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CONTINENT >
biota
8
oceans
GEOGRAPHIC REGION >
7
POLAR
7
ANIMALS/VERTEBRATES
6
ANTARCTICA >
6
ARGOS >
6
ARGOS Data Collection and Position Location System
6
BIOLOGICAL CLASSIFICATION
6
EARTH SCIENCE
6
MAMMALS
6
SATELLITES
6
SEA ICE
6
SEALS/SEA LIONS/WALRUSES
6
SPECIES PREDATION
6
foraging
6
AMD
5
AMD/AU
5
CEOS
5
OCEAN >
5
SOUTHERN OCEAN
5
environment
5
BIOSPHERE
4
CARNIVORES
4
CRYOSPHERE
4
ECOLOGICAL DYNAMICS
4
SPECIES/POPULATION INTERACTIONS
4
Davis
3
EARTH SCIENCE >
3
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Antarc*
8
Antarctic
8
Antarctic Krill
Antarctica
Sea ice
6
Weddell Seals
6
walrus*
6
Southern Ocean
5
Elephant Seals
3
Macquarie Island
3
Weddell Seal
3
Elephant Island
2
Elephant Seal
2
Euphausia superba
2
IPY
2
Mirounga leonina
2
Ocean acidification
2
Southern Elephant Seal
2
Weddell Sea
2
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