wifi
Winegard WiFi Extender
Getting descent internet on your boat can be a pain, Winegard offers a solid solution.
Marine Internet Explained
Ben Stein, from the Panbo blog, discusses staying connected while his family cruised the Great Loop
Vexilar SonarPhone T-Pod, Wi-Fi Fishfinder in a Bobber! (BLOG)
It's 2014 and a sealed plastic 5-inch bobber can indeed contain a fairly able 400 Watt, 125 kHz fishfinder and a WiFi radio, plus enough rechargeable battery to run both for a few hours.