed in the upper-leftcorner.TIP: To reset the pin and measure from the current location ofthe cursor, select Set Reference.Chart SymbolsThis table contains some of the common symbols you might seeon the detailed charts.Icon DescriptionBuoyInformationMarine servicesTide stationCurrent stationOverhead photo availablePerspective photo availableOther features common to most charts include depth contourlines, intertidal zones, spot soundings (as depicted on theoriginal paper chart), navigational aids and symbols,obstructions, and cable areas.Showing a Different Chart1 From a combination screen or SmartMode layout with achart, select Menu > Chart Menu > Change Chart.2 Select a chart or 3D chart view.Creating a Waypoint on the Chart1 From a chart or a 3D chart view, select a location or object.2 Select Create Waypoint or .Viewing Location and Object Information on a ChartYou can view information about a location or an object on theNavigation chart or the Fishing chart.NOTE: The offshore Fishing chart is available with premiumcharts, in some areas.1 From the Navigation chart or Fishing chart, select a locationor object.A list of options appears along the right side of the chart. Theoptions that appear vary based on the location or object youselected.2 Select an option:• To navigate to the selected location, select Navigate To.• To mark a waypoint at the cursor location, select CreateWaypoint.• To view the distance and bearing of the object from yourcurrent location, select Measure Distance.The distance and bearing appear on the screen. SelectSelect to measure from a location other than your currentlocation.• To view tide, current, celestial, chart notes, or localservices information near the cursor, select Information.Viewing Details about NavaidsFrom the Navigation chart, Fishing chart, Perspective 3D chartview, or Mariner’s Eye 3D chart view, you can view details about4 Charts and 3D Chart Views