Related by context. Frequent words. (Click for all words.) 55 Spitzbergen 53 Antarctic 53 Antarctica 52 Coastwatch 52 HMCS Halifax 51 Punta Arenas Chile 51 Polarstern 51 Arctic Sunrise 51 Comet McNaught 50 whaling fleet 50 Viarsa 50 icebergs 50 Weddell Sea 49 HMCS Fredericton 49 Drake Passage 49 Tasman Sea 49 Japanese whaling fleet 49 RCCNZ 48 Cape Flattery 48 McMurdo Sound 48 Antarctic waters 48 aurorae 48 Te Kaha 48 Rothera 48 Antarctic expedition 47 HMAS Kanimbla 47 Antartica 47 Interislander 47 Kanimbla 47 aurora borealis 47 Antarctic Territory 47 Bass Strait 47 Aurora Borealis 47 NASA Cassini 47 Tangaroa 47 Operation Deep Freeze 47 Oceanic Viking 47 Rescue Coordination Centre 46 southerlies 46 aurora 46 Cape Reinga 46 Sea Shepherd vessel 46 Polar Regions 46 NASA Cassini spacecraft 46 Devonport Naval Base 46 polar 46 Japan whaling fleet 46 Tall Ships Race 46 Antarctic seas 46 lightship 46 Transport Accident Investigation 46 Roaring Forties 46 Border Protection Command 45 Pasha Bulker 45 Japanese whalers 45 THEMIS 45 Opua 45 Falmouth Cornwall 45 Leeuwin 45 navy frigate 45 Dover Coastguard 45 auroras 45 Galileo spacecraft 45 Cape Farewell 45 paddle steamer 45 Gipsy Moth IV 45 McMurdo Station 45 Flinders Ranges 45 basking sharks 45 Abel Tasman 44 Pacific Ocean 44 Dornier aircraft 44 Lightship 44 CCAMLR 44 Rowing Race 44 Mt Taranaki 44 Ross Ice Shelf 44 Chatham Islands 44 COROT 44 Hobart Tasmania 44 Bruny Island 44 sealift 44 Observing System 44 LOFAR 44 Ferry sinks 44 equatorial 44 motherships 44 Pen Hadow 44 Japanese whaler 44 Antarctic Ocean 44 Nullarbor Plain 44 Voyager spacecraft 44 treacherous seas 43 underwater volcanoes 43 Coast Guard icebreaker 43 ESA Mars 43 transatlantic voyage 43 hydrothermal vent 43 asylum seeker boats 43 whaling vessel 43 voyage