Are Antarctic suspension-feeding communities different from those elsewhere in the world?
This paper presents results of the Midterm Symposium of the SCAR programme "Ecology of the Antartic sea Ice Zone" (EASIZ).-- 13 páginas, 4 figuras, 1 tabla This paper reviews the trophic ecology of benthic suspension feeders in Antarctic shelf communities, studied within SCAR's EASIZ...
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Online Access: | http://hdl.handle.net/10261/74978 https://doi.org/10.1007/s003000100257 |
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ftcsic:oai:digital.csic.es:10261/74978 2024-02-11T09:55:50+01:00 Are Antarctic suspension-feeding communities different from those elsewhere in the world? Gili, Josep Maria Coma, Rafael Orejas, Covadonga López-González, Pablo J. Zabala, Mikel 2001-07 http://hdl.handle.net/10261/74978 https://doi.org/10.1007/s003000100257 en eng Springer https://doi.org/10.1007/978-3-642-59419-9_15 Polar Biology 24(7): 473-485 (2001) 0722-4060 http://hdl.handle.net/10261/74978 doi:10.1007/s003000100257 1432-2056 none artículo http://purl.org/coar/resource_type/c_6501 2001 ftcsic https://doi.org/10.1007/s00300010025710.1007/978-3-642-59419-9_15 2024-01-16T09:38:27Z This paper presents results of the Midterm Symposium of the SCAR programme "Ecology of the Antartic sea Ice Zone" (EASIZ).-- 13 páginas, 4 figuras, 1 tabla This paper reviews the trophic ecology of benthic suspension feeders in Antarctic shelf communities, studied within SCAR's EASIZ Programme, in comparison with published information from other seas. Dense benthic suspension-feeder communities capture large quantities of particles and may directly regulate primary, and indirectly, secondary production in littoral food chains. Most work has been performed in temperate and tropical seas; however, little is known about suspension feeders in cold environments. Recent studies on Antarctic littoral benthic suspension feeders suggest the period of winter inactivity may last only a few weeks. This contrasts with the hypothesis that in Antarctic communities there is a prolonged period of minimal activity lasting at least 6 months during the austral winter. Results from other oceans may explain how dense benthic communities could develop under such conditions. Alternative food sources, i.e. the "fine fraction", sediment resuspension, lateral advection and efficient food assimilation may play a significant role in the development of suspension-feeder dominated, very diversified, high biomass and three-dimensionally structured communities on the Antarctic shelf Support for this work was provided by CICYT (Spanish Antartic Research Programme) grants ANT97-1533-E, ANT98-1738-E and by PhD fellowships from DAAD (A/96/13073) and the European Commission (TMR-CT97-2813) to C.O. and a RED contract from the Generalitat de Catalunya" to R.C. Peer reviewed Article in Journal/Newspaper Antarc* Antarctic antartic* Polar Biology Sea ice Digital.CSIC (Spanish National Research Council) Antarctic Austral The Antarctic Polar Biology 24 7 473 485 |
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Open Polar |
collection |
Digital.CSIC (Spanish National Research Council) |
op_collection_id |
ftcsic |
language |
English |
description |
This paper presents results of the Midterm Symposium of the SCAR programme "Ecology of the Antartic sea Ice Zone" (EASIZ).-- 13 páginas, 4 figuras, 1 tabla This paper reviews the trophic ecology of benthic suspension feeders in Antarctic shelf communities, studied within SCAR's EASIZ Programme, in comparison with published information from other seas. Dense benthic suspension-feeder communities capture large quantities of particles and may directly regulate primary, and indirectly, secondary production in littoral food chains. Most work has been performed in temperate and tropical seas; however, little is known about suspension feeders in cold environments. Recent studies on Antarctic littoral benthic suspension feeders suggest the period of winter inactivity may last only a few weeks. This contrasts with the hypothesis that in Antarctic communities there is a prolonged period of minimal activity lasting at least 6 months during the austral winter. Results from other oceans may explain how dense benthic communities could develop under such conditions. Alternative food sources, i.e. the "fine fraction", sediment resuspension, lateral advection and efficient food assimilation may play a significant role in the development of suspension-feeder dominated, very diversified, high biomass and three-dimensionally structured communities on the Antarctic shelf Support for this work was provided by CICYT (Spanish Antartic Research Programme) grants ANT97-1533-E, ANT98-1738-E and by PhD fellowships from DAAD (A/96/13073) and the European Commission (TMR-CT97-2813) to C.O. and a RED contract from the Generalitat de Catalunya" to R.C. Peer reviewed |
format |
Article in Journal/Newspaper |
author |
Gili, Josep Maria Coma, Rafael Orejas, Covadonga López-González, Pablo J. Zabala, Mikel |
spellingShingle |
Gili, Josep Maria Coma, Rafael Orejas, Covadonga López-González, Pablo J. Zabala, Mikel Are Antarctic suspension-feeding communities different from those elsewhere in the world? |
author_facet |
Gili, Josep Maria Coma, Rafael Orejas, Covadonga López-González, Pablo J. Zabala, Mikel |
author_sort |
Gili, Josep Maria |
title |
Are Antarctic suspension-feeding communities different from those elsewhere in the world? |
title_short |
Are Antarctic suspension-feeding communities different from those elsewhere in the world? |
title_full |
Are Antarctic suspension-feeding communities different from those elsewhere in the world? |
title_fullStr |
Are Antarctic suspension-feeding communities different from those elsewhere in the world? |
title_full_unstemmed |
Are Antarctic suspension-feeding communities different from those elsewhere in the world? |
title_sort |
are antarctic suspension-feeding communities different from those elsewhere in the world? |
publisher |
Springer |
publishDate |
2001 |
url |
http://hdl.handle.net/10261/74978 https://doi.org/10.1007/s003000100257 |
geographic |
Antarctic Austral The Antarctic |
geographic_facet |
Antarctic Austral The Antarctic |
genre |
Antarc* Antarctic antartic* Polar Biology Sea ice |
genre_facet |
Antarc* Antarctic antartic* Polar Biology Sea ice |
op_relation |
https://doi.org/10.1007/978-3-642-59419-9_15 Polar Biology 24(7): 473-485 (2001) 0722-4060 http://hdl.handle.net/10261/74978 doi:10.1007/s003000100257 1432-2056 |
op_rights |
none |
op_doi |
https://doi.org/10.1007/s00300010025710.1007/978-3-642-59419-9_15 |
container_title |
Polar Biology |
container_volume |
24 |
container_issue |
7 |
container_start_page |
473 |
op_container_end_page |
485 |
_version_ |
1790598987851497472 |