Seabird assemblages observed during the BROKE-West survey of the Antarctic coastline (30-80 E), January-March 2006
Seabird surveys in January - March 2006 of a poorly known area of the Southern Ocean adjacent to the East Antarctic coast identified six seabird communities, several of which were comparable to seabird communities identified both in adjacent sectors of the Antarctic, and elsewhere in the Southern Oc...
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Australian Antarctic Data Centre
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Online Access: | https://researchdata.ands.org.au/seabird-assemblages-observed-march-2006/700657 https://data.aad.gov.au/metadata/records/BROKE-West_Seabirds http://nla.gov.au/nla.party-617536 |
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ftands:oai:ands.org.au::700657 2023-05-15T13:46:58+02:00 Seabird assemblages observed during the BROKE-West survey of the Antarctic coastline (30-80 E), January-March 2006 WOEHLER, ERIC (hasPrincipalInvestigator) WOEHLER, ERIC (processor) RAYMOND, BEN (processor) Australian Antarctic Data Centre (publisher) Spatial: northlimit=-53.0; southlimit=-68.0; westlimit=30.0; eastLimit=80.0; projection=WGS84 Temporal: From 2006-01-03 to 2006-03-12 https://researchdata.ands.org.au/seabird-assemblages-observed-march-2006/700657 https://data.aad.gov.au/metadata/records/BROKE-West_Seabirds http://nla.gov.au/nla.party-617536 unknown Australian Antarctic Data Centre https://researchdata.ands.org.au/seabird-assemblages-observed-march-2006/700657 640c2834-08cd-49e5-81ca-d6711c833ca9 BROKE-West_Seabirds https://data.aad.gov.au/metadata/records/BROKE-West_Seabirds http://nla.gov.au/nla.party-617536 Australian Antarctic Data Centre biota oceans BIRDS EARTH SCIENCE BIOLOGICAL CLASSIFICATION ANIMALS/VERTEBRATES ALBATROSSES/PETRELS AND ALLIES PENGUINS WADERS/GULLS/AUKS AND ALLIES BROKE-West Seabirds R/V AA > R/V Aurora Australis SHIPS CONTINENT > ANTARCTICA OCEAN > SOUTHERN OCEAN GEOGRAPHIC REGION > POLAR dataset ftands 2020-01-05T21:17:57Z Seabird surveys in January - March 2006 of a poorly known area of the Southern Ocean adjacent to the East Antarctic coast identified six seabird communities, several of which were comparable to seabird communities identified both in adjacent sectors of the Antarctic, and elsewhere in the Southern Ocean. These results support previous proposals that the Southern Ocean seabird community is characterised by an ice-associated assemblage and an open-water assemblage, with the species composition of the assemblages reflecting local (Antarctic-resident) breeding species, and the migratory routes and feeding areas of distant-breeding taxa, respectively. Physical environmental covariates such as sea-ice cover, distance to continental shelf and time of year influenced the distribution and abundance of seabirds observed, but the roles of these factors in the observed spatial and temporal patterns in seabird assemblages was confounded by the duration of the survey. Occurrence of a number of seabird taxa exhibited significant correlations with krill densities at one or two spatial scales, but only three taxa (Arctic tern, snow petrel and dark shearwaters, i.e. sooty and short-tailed shearwaters) showed significant correlations at a range of spatial scales. Dark shearwater abundances showed correlations with krill densities across the range of spatial scales examined. This work was conducted on the BROKE-West voyage of the Aurora Australis. Dataset Antarc* Antarctic Antarctica Arctic Arctic tern aurora australis Sea ice Snow Petrel Southern Ocean Research Data Australia (Australian National Data Service - ANDS) Antarctic Arctic Southern Ocean The Antarctic ENVELOPE(30.0,80.0,-53.0,-68.0) |
institution |
Open Polar |
collection |
Research Data Australia (Australian National Data Service - ANDS) |
op_collection_id |
ftands |
language |
unknown |
topic |
biota oceans BIRDS EARTH SCIENCE BIOLOGICAL CLASSIFICATION ANIMALS/VERTEBRATES ALBATROSSES/PETRELS AND ALLIES PENGUINS WADERS/GULLS/AUKS AND ALLIES BROKE-West Seabirds R/V AA > R/V Aurora Australis SHIPS CONTINENT > ANTARCTICA OCEAN > SOUTHERN OCEAN GEOGRAPHIC REGION > POLAR |
spellingShingle |
