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Laboratoire d'Ecogéochimie des Environnements Benthiques
UMR 8222



Sample preparation :

- Freeze drying

- Centrifugal vacuum evaporation

- Liquid-liquid extraction

- Solid phase extraction (SPE)

Global analysis  :

- Determination of organic matter content 

Colorimetric analysis :

- Total lipids

- Total fatty acids

- Total carbohydrates

- Total and available proteins

Fluorimetric analysis  :

- Pigments (chlorophylls and pheopigments)

- Total and available amino acids

Chromatographic analysis CG-FID and CG-SM :

- Total fatty acids

- Lipid classes

Algal cultures


Scientific programs:

- PLAISCOOL : Exportation de déchets PLAstiques : quels Impacts sur l’état de Santé des COraux du gOlfe du Lion ?

- CONGOLOBE: Transfert de matière organique et fonctionnements des écosystèmes dans les lobes terminaux du cône sédimentaire sous-marin du Congo (2011-2014).

- MICADO : Microbial communities associated with the marine degradation of wood.

- DynDiagHyd : Dynamique de la dégradation de la matière organique sous hydrodynamiques instationnaires.

- Programme national CHACCRA: Climate and Human-induced Alterations in Carbon Cycling at the River-SeA connection ANR VMC 2006.

- ECOPOP : Ecodynamique des polluants organiques persistants dans les systèmes lagunaires et côtiers méditerranéens (2009-2010).

- SESAME (6th PCRD) : Southern European Seas - Assessing and Modelling Ecosystem changes EU .

- MINERHO : Devenir des apports particulaires organiques du Rhône en Méditerranée et lien avec les contaminants.

- CRUMED : Impact des crues éclair en milieu marin, modélisation couplée de la dynamique.



Erasmus Mundus, Master of Science in Marine Biodiversity and Conservation, Functioning of coastal Mediterranean Ecosystems.

Coastal ecosystem ecology and functioning 5MU12


Coaching trainees : school students (middle and high schools).


High school career day (Argelès-sur-mer, France)

Contact Informations

Phone : +33(0)4-68-88-73-82--fax : +33(0)4-68-88-73-95
Mail(s) : gilles.vetion@obs-banyuls.fr

Function and attachment

Engineer CNRS

Webmaster LECOB


Date of arrival in the laboratory: 01-12-1989



41 - Chapron L, Péru E, Engler A, Ghiglione JF, Meistertzheim AL, Pruski AM, Purser A, Vétion G, Galand PE, Lartaud F (2018). Macro- and microplastics affect cold-water corals growth, feeding and behaviour. Scientific Reports, 8: 15299


40 - C. Rabouille, K. Olu, F. Baudin, A. Khripounoff, B. Dennielou, S. Arnaud-Haond, N. Babonneau, C. Bayle, J. Beckler, S. Bessette, B. Bombled, S. Bourgeois, C. Brandily, J.C. Caprais, C. Cathalot, K. Charlier, R. Corvaisier, C. Croguennec, P. Cruaud, C. Decker, L. Droz, N. Gayet, A. Godfroy, S. Hourdez, J. Le Bruchec, J. Saout, M. Le Saout, F. Lesongeur, P. Martinez, L. Mejanelle, P. Michalopoulos, O. Mouchel, P. Noel, L. Pastor, M. Picot, P. Pignet, L. Pozzato, A.M. Pruski, M. Rabiller, M. Raimonet, O. Ragueneau, J.L. Reyss, P. Rodier, B. Ruesch, L. Ruffine, F. Savignac, C. Senyarich, J. Schnyder, A. Sen, E. Stetten, Ming Yi Sun, M. Taillefert, S. Teixeira, N. Tisnerat-Laborde, L. Toffin, J. Tourolle, F. Toussaint, G. Vétion, J.M. Jouanneau, M. Bez (2017).The Congolobe project, a multidisciplinary study of Congo deep-sea fan lobe complex: Overview of methods, strategies, observations and sampling. Deep Sea Research Part II: Topical Studies in Oceanography, 142, 7-24.

39 - Audrey M. Pruski, Carole Decker, Elsa Stetten, Gilles Vétion, Philippe Martinez, Claire Senyarich, Karine Charlier, Karine Olu. (2017). Energy transfer in the Congo deep-sea fan: from terrestrially-derived organic matter to chemosynthetic food webs. Deep-Sea Research II. 142, 197-218..


