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Imaging · collection · 2015

Waveglider data for the SPURS-1 N. Atlantic field campaign

Listed in NASA Earthdata CMR and NASA Data Portal — shown once because both records carry DOI 10.5067/spur1-glid3

The SPURS (Salinity Processes in the Upper Ocean Regional Study) project is an oceanographic process study and associated field program that aim to elucidate key mechanisms responsible for near-surface salinity variations in the oceans.

Description

The project involves two field campaigns and a series of cruises in regions of the Atlantic and Pacific Oceans exhibiting salinity extremes. SPURS employs a suite of state-of-the-art in-situ sampling technologies that, combined with remotely sensed salinity fields from the Aquarius/SAC-D and SMOS satellites, provide a detailed characterization of salinity structure over a continuum of spatio-temporal scales.

The SPURS-1 campaign involved a series of 5 cruises during 2012 - 2013 seeking to characterize the salinity structure and balance in a high salinity, high evaporation, and low rainfall region of the subtropical North Atlantic. It aims to resolve processes responsible for maintaining the subtropical surface salinity maximum in this region and within a 900 x 800-mile square study area centered at 25N, 38W. A Waveglider is an autonomous platform propelled by the conversion of ocean wave energy into forward thrust and employing solar panels to power instrumentation.

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During SPURS-1, three wavegliders (ASL2, ASL3 and ASL4) were deployed from the Knorr in September 2012, redeployed in April 2013 (ASL22, ASL32 and ASL42) with final recovery in September. Waveglider trajectories followed a square loop or butterfly pattern around the central SPURS mooring. Sensors included a CTD at the near-surface and another at 6 m depth, a surface current meter, air temperature, atmospheric pressure and wind speed sensors providing continuous along-track observations.

NetCDF waveglider data files here contain hour averaged, georeferenced trajectory data for those parameters and depths.

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Catalogue records · 3

Topics

Inferred from text
Oceanography 69%
Provenance · 2 source records, 26 field assertions
SourceKeyLast seenRaw
NASA Earthdata CMRC2491772321-POCLOUD15 d agoJSON v1
NASA Data Portal71f20eb6-a92e-4a6d-b57c-3e311a204fbf12 d agoJSON v1
FieldAssertionExtractorEvidence
access_levelsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[field].anzsrc:group:3708enrichment · NASA CMRtaxonomy-embedding@1.0.0title+keywords+description (69%)
concepts[field].local:field:astronomymapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[field].local:field:earth-environmentalmapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[field].local:field:ocean-atmosphericmapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[field].local:field:physicsmapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[instrument].gcmd_instrument:ctdsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[instrument].gcmd_instrument:current-meterssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[instrument].gcmd_instrument:mmssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/atmosphere/atmospheric-temperature/surface-temperaturesource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/oceans/ocean-circulation/ocean-currents/subsurface-currentssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/oceans/ocean-pressure/sea-level-pressuresource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/oceans/ocean-temperature/ocean-temperature-profilessource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/oceans/ocean-winds/surface-windssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/oceans/salinity-density/conductivitysource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/oceans/salinity-density/salinitysource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:auvssource · NASA CMRconnector:nasa_cmr@1.0.0
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descriptionsource · NASA CMRconnector:nasa_cmr@1.0.0/umm/Abstract
license_textsource · data nasa govconnector:data_nasa_gov@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
updated_datesource · NASA CMRconnector:nasa_cmr@1.0.0
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