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Data · collection · 2012

Krill Growth and Condition Investigation, cruise 2007/08 V1 (SIPEX)

Listed in NASA Earthdata CMR

This work was completed as part of the SIPEX - Sea Ice Physics and Ecosystem eXperiment - voyage.

Description

September/October 2007. The work formed part of AAS (ASAC) projects 2337 and 2767.

Aspects of krill (Euphausia superba), growth and condition during late winter-early spring off East Antarctica (110 - 130 degrees E) were investigated. We assessed diet and condition of larval and postlarval krill collected from open water and below the ice. Condition was assessed using lipid content, growth rates and digestive gland size; feeding history was assessed using fatty acid profiles and stomach content analysis; and a starvation study investigated the response of krill to long-term food deprivation.

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Potential food items were analysed for lipid and fatty acid composition. Fatty acid profiles and stomach content analysis revealed winter/early spring feeding strategies of both larval and adult krill. This work was completed as part of AAS (ASAC) project #2337

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Provenance · 1 source records, 14 field assertions
SourceKeyLast seenRaw
NASA Earthdata CMRC1214311271-AU_AADC13 d agoJSON v1
FieldAssertionExtractorEvidence
access_levelsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[instrument].gcmd_instrument:trawlsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/biological-classification/animals-invertebrates/arthropods/crustaceans/euphausiids-krillsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:field-surveyssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:not-providedsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:r-v-aasource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:shipssource · 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