The dynamical landscape of marine phytoplankton diversity
International audience Observations suggest that the landscape of marine phytoplankton assemblage might be strongly heterogeneous at the dynamical mesoscale and submesoscale (10–100 km, days to months), with potential consequences in terms of global diversity and carbon export. But these variations...
Published in: | Journal of The Royal Society Interface |
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Main Authors: | , , , , |
Other Authors: | , , , , , , , |
Format: | Article in Journal/Newspaper |
Language: | English |
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HAL CCSD
2015
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Online Access: | https://hal.science/hal-01212726 https://doi.org/10.1098/rsif.2015.0481 |
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ftunivparis:oai:HAL:hal-01212726v1 |
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openpolar |
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Open Polar |
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Université de Paris: Portail HAL |
op_collection_id |
ftunivparis |
language |
English |
topic |
phytoplankton biodiversity diatoms mesoscale eddies submesoscale fronts [PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph] |
spellingShingle |
phytoplankton biodiversity diatoms mesoscale eddies submesoscale fronts [PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph] Lévy, Marina Jahn, Oliver Dutkiewicz, Stephanie Follows, Michael J. d'Ovidio, Francesco The dynamical landscape of marine phytoplankton diversity |
topic_facet |
phytoplankton biodiversity diatoms mesoscale eddies submesoscale fronts [PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph] |
description |
International audience Observations suggest that the landscape of marine phytoplankton assemblage might be strongly heterogeneous at the dynamical mesoscale and submesoscale (10–100 km, days to months), with potential consequences in terms of global diversity and carbon export. But these variations are not well documented as synoptic taxonomic data are difficult to acquire. Here, we examine how phytoplankton assemblage and diversity vary between mesoscale eddies and submesoscale fronts. We use a multi-phytoplankton numerical model embedded in a mesoscale flow representative of the North Atlantic. Our model results suggest that the mesoscale flow dynamically distorts the niches predefined by environmental contrasts at the basin scale and that the phytoplankton diversity landscape varies over temporal and spatial scales that are one order of magnitude smaller than those of the basin-scale environmental conditions. We find that any assemblage and any level of diversity can occur in eddies and fronts. However, on a statistical level, the results suggest a tendency for larger diversity and more fast-growing types at fronts, where nutrient supplies are larger and where populations of adjacent water masses are constantly brought into contact; and lower diversity in the core of eddies, where water masses are kept isolated long enough to enable competitive exclusion. |
author2 |
Processus de couplage à Petite Echelle, Ecosystèmes et Prédateurs Supérieurs (PEPS) Laboratoire d'Océanographie et du Climat : Expérimentations et Approches Numériques (LOCEAN) Muséum national d'Histoire naturelle (MNHN)-Institut de Recherche pour le Développement (IRD)-Université Pierre et Marie Curie - Paris 6 (UPMC)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)-Institut Pierre-Simon-Laplace (IPSL (FR_636)) École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-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 Diderot - Paris 7 (UPD7)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université Paris Diderot - Paris 7 (UPD7)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Muséum national d'Histoire naturelle (MNHN)-Institut de Recherche pour le Développement (IRD)-Université Pierre et Marie Curie - Paris 6 (UPMC)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)-Institut Pierre-Simon-Laplace (IPSL (FR_636)) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université Paris Diderot - Paris 7 (UPD7)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS) Massachusetts Institute of Technology (MIT) |
format |
Article in Journal/Newspaper |
author |
Lévy, Marina Jahn, Oliver Dutkiewicz, Stephanie Follows, Michael J. d'Ovidio, Francesco |
author_facet |
Lévy, Marina Jahn, Oliver Dutkiewicz, Stephanie Follows, Michael J. d'Ovidio, Francesco |
author_sort |
Lévy, Marina |
title |
The dynamical landscape of marine phytoplankton diversity |
title_short |
The dynamical landscape of marine phytoplankton diversity |
title_full |
The dynamical landscape of marine phytoplankton diversity |
title_fullStr |
