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Data · collection · 2012

Macquarie Island - Digitising topographic features

Listed in NASA Earthdata CMR

The topographical features were digitised from the Macquarie Island Quickbird orthorectifed satellite imagery (5 March 2005) with metadata record: Entry ID: macquarie_quickbird_5March2005_mapping The features were digitised at a scale of 1:2500 between April and August 2012.

Description

All lakes that could be identified were digitised but many creeks, ridges and parts of the escarpment remain to be mapped. It was difficult to determine where creeks became dry gullies and dry gullies became creeks so identification is not absolute.

Waterbodies (lakes and lagoons) between the west coast and the base of the escarpment have been attributed as lakes but some or all may only be lagoons or wide shallow creeks - from the imagery it is difficult to determine the type of waterbody they are. Only the major escarpment and ridges have been digitised.

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Catalogue records · 2

Topics

Inferred from text
Satellite remote sensing 65%
Provenance · 1 source records, 19 field assertions
SourceKeyLast seenRaw
NASA Earthdata CMRC1214313608-AU_AADC8 d agoJSON v1
FieldAssertionExtractorEvidence
access_levelsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[instrument].gcmd_instrument:camerassource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[instrument].gcmd_instrument:computersource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/biosphere/ecosystems/terrestrial-ecosystems/islandssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/spectral-engineering/infrared-wavelengthssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/spectral-engineering/infrared-wavelengths/infrared-imagerysource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/spectral-engineering/visible-wavelengthssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/spectral-engineering/visible-wavelengths/visible-imagerysource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[modality].local:modality:remote-sensingenrichment · NASA CMRkeyword-concept-rules@1.0.0title+description (65%)
concepts[platform].gcmd_platform:not-providedsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:quickbirdsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:satellitessource · NASA CMRconnector:nasa_cmr@1.0.0
descriptionsource · NASA CMRconnector:nasa_cmr@1.0.0/umm/Abstract
license_textsource · NASA CMRconnector:nasa_cmr@1.0.0
publication_datesource · NASA CMRconnector:nasa_cmr@1.0.0
spatialsource · NASA CMRconnector:nasa_cmr@1.0.0/umm/SpatialExtent
temporalsource · NASA CMRconnector:nasa_cmr@1.0.0/umm/TemporalExtents
titlesource · NASA CMRconnector:nasa_cmr@1.0.0/umm/EntryTitle
version_labelsource · NASA CMRconnector:nasa_cmr@1.0.0