Knowing the state of the Tides and Currents can make your passage more comfortable, faster and save on fuel. In some places knowing the state of the current can even save a life – yours. Kevin Monahan, the Editor of the Ports and Passes Tide and Current Guide, shares his knowledge as a former Professional Mariner, Canadian Coast Guard Captain, and a fisherman. He shares his tips on how to understand the Tides and Currents and when conditions can be dangerous and should be avoided. Adjusting your departure a few hours could save you time and fuel when you know which direction and the speed of a tidal change. Or, it could keep you from going aground in beautiful places like Shallow Bay on Sucia Island.