Search Results - "Chevalier, Cristele"

Synergy between Low Earth Orbit (LEO)—MODIS and Geostationary Earth Orbit (GEO)—GOES Sensors for Sargassum Monitoring in the Atlantic Ocean by Minghelli, Audrey, Chevalier, Cristele, Descloitres, Jacques, Berline, Léo, Blanc, Philippe, Chami, Malik

“…Since 2011, massive stranding of the brown algae Sargassum has regularly affected the coastal waters of the West Caribbean, Brazil, and West Africa, leading to…”
Get full text

Population Genomics and Lagrangian Modeling Shed Light on Dispersal Events in the Mediterranean Endemic Ericaria zosteroides (=Cystoseira zosteroides) (Fucales) by Reynes, Lauric, Aurelle, Didier, Chevalier, Cristele, Pinazo, Christel, Valero, Myriam, Mauger, Stéphane, Sartoretto, Stéphane, Blanfuné, Aurélie, Ruitton, Sandrine, Boudouresque, Charles-François, Verlaque, Marc, Thibaut, Thierry

“…Dispersal is a central process that affects population growth, gene flow, and ultimately species persistence. Here we investigate the extent to which gene flow…”
Get full text

Larval connectivity of the invasive blue crabs Callinectes sapidus and Portunus segnis in the Mediterranean Sea: A step toward improved cross border management by Marchessaux, Guillaume, Chevalier, Cristèle, Mangano, Maria Cristina, Sarà, Gianluca

“…The two invasive blue crabs, Callinectes sapidus and Portunus segnis have spread rapidly in the Mediterranean and no data exists on the connectivity of…”
Get full text

From In Situ to satellite observations of pelagic Sargassum distribution and aggregation in the Tropical North Atlantic Ocean by Ody, Anouck, Thibaut, Thierry, Berline, Léo, Changeux, Thomas, André, Jean-Michel, Chevalier, Cristèle, Blanfuné, Aurélie, Blanchot, Jean, Ruitton, Sandrine, Stiger-Pouvreau, Valérie, Connan, Solène, Grelet, Jacques, Aurelle, Didier, Guéné, Mathilde, Bataille, Hubert, Bachelier, Céline, Guillemain, Dorian, Schmidt, Natascha, Fauvelle, Vincent, Guasco, Sophie, Ménard, Frédéric

“…The present study reports on observations carried out in the Tropical North Atlantic in summer and autumn 2017, documenting Sargassum aggregations using both…”
Get full text

Impact of Tropical Cyclones on Pelagic Sargassum by Sosa‐Gutierrez, Rosmery, Jouanno, Julien, Berline, Leo, Descloitres, Jacques, Chevalier, Cristèle

“…The strong proliferation of holopelagic Sargassum in the Tropical Atlantic from 2011, raises many questions on the environmental factors controlling their…”
Get full text

Coupled effects of tide and swell on water renewal in a meso-tidal channel lagoon: Case of the Toliara Lagoon (Madagascar) by Moustapha, Sow, Chevalier, Cristèle, Sow, Bamol, Pagano, Marc, Devenon, Jean-Luc

“…In this article, based on the example of the Toliara lagoon in Madagascar, we identified the major impacts of the two main drivers of the water renewal in a…”
Get full text

3D modeling of phytoplankton seasonal variation and nutrient budget in a southern Mediterranean Lagoon by Béjaoui, Béchir, Solidoro, Cosimo, Harzallah, Ali, Chevalier, Cristèle, Chapelle, Annie, Zaaboub, Noureddine, Aleya, Lotfi

“…A 3D coupled physical-biogeochemical model is developed and applied to Bizerte Lagoon (Tunisia), in order to understand and quantitatively assess its…”
Get full text

Hindcasting the 2017 dispersal of Sargassum algae in the Tropical North Atlantic by Berline, Léo, Ody, Anouck, Jouanno, Julien, Chevalier, Cristèle, André, Jean-Michel, Thibaut, Thierry, Ménard, Frédéric

“…Since 2011, huge amounts of Sargassum algae are detected in the equatorial Atlantic, causing large strandings events on the coasts of the West Indies, Brazil…”
Get full text

Zooplankton abundance and community structure driven by tidal currents in a Mediterranean coastal lagoon (Boughrara, Tunisia, SW Mediterranean Sea) by Makhlouf Belkahia, Nouha, Pagano, Marc, Chevalier, Cristèle, Devenon, Jean Luc, Daly Yahia, Mohamed Néjib

“…Lagoons and coastal marine zones are very productive and useful ecosystems, but they are threatened by the effects of global change and anthropogenic…”
Get full text

Revisited Estimation of Moderate Resolution Sargassum Fractional Coverage Using Decametric Satellite Data (S2-MSI) by Descloitres, Jacques, Minghelli, Audrey, Steinmetz, François, Chevalier, Cristèle, Chami, Malik, Berline, Léo

“…Since 2011, massive stranding of the brown algae Sargassum has regularly affected the coastal waters of the West Caribbean, Brazil and West Africa, leading to…”
Get full text

