Topic
ANIMALS/VERTEBRATES
5
CALL NUMBER
5
CALL TYPE
5
CONTINENT >
5
FREQUENCY
5
GEOGRAPHIC REGION >
LEPTONYCHOTES WEDDELLII
5
LOCATION
5
MAMMALS
5
OVERLAP
5
POLAR
5
SOUTHERN OCEAN
5
biota
5
oceans
5
BIOLOGICAL CLASSIFICATION
4
EARTH SCIENCE
4
AMD
3
AMD/AU
3
ANTARCTICA
3
CALL DURATION
3
CALL SHAPE
3
CASSETTE
3
CEOS
3
DATE
3
DURATION BETWEEN SEQUENTIAL CALLS
3
ELEMENT DURATION
3
ELEMENT NUMBER
3
INTERVAL DURATION
3
LARESMANN HILLS
3
NUMBER OF ELEMENTS
3
UNDERWATER VOCALISATIONS
3
VESTFOLD HILLS
3
WAVEFORM
3
YEAR
3
ANTARCTICA >
2
Casey
2
DURATION
2
Davis
2
ELEMENTS
2
FIELD SURVEYS
2
GEOGRAPHIC VARIATION
2
HYDROPHONES
2
METHODOLOGY
2
OBSERVER
2
OCEAN >
2
STATION
2
TIME
2
VOCALISATIONS
2
WEDDELL SEAL
2
ANIMALS/VERTEBRATES >
1
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