Salinity gradient and nutrients as major structuring factors of the phytoplankton communities in salt marshes

Verfasser / Beitragende:
[Salma Masmoudi, Emmanuelle Tastard, Wassim Guermazi, Aurore Caruso, Annick Morant-Manceau, Habib Ayadi]
Ort, Verlag, Jahr:
2015
Enthalten in:
Aquatic Ecology, 49/1(2015-03-01), 1-19
Format:
Artikel (online)
ID: 605509069
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024 7 0 |a 10.1007/s10452-014-9500-5  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s10452-014-9500-5 
245 0 0 |a Salinity gradient and nutrients as major structuring factors of the phytoplankton communities in salt marshes  |h [Elektronische Daten]  |c [Salma Masmoudi, Emmanuelle Tastard, Wassim Guermazi, Aurore Caruso, Annick Morant-Manceau, Habib Ayadi] 
520 3 |a This study investigated the major environmental factors structuring, for a year, phytoplankton assemblages in the Sfax saltern (Tunisia): salinity and nutrients. A STATICO analysis based on 11 environmental variables and the abundances of 64 phytoplanktonic species was conducted. STATICO is used to analyze the stable part of the relationships between the environment and species, and then to determine how these relationships change over time. The analysis confirmed that the salinity gradient had a considerable influence on the composition of the phytoplanktonic communities. Bacillariophyceae and Dinophyceae dominated in the least salty ponds, whereas Chlorophyceae and Cyanophyceae dominated in the saltiest ponds, in accordance with the halotolerance level estimated for each species by calculating the optimum salinity and salt tolerance. Nitrogen (N) and phosphorus (P) ions could have a secondary influence on the phytoplankton distribution and its dynamics. Dinophyceae seem to be favored by high ammonium (NH4 +) concentrations, whereas diatoms seem to be favored by high orthophosphates (PO4 3−) and nitrates (NO3 −) values. The Chlorophyceae Dunalliela salina thrived in the saltiest ponds when the NO3 − concentrations increased. 
540 |a Springer Science+Business Media Dordrecht, 2014 
690 7 |a Ecological preference  |2 nationallicence 
690 7 |a Phytoplankton  |2 nationallicence 
690 7 |a Solar saltern  |2 nationallicence 
690 7 |a STATICO analysis  |2 nationallicence 
700 1 |a Masmoudi  |D Salma  |u Laboratory of Biodiversity and Aquatic Ecosystems, Ecology and Planktonology, Department of Life Sciences, Faculty of Sfax University, Street Soukra Km 3.5, BP 1171, 3000, Sfax, Tunisia  |4 aut 
700 1 |a Tastard  |D Emmanuelle  |u Laboratoire Mer, Molécules, Santé (EA 2160), LUNAM université, Université du Maine, Avenue Olivier Messiaen, 72085, Le Mans Cedex 9, France  |4 aut 
700 1 |a Guermazi  |D Wassim  |u Laboratory of Biodiversity and Aquatic Ecosystems, Ecology and Planktonology, Department of Life Sciences, Faculty of Sfax University, Street Soukra Km 3.5, BP 1171, 3000, Sfax, Tunisia  |4 aut 
700 1 |a Caruso  |D Aurore  |u Laboratoire Mer, Molécules, Santé (EA 2160), LUNAM université, Université du Maine, Avenue Olivier Messiaen, 72085, Le Mans Cedex 9, France  |4 aut 
700 1 |a Morant-Manceau  |D Annick  |u Laboratoire Mer, Molécules, Santé (EA 2160), LUNAM université, Université du Maine, Avenue Olivier Messiaen, 72085, Le Mans Cedex 9, France  |4 aut 
700 1 |a Ayadi  |D Habib  |u Laboratory of Biodiversity and Aquatic Ecosystems, Ecology and Planktonology, Department of Life Sciences, Faculty of Sfax University, Street Soukra Km 3.5, BP 1171, 3000, Sfax, Tunisia  |4 aut 
773 0 |t Aquatic Ecology  |d Springer Netherlands  |g 49/1(2015-03-01), 1-19  |x 1386-2588  |q 49:1<1  |1 2015  |2 49  |o 10452 
856 4 0 |u https://doi.org/10.1007/s10452-014-9500-5  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s10452-014-9500-5  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Masmoudi  |D Salma  |u Laboratory of Biodiversity and Aquatic Ecosystems, Ecology and Planktonology, Department of Life Sciences, Faculty of Sfax University, Street Soukra Km 3.5, BP 1171, 3000, Sfax, Tunisia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Tastard  |D Emmanuelle  |u Laboratoire Mer, Molécules, Santé (EA 2160), LUNAM université, Université du Maine, Avenue Olivier Messiaen, 72085, Le Mans Cedex 9, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Guermazi  |D Wassim  |u Laboratory of Biodiversity and Aquatic Ecosystems, Ecology and Planktonology, Department of Life Sciences, Faculty of Sfax University, Street Soukra Km 3.5, BP 1171, 3000, Sfax, Tunisia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Caruso  |D Aurore  |u Laboratoire Mer, Molécules, Santé (EA 2160), LUNAM université, Université du Maine, Avenue Olivier Messiaen, 72085, Le Mans Cedex 9, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Morant-Manceau  |D Annick  |u Laboratoire Mer, Molécules, Santé (EA 2160), LUNAM université, Université du Maine, Avenue Olivier Messiaen, 72085, Le Mans Cedex 9, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Ayadi  |D Habib  |u Laboratory of Biodiversity and Aquatic Ecosystems, Ecology and Planktonology, Department of Life Sciences, Faculty of Sfax University, Street Soukra Km 3.5, BP 1171, 3000, Sfax, Tunisia  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Aquatic Ecology  |d Springer Netherlands  |g 49/1(2015-03-01), 1-19  |x 1386-2588  |q 49:1<1  |1 2015  |2 49  |o 10452