Serious anglers, stop fishing blind. The Humminbird LakeMaster Premium map for the Great Lakes is like having underwater X-ray vision. This isn't a basic government chart; it's a highly detailed, fishing-focused map built with exclusive survey data. It gives you incredibly accurate depth contours (with shaded relief to make drop-offs and structures pop), actual underwater vegetation details, and even incorporates aerial imagery so you can navigate visually. The VX technology provides crisp, customizable views. But the real game-changer is features like SmartStrike (on HD lakes), which analyzes water temperature, depth, and season to actually highlight the areas on the map where fish are most likely to be feeding. You can set depth highlights to stay in your target zone, and the Water Level Offset adjusts the map to match current lake conditions. It's compatible with most modern Humminbird units (HELIX G3/G3N and newer, SOLIX, APEX). When connected to a compatible Minn Kota trolling motor, you can even use 'One-Boat Network' to make your boat automatically follow a depth contour – hands-free fishing! If you want to find fish faster, eliminate unproductive water, and fish with more confidence on the Great Lakes, this map card is an essential tool. It turns your fish finder into a true fishing command center.
Free 30-day returns 
Free 30-day returns
