Temperature effect on respiration and photosynthesis of the symbiont-bearing planktonic foraminifera $Globigerinoides\ ruber$ , $Orbulina\ universa$ , and $Globigerinella\ siphonifera$
International audience Respiration and photosynthesis of the planktonic foraminifera Globigerinoides ruber, Orbulina universa, andGlobigerinella siphonifera and their symbiotic algae were calculated from measured dissolved oxygen gradientsusing microelectrodes, using different temperatures in dark a...
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Online Access: | https://hal.science/hal-02913778 https://hal.science/hal-02913778/document https://hal.science/hal-02913778/file/lo.2009.54.1.0210.pdf https://doi.org/10.4319/lo.2009.54.1.0210 |
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ftunivnantes:oai:HAL:hal-02913778v1 2023-05-15T18:00:41+02:00 Temperature effect on respiration and photosynthesis of the symbiont-bearing planktonic foraminifera $Globigerinoides\ ruber$ , $Orbulina\ universa$ , and $Globigerinella\ siphonifera$ Lombard, F. Erez, J. Michel, E. Labeyrie, L. Laboratoire des Sciences du Climat et de l'Environnement Gif-sur-Yvette (LSCE) Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS) The Hebrew University of Jerusalem (HUJ) Paléocéanographie (PALEOCEAN) Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS) ANR-05-BLAN-0275,ForCLIM,Quantification de la variabilité hydrologique naturelle et anthropique de l'Atlantique nord à partir des foraminifères fossiles(2005) 2009-01 https://hal.science/hal-02913778 https://hal.science/hal-02913778/document https://hal.science/hal-02913778/file/lo.2009.54.1.0210.pdf https://doi.org/10.4319/lo.2009.54.1.0210 en eng HAL CCSD American Society of Limnology and Oceanography info:eu-repo/semantics/altIdentifier/doi/10.4319/lo.2009.54.1.0210 hal-02913778 https://hal.science/hal-02913778 https://hal.science/hal-02913778/document https://hal.science/hal-02913778/file/lo.2009.54.1.0210.pdf doi:10.4319/lo.2009.54.1.0210 http://creativecommons.org/licenses/by/ info:eu-repo/semantics/OpenAccess ISSN: 1539-607X EISSN: 1539-6088 Limnology and Oceanography Bulletin https://hal.science/hal-02913778 Limnology and Oceanography Bulletin, 2009, 54 (1), pp.210-218. ⟨10.4319/lo.2009.54.1.0210⟩ [SDU.OCEAN]Sciences of the Universe [physics]/Ocean Atmosphere [SDU.ENVI]Sciences of the Universe [physics]/Continental interfaces environment info:eu-repo/semantics/article Journal articles 2009 ftunivnantes https://doi.org/10.4319/lo.2009.54.1.0210 2023-02-08T04:36:13Z International audience Respiration and photosynthesis of the planktonic foraminifera Globigerinoides ruber, Orbulina universa, andGlobigerinella siphonifera and their symbiotic algae were calculated from measured dissolved oxygen gradientsusing microelectrodes, using different temperatures in dark and light (250 mmol photon m$^{-2} s^{-12}$ conditions. Atone temperature (24°C) the respiration rate increased as a power function of the foraminiferan organic carbonmass with a 0.57 $\pm$ 0.18 exponent. The effect of temperature on respiration was quantified in two ways: bynormalizing the rates to the organic carbon mass and by normalizing the observed rates to a constant temperature(24°C). This latter normalization was also used for photosynthesis. The respiration rates increase as a function oftemperature for all species and can be described either with a $Q_{10}$ = 3.18 ($\pm$0.27) or with an Arrheniustemperature of $T_A$ = 10,293°K ($\pm$768°K). Similar calculations for net photosynthesis yielded a $Q_{10}$ 2.68($\pm$0.36) and a $T_A$ = 8766°K ($\pm$1203°K), and calculations for gross photosynthesis yielded a $Q_{10}$= 2.76 ($\pm$0.29) and a $T_A$ = 9026°K ($\pm$926°K). For the species studied, the photosynthesis : respiration ratio varied from moderate for $G.\ siphonifera$ (0.58) to very high (13) for $O.\ universa$. The high ratios indicate that photosynthesis is muchhigher than the carbon requirements for both foraminifera and symbiont growth. This excess carbon might be the source of organic exudates Article in Journal/Newspaper Planktonic foraminifera Université de Nantes: HAL-UNIV-NANTES Limnology and Oceanography 54 1 210 218 |
institution |
Open Polar |
collection |
Université de Nantes: HAL-UNIV-NANTES |
op_collection_id |
ftunivnantes |
language |
English |
topic |
[SDU.OCEAN]Sciences of the Universe [physics]/Ocean Atmosphere [SDU.ENVI]Sciences of the Universe [physics]/Continental interfaces environment |
spellingShingle |
[SDU.OCEAN]Sciences of the Universe [physics]/Ocean Atmosphere [SDU.ENVI]Sciences of the Universe [physics]/Continental interfaces environment Lombard, F. Erez, J. Michel, E. Labeyrie, L. Temperature effect on respiration and photosynthesis of the symbiont-bearing planktonic foraminifera $Globigerinoides\ ruber$ , $Orbulina\ universa$ , and $Globigerinella\ siphonifera$ |