biota oceans BIRDS EARTH SCIENCE BIOLOGICAL CLASSIFICATION ANIMALS/VERTEBRATES ALBATROSSES/PETRELS AND ALLIES PENGUINS WADERS/GULLS/AUKS AND ALLIES BROKE-West Seabirds R/V AA > R/V Aurora Australis SHIPS CONTINENT > ANTARCTICA OCEAN > SOUTHERN OCEAN GEOGRAPHIC REGION > POLAR Seabird assemblages observed during the BROKE-West survey of the Antarctic coastline (30-80 E), January-March 2006 |
topic_facet |
biota oceans BIRDS EARTH SCIENCE BIOLOGICAL CLASSIFICATION ANIMALS/VERTEBRATES ALBATROSSES/PETRELS AND ALLIES PENGUINS WADERS/GULLS/AUKS AND ALLIES BROKE-West Seabirds R/V AA > R/V Aurora Australis SHIPS CONTINENT > ANTARCTICA OCEAN > SOUTHERN OCEAN GEOGRAPHIC REGION > POLAR |
description |
Seabird surveys in January - March 2006 of a poorly known area of the Southern Ocean adjacent to the East Antarctic coast identified six seabird communities, several of which were comparable to seabird communities identified both in adjacent sectors of the Antarctic, and elsewhere in the Southern Ocean. These results support previous proposals that the Southern Ocean seabird community is characterised by an ice-associated assemblage and an open-water assemblage, with the species composition of the assemblages reflecting local (Antarctic-resident) breeding species, and the migratory routes and feeding areas of distant-breeding taxa, respectively. Physical environmental covariates such as sea-ice cover, distance to continental shelf and time of year influenced the distribution and abundance of seabirds observed, but the roles of these factors in the observed spatial and temporal patterns in seabird assemblages was confounded by the duration of the survey. Occurrence of a number of seabird taxa exhibited significant correlations with krill densities at one or two spatial scales, but only three taxa (Arctic tern, snow petrel and dark shearwaters, i.e. sooty and short-tailed shearwaters) showed significant correlations at a range of spatial scales. Dark shearwater abundances showed correlations with krill densities across the range of spatial scales examined. This work was conducted on the BROKE-West voyage of the Aurora Australis. |
author2 |
WOEHLER, ERIC (hasPrincipalInvestigator) WOEHLER, ERIC (processor) RAYMOND, BEN (processor) Australian Antarctic Data Centre (publisher) |
format |
Dataset |
title |
Seabird assemblages observed during the BROKE-West survey of the Antarctic coastline (30-80 E), January-March 2006 |
title_short |
Seabird assemblages observed during the BROKE-West survey of the Antarctic coastline (30-80 E), January-March 2006 |
title_full |
Seabird assemblages observed during the BROKE-West survey of the Antarctic coastline (30-80 E), January-March 2006 |
title_fullStr |
Seabird assemblages observed during the BROKE-West survey of the Antarctic coastline (30-80 E), January-March 2006 |
title_full_unstemmed |
Seabird assemblages observed during the BROKE-West survey of the Antarctic coastline (30-80 E), January-March 2006 |
title_sort |
seabird assemblages observed during the broke-west survey of the antarctic coastline (30-80 e), january-march 2006 |
publisher |
Australian Antarctic Data Centre |
url |
https://researchdata.ands.org.au/seabird-assemblages-observed-march-2006/700657 https://data.aad.gov.au/metadata/records/BROKE-West_Seabirds http://nla.gov.au/nla.party-617536 |
op_coverage |
Spatial: northlimit=-53.0; southlimit=-68.0; westlimit=30.0; eastLimit=80.0; projection=WGS84 Temporal: From 2006-01-03 to 2006-03-12 |
long_lat |
ENVELOPE(30.0,80.0,-53.0,-68.0) |
geographic |
Antarctic Arctic Southern Ocean The Antarctic |
geographic_facet |
Antarctic Arctic Southern Ocean The Antarctic |
genre |
Antarc* Antarctic Antarctica Arctic Arctic tern aurora australis Sea ice Snow Petrel Southern Ocean |
genre_facet |
Antarc* Antarctic Antarctica Arctic Arctic tern aurora australis Sea ice Snow Petrel Southern Ocean |
op_source |
Australian Antarctic Data Centre |
op_relation |
https://researchdata.ands.org.au/seabird-assemblages-observed-march-2006/700657 640c2834-08cd-49e5-81ca-d6711c833ca9 BROKE-West_Seabirds https://data.aad.gov.au/metadata/records/BROKE-West_Seabirds http://nla.gov.au/nla.party-617536 |
_version_ |
1766245965248856064 |