Trophic interactions within high Antarctic shelf communities: food web structure and the significance of fish
Antarctic, Weddell Sea, ecosystem functioning, trophic interactions, food web complexity, stable isotopes, Notothenioidei, vulnerability, Pleuragramma antarcticum. - Knowledge about food web structure and trophic relationships is essential for the identification of bottlenecks and vulnerable compart...
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Niedersächsische Staats- und Universitätsbibliothek
2008
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ftgbv:oai:gbv.de:opac-de-7:ppn:565315854 2023-05-15T14:01:55+02:00 Trophic interactions within high Antarctic shelf communities: food web structure and the significance of fish Mintenbeck, Katja 2008 electronic Elektronische Ressource electronic resource remote Online-Ressource (178 p. = 3123 KB, text and images) http://webdoc.sub.gwdg.de/ebook/dissts/Bremen/Mintenbeck2008.pdf http://nbn-resolving.de/urn:nbn:de:gbv:46-diss000109584 eng eng Niedersächsische Staats- und Universitätsbibliothek Staats- und Universitätsbibliothek [Host] 577.16091673 2008 ftgbv 2016-01-30T08:36:37Z Antarctic, Weddell Sea, ecosystem functioning, trophic interactions, food web complexity, stable isotopes, Notothenioidei, vulnerability, Pleuragramma antarcticum. - Knowledge about food web structure and trophic relationships is essential for the identification of bottlenecks and vulnerable compartments to estimate ecosystem response to environmental alterations and its impact on overall ecosystem functioning. Fish take a central position in the Southern Ocean food web as they provide a major trophic link between small-sized invertebrates and warm-blooded apex predators. The demersal fish community seems to be resistant to species extinctions and resource fluctuations due to high functional redundancy and a high degree of species' trophic generalism. The pelagic fish community, in contrast, seems to be highly sensitive to any kind of alteration due to species# trophic specialism and low functional compensability. The Antarctic silverfish, Pleuragramma antarcticum, a shoaling zooplankton-feeding pelagic fish, represents an Achilles' heel in the high Antarctic food web. Univ., Diss.--Bremen, 2008 Other/Unknown Material Antarc* Antarctic Antarctic silverfish Southern Ocean Weddell Sea Georg-August-Universität Göttingen: GOEDOC Achilles Heel ENVELOPE(-63.596,-63.596,-64.500,-64.500) Antarctic Southern Ocean The Antarctic Weddell Weddell Sea |
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Open Polar |
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Georg-August-Universität Göttingen: GOEDOC |
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language |
English |
topic |
577.16091673 |
spellingShingle |
577.16091673 Trophic interactions within high Antarctic shelf communities: food web structure and the significance of fish |
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577.16091673 |
description |
Antarctic, Weddell Sea, ecosystem functioning, trophic interactions, food web complexity, stable isotopes, Notothenioidei, vulnerability, Pleuragramma antarcticum. - Knowledge about food web structure and trophic relationships is essential for the identification of bottlenecks and vulnerable compartments to estimate ecosystem response to environmental alterations and its impact on overall ecosystem functioning. Fish take a central position in the Southern Ocean food web as they provide a major trophic link between small-sized invertebrates and warm-blooded apex predators. The demersal fish community seems to be resistant to species extinctions and resource fluctuations due to high functional redundancy and a high degree of species' trophic generalism. The pelagic fish community, in contrast, seems to be highly sensitive to any kind of alteration due to species# trophic specialism and low functional compensability. The Antarctic silverfish, Pleuragramma antarcticum, a shoaling zooplankton-feeding pelagic fish, represents an Achilles' heel in the high Antarctic food web. Univ., Diss.--Bremen, 2008 |
author2 |
Mintenbeck, Katja |
title |
Trophic interactions within high Antarctic shelf communities: food web structure and the significance of fish |
title_short |
Trophic interactions within high Antarctic shelf communities: food web structure and the significance of fish |
title_full |
Trophic interactions within high Antarctic shelf communities: food web structure and the significance of fish |
title_fullStr |
Trophic interactions within high Antarctic shelf communities: food web structure and the significance of fish |
title_full_unstemmed |
Trophic interactions within high Antarctic shelf communities: food web structure and the significance of fish |
title_sort |
trophic interactions within high antarctic shelf communities: food web structure and the significance of fish |
publisher |
Niedersächsische Staats- und Universitätsbibliothek |
publishDate |
2008 |
url |
http://webdoc.sub.gwdg.de/ebook/dissts/Bremen/Mintenbeck2008.pdf http://nbn-resolving.de/urn:nbn:de:gbv:46-diss000109584 |
long_lat |
ENVELOPE(-63.596,-63.596,-64.500,-64.500) |
geographic |
Achilles Heel Antarctic Southern Ocean The Antarctic Weddell Weddell Sea |
geographic_facet |
Achilles Heel Antarctic Southern Ocean The Antarctic Weddell Weddell Sea |
genre |
Antarc* Antarctic Antarctic silverfish Southern Ocean Weddell Sea |
genre_facet |
Antarc* Antarctic Antarctic silverfish Southern Ocean Weddell Sea |
_version_ |
1766271974574653440 |