Hey boating enthusiasts, now that you are familiar with both chartplotters and fishfinders, the best of both worlds is a GPS fishfinder combination. With a GPS fishfinder combo you are able to not only chart your course to your favorite fishing grounds, but to clearly take your deep sea and fresh water fish finder GPS fishing to new levels. Plus, these waterproof units include a high-sensitivity internal or external GPS receiver, so you will always know your position at sea, then they will help you find those monster fish once you get there. There sure is nothing like a nice relaxing day on the water, a friend by your side and fishing pole in your hand.