38 - Galand, P.E., Lucas, S., Fagervold, S.K., Peru, E., Pruski, A.M., Vétion, G., Dupuy, C., Guizien, K., (2016). Disturbance Increases Microbial Community Diversity and Production in Marine Sediments. Frontiers in Microbiology 7:1950,7. doi:10.3389/fmicb.2016.01950.



Kalenitchenko D, Fagervold SK, Pruski AM, Vétion G, Yücel M, Le Bris N, Galand PE (2015). Temporal and spatial constraints on community assembly during microbial colonisation of wood in seawater. ISME Journal (in press).


Paulo Bonifácio, Solveig Bourgeois, Céline Labrune, Jean Michel Amouroux , Karine Escoubeyrou , Roselyne Buscail , Alicia Romero-Ramirez , François Lantoine , Gilles Vétion, Sabrina Bichon, Martin Desmalades, Béatrice Rivière, Bruno Deflandre, Antoine Grémare. (2014) Spatiotemporal changes in surface sediment characteristics and benthic macrofauna compositions off the Rhône River in relation with its hydrological regime. Estuarine, Coastal and Shelf Science. 151: 196-209.

Fagervold SK, Bourgeois S, Pruski AM, Charles F, Kerhervé P, Vétion G, Galand PE (2014). River organic matter shapes microbial communities in the sediment of the Rhône prodelta. ISME Journal 8: 2327-2338.

Sauret C, Severin T, Vétion G, Guigue C, Goutx M, Pujo-Pay M, Conan P, K Fagervold S, Ghiglione JF (2014) ‘Rare biosphere’ bacteria as key phenanthrene degraders in coastal seawaters. Applied and Environmental Microbiology (IF 3.83). 194: 246-253.


Catherine Riaux-Gobin, Gerhard S. Dieckmann, Michel Poulin, Jacques Neveux, Céline Labrune, Gilles Vétion (2013). Environmental conditions, particle flux and sympagic microalgal succession in spring before the sea-ice break-up in Adélie Land, East Antarctica. Polar Research 2013, 32, 19675, http://dx.doi.org/10.3402/polar.v32i0.19675.


F. Charles, C. Nozais, A. M. Pruski, S. Bourgeois, L. Méjanelle, G. Vétion, B. Rivière, J. Coston-Guarini (2012). Ecodynamics of PAHs at a peri-urban site of the French Mediterranean Sea. Environmental Pollution. 171:256-64. dio:10.1016/j.envpol.2012.07.034.


S. Bourgeois, A. M. Pruski, M.-Y. Sun, R. Buscail, F. Lantoine, G. Vétion, B. Rivière, and F. Charles. (2011). Distribution and lability of land-derived organic matter in the surface sediments of the Rhône prodelta and the adjacent shelf (Mediterranean sea, France): a multi proxy study.Biogeosciences, 8, 3107-3125. Abstract.

Sarah Nahon, Audrey M. Pruski, Jean-Claude Duchêne, Laurence Méjanelle, Gilles Vétion, Martin Desmalades, François Charles. (2011) Can UV radiation affect benthic deposit-feeders through trophic interactions? An experimental study with juveniles of the benthic polychaete Eupolymnia nebulosa. Marine Environmental Research. Volume 71, Issue 4, 266-274. Abstract.

Lucie Pastor, Bruno Deflandre, Eric Viollier, Cécile Cathalot, Edouard Metzger, Christophe Rabouille, Karine Escoubeyrou, Emily Lloret, Audrey M. Pruski, Gilles Vétion, Martin Desmalades, Roselyne Buscail and Antoine Grémare (2011). Influence of the organic matter composition on benthic oxygen demand in the Rhône River prodelta (NW Mediterranean Sea). Continental Shelf Research 31 1008–1019.

Catherine Riaux-Gobin , Andrzej Witkowski, Pablo Saenz-Agudelo, Jacques Neveux, Louise Oriol, Gilles Vétion (2011). Nutrient status in coral reefs of the Îles Eparses (Scattered Islands): comparison to nearby reefs subject to higher anthropogenic influences (Mozambique Channel and Mascarenes, Indian Ocean). Oceanological and Hydrobiological Studies, 40 (3): 84-90.

