Grandson of famed oceanographer Jacques Cousteau is moving in -- underwater.<br/> <br />He's attempting to break his grandfather's record for number of days spent living under the sea.<br/> <br />Fabien Cousteau is taking the plunge near the Florida Keys, and plans to spend 31 days here.<br/> <br />That would break a half-century-old record of 30-days underwater, set by his late grandfather.<br/> <br />He's here to study fish behavior and the impact of ocean pollution at the undersea laboratory known as Aquarius . He'll also monitor the impact on the body while living well below the surface.<br/> <br />While he'll go without sunshine, the underwater vessel is air conditioned with a shower, bathroom and six bunks for his team. More importantly, Team Cousteau will still be able to surf the internet.