Refugia area for the ctenophore Mnemiopsis leidyi A. Agassiz 1865 in the Berre Lagoon (southeast France): The key to its persistence by Marchessaux, Guillaume, Faure, Vincent, Chevalier, Cristèle, Thibault, Delphine

“…The invasive ctenophore, Mnemiopsis leidyi has been proliferating in lagoons and coastal areas around Europe for almost 20 years but the role and the impact of…”
Get full text

Detection of Sargassum from Sentinel Satellite Sensors Using Deep Learning Approach by Laval, Marine, Belmouhcine, Abdelbadie, Courtrai, Luc, Descloitres, Jacques, Salazar-Garibay, Adán, Schamberger, Léa, Minghelli, Audrey, Thibaut, Thierry, Dorville, René, Mazoyer, Camille, Zongo, Pascal, Chevalier, Cristèle

“…Since 2011, the proliferation of brown macro-algae of the genus Sargassum has considerably increased in the North Tropical Atlantic Sea, all the way from the…”
Get full text

In situ observations and modelling revealed environmental factors favouring occurrence of Vibrio in microbiome of the pelagic Sargassum responsible for strandings by Michotey, Valérie, Blanfuné, Aurélie, Chevalier, Cristèle, Garel, Marc, Diaz, Frédéric, Berline, Léo, Le Grand, Louis, Armougom, Fabrice, Guasco, Sophie, Ruitton, Sandrine, Changeux, Thomas, Belloni, Bruno, Blanchot, Jean, Ménard, Frédéric, Thibaut, Thierry

“…Historically, pelagic Sargassum were only found in the Sargasso Sea. Since 2011, blooms were regularly observed in warmer water, further south. Their…”
Get full text

Synthesis review of the Gulf of Gabes (eastern Mediterranean Sea, Tunisia): Morphological, climatic, physical oceanographic, biogeochemical and fisheries features by Béjaoui, Béchir, Ben Ismail, Sana, Othmani, Achref, Ben Abdallah-Ben Hadj Hamida, Olfa, Chevalier, Cristèle, Feki-Sahnoun, Wafa, Harzallah, Ali, Ben Hadj Hamida, Nader, Bouaziz, Riadh, Dahech, Salem, Diaz, Frédéric, Tounsi, Khouthir, Sammari, Cherif, Pagano, Marc, Bel Hassen, Malika

“…•The coastal morphology of the Gulf of Gabes is characterized by beaches, cliffs and wetlands.•The climate of the Gulf of Gabes is characterized by temperate…”
Get full text

Effects of physical forcing on short-term plankton dynamics in a narrow coral reef lagoon (Ouano, New Caledonia): a two-week high-frequency study by Rodier, Martine, Pagano, Marc, Lhomond, Lucas, Péricaud, Jean-Baptiste, Guilloux, Loïc, Devenon, Jean-Luc, Chevalier, Cristèle

“…Abstract The response of plankton communities to short-term climatic events was studied in a narrow coral reef lagoon representative of the channel-type…”
Get full text

Filtering out false Sargassum detections using context features by Podlejski, Witold, Descloitres, Jacques, Chevalier, Cristèle, Minghelli, Audrey, Lett, Christophe, Berline, Léo

“…Since 2011, the distribution extent of pelagic Sargassum algae has substantially increased and now covers the whole Tropical North Atlantic Ocean, with…”
Get full text

High-resolution numerical modelling of the barotropic tides in the Gulf of Gabes, eastern Mediterranean Sea (Tunisia) by Othmani, Achref, Béjaoui, Béchir, Chevalier, Cristèle, Elhmaidi, Dalila, Devenon, Jean-Luc, Aleya, Lotfi

“…A high-resolution 2D barotropic tidal model was developed for the Gulf of Gabes and used to characterise hydrodynamic processes and tidal dynamics. The model…”
Get full text

Microplastics in surface waters of the Gulf of Gabes, southern Mediterranean Sea: Distribution, composition and influence of hydrodynamics by Zayen, Amal, Sayadi, Sami, Chevalier, Cristele, Boukthir, Moncef, Ben Ismail, Sana, Tedetti, Marc

“…The Mediterranean Sea has been described as one of the most affected areas by marine litter in the world. Although microplastics and their effects have been…”
Get full text

Effects of the sandbar breaching on hydrobiological parameters and zooplankton communities in the Senegal River Estuary (West Africa) by Champalbert, Gisèle, Pagano, Marc, Arfi, Robert, Chevalier, Cristèle

“…•The Senegal River Estuary (SRE) pelagic ecosystem changed with a sandbar opening.•The marine influence increased all over the SRE and the horizontal gradients…”
Get full text

Circulation patterns in a channel reef-lagoon system, Ouano lagoon, New Caledonia by Sous, Damien, Chevalier, Cristele, Devenon, Jean-Luc, Blanchot, Jean, Pagano, Marc

“…This paper reports on two three-months field experiments carried out in the Ouano lagoon, New Caledonia. This channel-type lagoon, exposed to meso-tides, south…”
Get full text