Why do I need a license drive a jet ski in Tennessee?

Who created the steam boat? What is the hazard marker? How fast do aircraft carriers sail? Where is the Serial Number located on a Mercury Force 90 HP motor? Are they still using steamboats today? How much do cruise ship workers make? When operating a pwc at greater than no wake speed what minimum distance must be maintained from a nonmotorized or anchored vessel? What do you call someone who repairs boat sails? What is the term for the disturbed water left behind as a boat moves? How long would it take to sail from Los Angeles to San Diego without sailing at night? What color is the swim area buoy? Are Seadoo baots safe to ride on? What must you have on board while operating a vessel? What is the nautical distance from Portland Oregon to Panama City Florida? What nz harbor did the boat that carried kauri and gum used to travel down? Why did the Germans U-boats attacked the US ships in the Atlantic Ocean? What senior citizen cruise lines are the best? How do you find the vin on your 2004 wave runner? What is the requirement for costguard asistance when a vessel is aground? What weapon was used in large numbers to prevent egress of German U-boats into the north Atlantic?