Garmin International, Inc. this week announced the GPSMAP 8600/8600xsv series, an extension of its flagship GPSMAP 8600 series that brings premium features like built-in sonar and new BlueChart g3 coastal cartography and LakeVü g3 maps with Navionics data and built-in Auto Guidance* to smaller, more affordable display options. Available in 10-, 12- and 16-inch displays that […]