Puma, Tiger and Gazelles in the helicopter hangar of the Mistral-class LHD Tonnerre, deployed off Libya, 2011. The vessels displace 21,300 tons, can carry between 16 and 35 helicopters...depending on size of the helos, can carry up to 900 French Marines and their equipment, have a well deck to accomodate up to 2 LCACs or 4 French CTMs and can cruise at 18 knots. They are 653 feet long and 105 ft wide.