Marine Turtle Conservation Reauthorization Act of 2011 - Expands marine turtle conservation assistance under the Marine Turtle Conservation Act of 2004 to include the United States and its territories. Authorizes appropriations to the Marine Turtle Conservation Fund for FY2012-FY2017. Authorizes an increase in the amount available from the Fund for administrative expenses. Requires not less than 20% of amounts made available from the Fund for any fiscal year to be used for projects relating to the conservation of marine turtles in the United States.