topic_facet |
[SDU.OCEAN]Sciences of the Universe [physics]/Ocean Atmosphere [SDU.ENVI]Sciences of the Universe [physics]/Continental interfaces environment |
description |
International audience Respiration and photosynthesis of the planktonic foraminifera Globigerinoides ruber, Orbulina universa, andGlobigerinella siphonifera and their symbiotic algae were calculated from measured dissolved oxygen gradientsusing microelectrodes, using different temperatures in dark and light (250 mmol photon m$^{-2} s^{-12}$ conditions. Atone temperature (24°C) the respiration rate increased as a power function of the foraminiferan organic carbonmass with a 0.57 $\pm$ 0.18 exponent. The effect of temperature on respiration was quantified in two ways: bynormalizing the rates to the organic carbon mass and by normalizing the observed rates to a constant temperature(24°C). This latter normalization was also used for photosynthesis. The respiration rates increase as a function oftemperature for all species and can be described either with a $Q_{10}$ = 3.18 ($\pm$0.27) or with an Arrheniustemperature of $T_A$ = 10,293°K ($\pm$768°K). Similar calculations for net photosynthesis yielded a $Q_{10}$ 2.68($\pm$0.36) and a $T_A$ = 8766°K ($\pm$1203°K), and calculations for gross photosynthesis yielded a $Q_{10}$= 2.76 ($\pm$0.29) and a $T_A$ = 9026°K ($\pm$926°K). For the species studied, the photosynthesis : respiration ratio varied from moderate for $G.\ siphonifera$ (0.58) to very high (13) for $O.\ universa$. The high ratios indicate that photosynthesis is muchhigher than the carbon requirements for both foraminifera and symbiont growth. This excess carbon might be the source of organic exudates |
author2 |
Laboratoire des Sciences du Climat et de l'Environnement Gif-sur-Yvette (LSCE) Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS) The Hebrew University of Jerusalem (HUJ) Paléocéanographie (PALEOCEAN) Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS) ANR-05-BLAN-0275,ForCLIM,Quantification de la variabilité hydrologique naturelle et anthropique de l'Atlantique nord à partir des foraminifères fossiles(2005) |
format |
Article in Journal/Newspaper |
author |
Lombard, F. Erez, J. Michel, E. Labeyrie, L. |
author_facet |
Lombard, F. Erez, J. Michel, E. Labeyrie, L. |
author_sort |
Lombard, F. |
title |
Temperature effect on respiration and photosynthesis of the symbiont-bearing planktonic foraminifera $Globigerinoides\ ruber$ , $Orbulina\ universa$ , and $Globigerinella\ siphonifera$ |
title_short |
Temperature effect on respiration and photosynthesis of the symbiont-bearing planktonic foraminifera $Globigerinoides\ ruber$ , $Orbulina\ universa$ , and $Globigerinella\ siphonifera$ |
title_full |
Temperature effect on respiration and photosynthesis of the symbiont-bearing planktonic foraminifera $Globigerinoides\ ruber$ , $Orbulina\ universa$ , and $Globigerinella\ siphonifera$ |
title_fullStr |
Temperature effect on respiration and photosynthesis of the symbiont-bearing planktonic foraminifera $Globigerinoides\ ruber$ , $Orbulina\ universa$ , and $Globigerinella\ siphonifera$ |
title_full_unstemmed |
Temperature effect on respiration and photosynthesis of the symbiont-bearing planktonic foraminifera $Globigerinoides\ ruber$ , $Orbulina\ universa$ , and $Globigerinella\ siphonifera$ |
title_sort |
temperature effect on respiration and photosynthesis of the symbiont-bearing planktonic foraminifera $globigerinoides\ ruber$ , $orbulina\ universa$ , and $globigerinella\ siphonifera$ |
publisher |
HAL CCSD |
publishDate |
2009 |
url |
https://hal.science/hal-02913778 https://hal.science/hal-02913778/document https://hal.science/hal-02913778/file/lo.2009.54.1.0210.pdf https://doi.org/10.4319/lo.2009.54.1.0210 |
genre |
Planktonic foraminifera |
genre_facet |
Planktonic foraminifera |
op_source |
ISSN: 1539-607X EISSN: 1539-6088 Limnology and Oceanography Bulletin https://hal.science/hal-02913778 Limnology and Oceanography Bulletin, 2009, 54 (1), pp.210-218. ⟨10.4319/lo.2009.54.1.0210⟩ |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.4319/lo.2009.54.1.0210 hal-02913778 https://hal.science/hal-02913778 https://hal.science/hal-02913778/document https://hal.science/hal-02913778/file/lo.2009.54.1.0210.pdf doi:10.4319/lo.2009.54.1.0210 |
op_rights |
http://creativecommons.org/licenses/by/ info:eu-repo/semantics/OpenAccess |
op_doi |
https://doi.org/10.4319/lo.2009.54.1.0210 |
container_title |
Limnology and Oceanography |
container_volume |
54 |
container_issue |
1 |
container_start_page |
210 |
op_container_end_page |
218 |
_version_ |
1766169873905352704 |