What are the disadvantages of using jet skis on the coast?

What type of hull on a cruising sailboats and trawler have what type hull? What must you do when anchoring and night? Do you keep red buoys on the port side going upstream? What is the area between the red and green buoys? What is the answer to the hinky pinky 'colorful boat'? Who where and who invented the U-boats in World War 1? How many people can a nuclear submarines hold? How do submarines effect the whales? Will a pontoon boat float in a foot of water? Where can you find the maximum horsepower for you boat? How much does a 18HP 1957 Johnson outboard weight? How do submarines work in the war? What is a 1988 Kawasawki bayou worth? When coming from open waters and you see a red lighted buoy with? When is it good advice for adults to wear USCG approved life jackets? Why are crabs and other animals present in the extreme depths of the ocean not affected by deep ocean pressures while steel submarines can implode if they exceed certain depths? What are the names of the sides of boats? What brand is the sailboat in 50 first dates? Is there anything you can put in your boat gas tank to get rid of water residue? Is it possible to take a ship to Europe from US not a cruise ship.?