When to use a powerboat muffler?

How long is the ferry trip from Dover to Calais? What are the holes on the bow of a ship? How do you say boat in creole? A sailboat that is propelled by an outboard motor is considered to be what? Visibility is restricted due to fog. What should a pleasure craft operator do to avoid the risk of a collision? What is a cabin with a porthole called? What area of the boat is the proper technique for anchoring? How does a submarine's design features use the properties of fluids? How do you fix 150 hp mercury outboard motor that is missing from to much idling? Are the people on the boat mohawk Indians? First yacht to win round the world yacht race? What to do if you run aground in an outboard boat for freeing your vessel? What would be a fair market value for a 1991 Yamaha jet ski? If there is a structural problem on a submarine is the submarine likely to be crushed as it descends? When rowing a boat with oars? How old is a Johnson outboard Model number MQ-10R .? Can cruise lines legally charge tips? What ship with a rounded hull and triangular sails that helped Europeans explore the globe? Why are submarines strong? What is the difference between boat engines and auto engines?