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AMBIENT NOISE
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AMD
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AMD/AU
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ANTARCTICA
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BALEEN WHALES
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CEOS
CONTINENT >
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GEOGRAPHIC REGION >
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OCEAN >
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POLAR
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biota
oceans
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ANIMALS/VERTEBRATES
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ANTARCTIC BLUE WHALE
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BINOCULAR
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BINOCULAR >
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BIOLOGICAL CLASSIFICATION
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EARTH SCIENCE
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MARINE ENVIRONMENT MONITORING
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OCEAN ACOUSTICS
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SHIPS
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SONOBUOYS
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SOUTHERN OCEAN
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VISUAL OBSERVATIONS
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ACOUSTIC MOORING
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ANTARCTIC BLUE WHALE VOYAGE
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BLUE WHALE
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