Riaux-Gobin C., Poulin M.,Dieckmann G.S., Labrune C. &Vétion G. (2011)- Spring phytoplankton onset after the ice break-up and sea-ice signature (Adélie Land, East Antarctica) Polar Research. 30, 5910, doi: 10.3402/polar.v30i0.5910.

Sañé, E., Isla, E., Grémare, A., Gutt, J., Vétion, G., De-Master, D.J. (2011). Pigments in sediments beneath recently collapsed ice shelves: The case of Larsen A and B shelves, Antarctic Peninsula, Journal of Sea Research. 65 (1): 94-102.

E.Sañé, E.Isla, A.M.Pruski, M.A.Bárcena, G.Vétion and D. DeMaster (2011). Diatom valve distribution and sedimentary fatty acid composition in the Larsen Aand B bays, Eastern Antarctica Peninsula. Continental Shelf Research. Volume 31, Issue 11, Pages 1161-116.


Rodríguez-Blanco A, Vétion G, Escande ML, Delille D, Ghiglione JF (2010). Gallaecimonas pentaromativorans gen. nov., sp. nov., a novel bacterium carrying 16S rDNA heterogeneity able to degrade high-molecular-weigh polycyclic aromatic hydrocarbons. Int. J. Syst. Evol. Microbiol., 60, 504-509.

Nahon Sarah, Charles François, Lantoine François, Vétion Gilles, Escoubeyrou Karine, Desmalades Martin and Pruski Audrey M. (2009). Ultraviolet radiation negatively affects growth and food quality of the pelagic diatom Skeletonema costatum. Journal of Experimental Marine Biology and Ecology, 383: 164-170.


Charles, F., Lopez-Legentil, S., Grémare, A., Amouroux, J.-M., Desmalades, M., Vétion, G., Escoubeyrou, K. (2005). Does sediment resuspension by storms affect the fate of polychlorobiphenyls (PCBs) in the benthic food chain? Interaction between changes in POM characteristics, adsorption and absorption by the mussel Mytilus galloprovincialis. Continental Shelf Research, 25:2533-2553.

Grémare A., Gutiérez D., Anschutz P., Amouroux J.M., Deflandre B., Vétion G. (2005). Spatio-temporal changes in totally and enzymatically hydrolyzable amino acids of superficial sediments from three contrasted areas. Progress in Oceanography, 65: 89-111.

Riaux-Gobin C., P. Tréguer, G. Dieckmann, E. Maria, G. Vétion & M. Poulin (2005). Land-fast ice off Adélie Land (Antarctica): short-term variations in nutrients and chlorophyll just before ice break-up . Journal of Marine Systems, 55 (3/4): 235-248.


Riaux-Gobin C., A. Dinet, G. Dugué, G. Vétion, E. Maria & A. Grémare (2004). Phytodetritus at the sediment-water interface, NW Mediterranean Basin: Spatial repartition, living cells signatures, meiofaunal relationships.. Scientia Marina, 68 (1): 007-021.


Grémare A., Medernach L., DeBovée F., Amouroux J.M., Charles F., Dinet A., Vétion G., Albert P., Colomines J.C. (2003). Relationship between sedimentary organic matter and benthic fauna within the Gulf of Lion: synthesis on the identification of new biochemical descriptors of sedimentary organic nutritional value. Oceanologica Acta, 26: 391-406.

Rossi S., Grémare A., Gili J.M., Amouroux J.M., Jordana E., Vétion G. (2003). Biochemical characteristics of settling particulate organic matter at two north-western Mediterranean sites: a seasonal comparison. Estuarine Coastal and Shelf Science, 58: 423-434.


Grémare A., Medernach L., DeBovée F., Amouroux J.M., Vétion G., Albert P. (2002). Relationships between sedimentary organics and benthic meiofauna on the continental shelf and the upper slope of the Gulf of Lions (NW Mediterranean). Marine Ecology Progress Series, 234: 85-94.

Riisgard H.U., Grémare A., Amouroux J.M., Charles F., Vétion G., Rosenberg R., Nielsen C. (2002). A comparative study of water processing in two ciliary filter-feeding polychaetes (Ditrupa arietina and Euchone papillosa) from two different habitats. Marine Ecology Progress Series, 229: 113-126.


Jordana, E., Grémare, A., Lantoine, F., Courties, C., Charles, F., Amouroux, J.M., Vétion, G. (2001). Seasonal changes and grazing of coastal picoplankton by the suspension-feeding polychaete Ditrupa arietina (O.F. Müller). Journal of Sea Research, 46: 245-259.