The dynamical landscape of marine phytoplankton diversity |
title_full_unstemmed |
The dynamical landscape of marine phytoplankton diversity |
title_sort |
dynamical landscape of marine phytoplankton diversity |
publisher |
HAL CCSD |
publishDate |
2015 |
url |
https://hal.science/hal-01212726 https://doi.org/10.1098/rsif.2015.0481 |
genre |
North Atlantic |
genre_facet |
North Atlantic |
op_source |
ISSN: 1742-5689 EISSN: 1742-5662 Journal of the Royal Society Interface https://hal.science/hal-01212726 Journal of the Royal Society Interface, 2015, 12 (111), pp.20150481. ⟨10.1098/rsif.2015.0481⟩ |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.1098/rsif.2015.0481 info:eu-repo/semantics/altIdentifier/pmid/26400196 hal-01212726 https://hal.science/hal-01212726 doi:10.1098/rsif.2015.0481 PUBMED: 26400196 PUBMEDCENTRAL: PMC4614488 |
op_doi |
https://doi.org/10.1098/rsif.2015.0481 |
container_title |
Journal of The Royal Society Interface |
container_volume |
12 |
container_issue |
111 |
container_start_page |
20150481 |
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1799485099935268864 |
spelling |
ftunivparis:oai:HAL:hal-01212726v1 2024-05-19T07:45:09+00:00 The dynamical landscape of marine phytoplankton diversity Lévy, Marina Jahn, Oliver Dutkiewicz, Stephanie Follows, Michael J. d'Ovidio, Francesco Processus de couplage à Petite Echelle, Ecosystèmes et Prédateurs Supérieurs (PEPS) Laboratoire d'Océanographie et du Climat : Expérimentations et Approches Numériques (LOCEAN) Muséum national d'Histoire naturelle (MNHN)-Institut de Recherche pour le Développement (IRD)-Université Pierre et Marie Curie - Paris 6 (UPMC)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)-Institut Pierre-Simon-Laplace (IPSL (FR_636)) École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-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 Diderot - Paris 7 (UPD7)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université Paris Diderot - Paris 7 (UPD7)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Muséum national d'Histoire naturelle (MNHN)-Institut de Recherche pour le Développement (IRD)-Université Pierre et Marie Curie - Paris 6 (UPMC)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)-Institut Pierre-Simon-Laplace (IPSL (FR_636)) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université Paris Diderot - Paris 7 (UPD7)-École polytechnique (X)-Centre National d'Études Spatiales Toulouse (CNES)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS) Massachusetts Institute of Technology (MIT) 2015-09-23 https://hal.science/hal-01212726 https://doi.org/10.1098/rsif.2015.0481 en eng HAL CCSD the Royal Society info:eu-repo/semantics/altIdentifier/doi/10.1098/rsif.2015.0481 info:eu-repo/semantics/altIdentifier/pmid/26400196 hal-01212726 https://hal.science/hal-01212726 doi:10.1098/rsif.2015.0481 PUBMED: 26400196 PUBMEDCENTRAL: PMC4614488 ISSN: 1742-5689 EISSN: 1742-5662 Journal of the Royal Society Interface https://hal.science/hal-01212726 Journal of the Royal Society Interface, 2015, 12 (111), pp.20150481. ⟨10.1098/rsif.2015.0481⟩ phytoplankton biodiversity diatoms mesoscale eddies submesoscale fronts [PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph] info:eu-repo/semantics/article Journal articles 2015 ftunivparis https://doi.org/10.1098/rsif.2015.0481 2024-04-23T03:52:54Z International audience Observations suggest that the landscape of marine phytoplankton assemblage might be strongly heterogeneous at the dynamical mesoscale and submesoscale (10–100 km, days to months), with potential consequences in terms of global diversity and carbon export. But these variations are not well documented as synoptic taxonomic data are difficult to acquire. Here, we examine how phytoplankton assemblage and diversity vary between mesoscale eddies and submesoscale fronts. We use a multi-phytoplankton numerical model embedded in a mesoscale flow representative of the North Atlantic. Our model results suggest that the mesoscale flow dynamically distorts the niches predefined by environmental contrasts at the basin scale and that the phytoplankton diversity landscape varies over temporal and spatial scales that are one order of magnitude smaller than those of the basin-scale environmental conditions. We find that any assemblage and any level of diversity can occur in eddies and fronts. However, on a statistical level, the results suggest a tendency for larger diversity and more fast-growing types at fronts, where nutrient supplies are larger and where populations of adjacent water masses are constantly brought into contact; and lower diversity in the core of eddies, where water masses are kept isolated long enough to enable competitive exclusion. Article in Journal/Newspaper North Atlantic Université de Paris: Portail HAL Journal of The Royal Society Interface 12 111 20150481 |