With over 1200 scientific dives per year, the AWI Center for Scientific Diving (AWI-CSD) at Biologische Anstalt Helgoland (BAH) is the central platform for all scientific dive missions of the AWI. Besides Helgoland, the center has dependances at the AWI sites Bremerhaven, Sylt and the polar research stations AWIPEV (Arctic) and Dallman (Antarctic). With actually 10 researchers, certified as "German Dive Mission Leader", the AWI has highly trained research divers for dive missions in all marine and polar regions.