Riaux-Gobin C., P. Tréguer, M. Poulin & G. Vétion (2000). Nutrients, algal biomass and communities in land-fast ice and seawater off Adélie Land (Antarctica). Antarctic Science, 12 (2), 160-171.


Fiala M., E. Kopczynska, C. Jeandel, L. Oriol & G. Vetion. (1998) Seasonal and interannual variability of size fractionated phytoplankton biomass and community structure at Station Kerfix, off Kerguelen Islands, Antarctica. J. Plankt. Res., 20, 1341-1356, 1998.

Grémare A., Amouroux J.M., Charles F., Medernach L., Jordana E., Nozais C., Vétion G., Colomines J.C. (1998). Temporal changes in the biochemical composition of particulate organic matter sedimentation in the Bay of Banyuls-sur-Mer. Oceanologica Acta, 21: 783-792.

Grémare A., Amouroux J.M., Vétion G. (1998). Long-term comparison of macrobenthos within the soft bottoms of the Bay of Banyuls-sur-Mer (nothwestern Mediterranean sea). Journal of Sea Research, 40: 281-302.

Riaux-Gobin C., Vétion G., Neveux J. et J-C. Duchène (1998). Microphytobenthos et phytoplancton en baie de Banyuls (Golfe du Lion): biomasses pigmentaires et facteurs hydroclimatiques. Vie Milieu, 48: 1-13.


Grémare A., Amouroux J.M., Charles F., Dinet A., Riaux-Gobin C., Baudart J., Medernach L., Bodiou J.Y., Vétion G., Colomines J.C., Albert P. (1997). Temporal changes in the biochemical composition and nutritional value of the particulate organic matter available to surface deposit-feeders: a two year study. Marine Ecology Progress Series, 150: 195-206.

Riaux-Gobin C., Hargraves P.E., Neveux J., Oriol L. & G. Vétion (1997). Microphyte pigments and resting spores at the water-sediment interface in the Subantarctic deep sea (Indian sector of the Southern Ocean).. Deep-Sea Research II, 44, 1033-1051.


Fiala M., Sournia A., Claustre H., Marty J.-C., Prieur L., Vétion G. (1994). Gradients of phytoplankton abundance, composition and photosynthetic pigments across the Almeria-Oran front (SW Mediterranean Sea). Journal of Marine Systems, 5: 223-233.

Grémare A., Vétion G. (1994). Comparison of several spectrofluorimetric method for measuring RNA and DNA concentrations in the deposit-feeding bivalve Abra ovata. Comparative Biochemistry and Physiology B, 107: 297-308.


Franzis A., Grémare A., Vétion G. (1993). Taux de croissance et rapport ARN/ADN chez le bivalve dépositivore Abra ovata nourri à partir de différents détritus. Oceanologica Acta, 16: 303-313.


Franzis A., Grémare A., Vétion G. (1992). Growth rates and RNA:DNA ratios in Paracentrotus lividus (Echinodermata: Echinoidea) fed on benthic macrophytes. Journal of Experimental Marine Biology and Ecology, 156: 125-138.


Grémare A., Amouroux J.M., Cahet G., Charles F., Vétion G. (1991). Utilization of a fumigated sediment by two benthic deposit-feedrers: Abra alba (Mollusca: Bivalvia) and Eupolymnia nebulosa (Annelida: Polychaeta). Marine Biology, 109: 469-477.

Awards and Distinctions


Frequented establishments

Laboratoire Central d'Hématologie de l'Hôpital Necker-Enfants Malades (Paris)

Laboratoire d'Ichtyologie du Muséum National d'Histoire Naturelle de Paris

Observatoire Océanologique de Banyuls-sur-mer

French and foreign diplomas

  • DUT biological and biochemical analysis (1983)
  • Licence Natural sciences (1988)
  • Diplôme de l'École Pratique des Hautes Etudes (1994) : Critical examination of the RNA / DNA ratio and its correlation with growth rates in three benthic invertebrates. (Examen critique de la mesure du rapport ARN/ADN et de sa correlation avec les taux de croissance chez trois invertébrés benthiques).
  • Accreditation to the autoclave conduct
  • Certificate in blood sampling

Gilles Vétion (gilles.vetion @ obs-banyuls.fr) - 02/11/18

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