When is a radio required on a boat?

Who is liable if an 18-year-old has an accident with his boat and is the only owner on the title and the insurance is under his name? How long was travel between milan and Jerusalem using a boat during the middle ages? Where can you dock your boat in Catalina? When You are operating a vessel at greater than slow no wake speed. How far must you stay away from swimmers downed skiers or persons wading in the water? How do you keep stray cats from urinating all over the inside of your boat without hurting them? What additional lights do a vessel constrained by its draft show at night? What is the fuel mixture for 75 hp Yamaha 2 stroke outboard motor? Where can one find a guide on boat fishing? What is a name of a boat with oars? What is a galley? What is the fuel mix of Evinrude 1997 25 hp? Which way do twin screw props on a boat rotate when propelling the boat forward? How long does it take to get to Europe from us by boat? What is the safest use of a personal flotation device? How much does a 30 foot sail boat cost? Is it safe to leave a night light on all night? How are Spirit cruises booked? What should avoided when anchoring? Who owns the yacht Starfire? What was the raft kon tiki made out of?