"Introduces nine sea emergency vehicles, such as lifeboats, jet skis, and Coast Guards. Explains and diagrams how each is equipped to rescue people in different situations at sea. Includes a reading quiz and web sites"--Provided by publisher."Introduces nine sea emergency vehicles, such as lifeboats, jet skis, and Coast Guards. Explains and diagrams how each is equipped to rescue people in different situations at sea. Includes a reading quiz and web sites"--Provided by publisher.