During this class, you will get several opportunities to practice extensive swimming maneuvers.  Pace yourself, swimming in turbulent water can be exhausting.  Just like boating, you will need to think strategically and plan your short bursts of aggressive swimming.  Use eddies, waves, and convenient currents to your advantage.  When you catch an eddy, take a breather before making your next move.  Unfortunately, this is a skill that many boaters fail to practice these days and it really shows when they get into trouble.  For a refresher, check out the following article: Swimming Tactics.