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Abundance and diversity of the Amphipoda (Crustacea) from the Greenlandic shelf

Listed in NASA Earthdata CMR

The species composition of Amphipoda (Crustacea: Malacostraca: Peracarida) of the Greenland shelf south of 65°N was investigated by means of 18 epibenthic samples over a sampling period of three years (2001, 2002, 2004).

Description

The samples were taken using a Rauschert sledge in depths between 106 and 251 m. In total, 62,205 specimens were identified belonging to 154 species.

The amphipods from the South Greenland shelf represent in general a homogeneously distributed community with respect to evenness (J’), diversity (H’) and Hurlbert’s rarefaction E (S500). Multivariate analyses of the species abundances divided the amphipods into a southeastern and southwestern fauna. Among the species most contributing to the separation between East and West, Hardametopa nasuta, Photis reinhardi and Phoxocephalus holboelli were identified.

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With respect to evenness and diversity, the amphipod community was stable over the three years. We used the WORMS database to present species in this metadata.

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Topics

Stated by source
Amphipods · Benthic · Community Dynamics · SHIPS · TRAWL
Provenance · 1 source records, 12 field assertions
SourceKeyLast seenRaw
NASA Earthdata CMRC1214594916-SCIOPS14 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/amphipodssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/biosphere/ecological-dynamics/community-dynamicssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/biosphere/ecosystems/marine-ecosystems/benthicsource · 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
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