Related by context. Frequent words. (Click for all words.) 55 IODP 53 Antarctic 52 Alfred Wegener Institute 51 Antarctica 51 oceanographic 50 MARSIS 50 Weddell Sea 49 AUVs 49 Antarctic expedition 49 Operation Atalanta 49 polar 48 Spitsbergen 48 Bremerhaven 48 Arctic archipelago 48 EMGS 48 Polar Regions 47 Cassini Huygens 47 Drake Passage 47 Fugro 47 IPY 47 Arctic Sunrise 47 SINTEF 46 oceanographers 46 McMurdo Sound 46 Arctic Sea 46 Baltic Sea 46 iron fertilization 46 hydrographic 46 Marstrand 46 MBARI 46 Coast Guard icebreaker 46 floe 46 Kongsberg Maritime 46 GOCE 46 Kirkenes 46 ESOC 46 voyage 46 Envisat 46 unmanned submarines 46 EUMETSAT 45 expedition 45 Hydrographic 45 Nereus 45 ESA Mars 45 Hurtigruten 45 voyaging 45 Antarctic Peninsula 45 Punta Arenas Chile 45 Nord Stream 45 Narvik 45 HMS Beagle 44 NEEMO 44 Oceanography Centre 44 HRSC 44 Antartica 44 expeditions 44 Wilhelmshaven 44 whaling fleet 44 Veendam 44 basking sharks 44 ESA 44 voyages 44 IceCube 44 vessel 44 Tristan da Cunha 43 Antarctic waters 43 seabed 43 Bering Sea 43 motherships 43 Heyerdahl 43 Coastwatch 43 icebreaking 43 CryoSat 43 IMOCA Open 43 vessels 43 Greifswald 43 Dockwise 43 underwater archeology 43 autonomous underwater 43 Iridium OpenPort 43 Sea Shepherd vessel 43 COROT 43 Space Agency 43 EU Navfor 43 Arctic Ocean 43 Oceanographers 43 maritime 42 Tromsø 42 Zaandam 42 Viarsa 42 tidal turbines 42 Barents Sea 42 circumnavigation 42 SMOS 42 CALIPSO 42 ISS 42 Bruno Peyron 42 polar regions 42 Seabed 42 AUV 42 intertidal