ORIGINAL PAPER
Abstract For a better understanding of the role of mesopelagic fish in the Southern Ocean food web, the energy and water content of Bathylagus antarcticus, Electrona antarctica and Gymnoscopelus braueri from the Lazarev Sea were investigated. Mean dry weight energy content of B. antarcticus (20.4 kJ...
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ftciteseerx:oai:CiteSeerX.psu:10.1.1.471.5016 2023-05-15T13:57:36+02:00 ORIGINAL PAPER Anton Van Putte Æ Hauke Flores Æ Filip Volckaert Jan Andries Van Franeker The Pennsylvania State University CiteSeerX Archives application/pdf http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.471.5016 en eng http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.471.5016 Metadata may be used without restrictions as long as the oai identifier remains attached to it. https://lirias.kuleuven.be/bitstream/123456789/60638/1/PolBiol-2006-VandePutte+et+al.pdf text ftciteseerx 2016-01-08T07:18:55Z Abstract For a better understanding of the role of mesopelagic fish in the Southern Ocean food web, the energy and water content of Bathylagus antarcticus, Electrona antarctica and Gymnoscopelus braueri from the Lazarev Sea were investigated. Mean dry weight energy content of B. antarcticus (20.4 kJ g1) was sig-nificantly lower than in E. antarctica and G. braueri (both 29.4 kJ g1). In E. antarctica, an increase of dry weight energy density with age was evident from 26.9 kJ g1 in juveniles of less than 1 year of age to 32.0 kJ g1 in 3-year-old fish. Water content decreased with size in all three species. Abundant high-energy species such as E. antarctica are at a key position in the food web. Due to a marked influence of age on energy content, population structure can be an important var-iable in estimates of energy fluxes in the Southern Ocean ecosystem. Text Antarc* Antarctica antarcticus E. Antarctica Lazarev Sea Southern Ocean Unknown Lazarev ENVELOPE(12.917,12.917,-69.967,-69.967) Lazarev Sea ENVELOPE(7.000,7.000,-68.000,-68.000) Southern Ocean |
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Open Polar |
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Unknown |
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ftciteseerx |
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English |
description |
Abstract For a better understanding of the role of mesopelagic fish in the Southern Ocean food web, the energy and water content of Bathylagus antarcticus, Electrona antarctica and Gymnoscopelus braueri from the Lazarev Sea were investigated. Mean dry weight energy content of B. antarcticus (20.4 kJ g1) was sig-nificantly lower than in E. antarctica and G. braueri (both 29.4 kJ g1). In E. antarctica, an increase of dry weight energy density with age was evident from 26.9 kJ g1 in juveniles of less than 1 year of age to 32.0 kJ g1 in 3-year-old fish. Water content decreased with size in all three species. Abundant high-energy species such as E. antarctica are at a key position in the food web. Due to a marked influence of age on energy content, population structure can be an important var-iable in estimates of energy fluxes in the Southern Ocean ecosystem. |
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The Pennsylvania State University CiteSeerX Archives |
format |
Text |
author |
Anton Van Putte Æ Hauke Flores Æ Filip Volckaert Jan Andries Van Franeker |
spellingShingle |
Anton Van Putte Æ Hauke Flores Æ Filip Volckaert Jan Andries Van Franeker ORIGINAL PAPER |
author_facet |
Anton Van Putte Æ Hauke Flores Æ Filip Volckaert Jan Andries Van Franeker |
author_sort |
Anton Van Putte |
title |
ORIGINAL PAPER |
title_short |
ORIGINAL PAPER |
title_full |
ORIGINAL PAPER |
title_fullStr |
ORIGINAL PAPER |
title_full_unstemmed |
ORIGINAL PAPER |
title_sort |
original paper |
url |
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.471.5016 |
long_lat |
ENVELOPE(12.917,12.917,-69.967,-69.967) ENVELOPE(7.000,7.000,-68.000,-68.000) |
geographic |
Lazarev Lazarev Sea Southern Ocean |
geographic_facet |
Lazarev Lazarev Sea Southern Ocean |
genre |
Antarc* Antarctica antarcticus E. Antarctica Lazarev Sea Southern Ocean |
genre_facet |
Antarc* Antarctica antarcticus E. Antarctica Lazarev Sea Southern Ocean |
op_source |
https://lirias.kuleuven.be/bitstream/123456789/60638/1/PolBiol-2006-VandePutte+et+al.pdf |
op_relation |
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.471.5016 |
op_rights |
Metadata may be used without restrictions as long as the oai identifier remains attached to it. |
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1766265314771730432 |