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Sebastien Lefebvre
Professeur des universités à l’université de Lille1 sciences et technologies
| Address | Contact |
|---|---|
| Station Marine | Tél : 03 21 99 29 25 |
| 28 avenue Foch, BP 80 | Fax : 03 21 99 29 01 |
| 62930 Wimereux, france | Email : sebastien.lefebvre@univ-lille1.fr |
Team FEBEPI "Benthic ecosystem functionning and processes at the sediment-water and sediment-atmosphere interfaces"
Research topics
Physiological ecology of benthic and planktonic microalgae (photobiology…)
Physiological ecology of bivalves (nutrition processes, growth…)
Trophic interactions in coastal ecosystems (stable isotopes, fatty acids…)
Modelling of biological processes at the organism or ecosystem scales
Formation
- 1996 : Engineer degree in agronomy Ecole Supérieure d’Ingénieurs et de Techniciens pour l’Agriculture (ESITPA Rouen)
- 2000 : PhD in marine ecology (University of Nantes)
- 2007 : accreditation to direct research (HDR, Université de Caen Basse-Normandie)
Carreer
Past : 2001-2009 Associate professor/lecturer IUT /Université de Caen Basse-Normandie
Recent publications (pdf on request)
Lefebvre S., Probert I., Lefrançois C., Hussenot J., 2004. Outdoor phytoplankton continuous culture in a marine fish-phytoplankton-bivalve integrated system : combined effects of dilution rate and ambient conditions on growth rate, biomass and nutrient cycling. Aquaculture, 240 : 211-231.
Houdan A., Probert I., Van Lenning K., Lefebvre S., 2005. Comparison of photosynthetic responses in diploid and haploid life cycle phases of Emiliania huxleyi (Prymnesiophyceae). Marine Ecology Progress Series, 292 : 39-46.
Houdan A., Véron B., Claquin P., Lefebvre S., Poncet J.M. 2005. Cryopreservation of the coccolithophore, Emiliania huxleyi (Haptophyta, Prymnesiophyceae). Journal of Applied Phycology. 17 : 413-422.
Jouenne F., Lefebvre S., Véron B., Lagadeuc Y, 2005. Biological and physicochemical factors controlling diel variability in phytoplankton primary production and photosynthetic parameters in a macrotidal ecosystem (eastern English Channel). Estuarine Coastal and Shelf Science. 65 : 421-439.
Perkins R.G., Mouget J-L., Lefebvre S., Lavaud J., 2006. Light response curve methodology and the application of chlorophyll fluorescence to benthic diatoms. Marine Biology, 149, 703-712.
Pouvreau S., Bourles Y., Lefebvre S., Gangnery A., Alunno-Bruscia M., 2006 Application of a dynamic energy budget model to the Pacific oyster, Crassostrea gigas, reared under various controlled conditions. Journal of Sea Research, 56 : 156-167.
Jouenne F., Lefebvre S., Véron B., Lagadeuc Y., 2007. Phytoplankton community structure and primary production in a small intertidal estuarine-bay (eastern English Channel, France). Marine Biology, 151 : 805-825.
Lefebvre S., Mouget J.L., Loret P., Tremblin G., 2007. Comparison between fluorimetry and oxymetry techniques to measure photosynthesis in the diatom Skeletonema costatum cultivated under simulated seasonal conditions. Journal of Photochemistry and Photobiology : B Biology, 86 : 131-139.
Dubois S., Orvain F., Marin Leal J.C., Ropert M., Lefebvre S., 2007. Small scale spatial variability of food partitioning between cultivated oysters and associated suspension-feeding species as revealed by stable isotopes. Marine Ecology Progress Series, 336 : 151-160.
Dubois S., Marin-Leal J.C., Ropert M., Lefebvre S., 2007. Effects of oyster farming on macrofaunal assemblages associated with Lanice conchilega tubeworm populations : a trophic analysis using natural stable isotope. Aquaculture, 271 : 336-349.
Pannard A., Bormans M., Lefebvre S., Claquin P., Lagadeuc Y, 2007. Size distribution and community structure of phytoplankton : influence of nutrient availability and sedimentary loss. Journal of Plankton Research, 29 : 583-598.
Dubois S., Blin J-L, Bouchaud B., Lefebvre S. 2007. Isotope trophic step fractionation of suspension-feeding species : implications for food partitioning in coastal ecosystems. Journal of Experimental Marine Biology and Ecology, 351 : 121-128.
Marin-Leal J.C., Dubois S., Orvain F., Ourry A., Bataillé M.P., Galois R., Blin J.L., Ropert M., Lefebvre S. 2008. Stable isotope (δ13C and δ15N) and modelling as tools to estimate the trophic ecology of cultivated oysters in two contrasting environments. Marine Biology, 153 : 673-688.
Claquin P., Probert I., Lefebvre S., Véron B. 2008 Temperature effects on photosynthetic parameters and TEP production in eight species of marine microalgae. Aquatic Microbial Ecology, 51, 1-11.
Mouget J-L., Perkins R, Consalvey M., Lefebvre S. 2008. Migration or photoacclimation to prevent photoinhibition and UV-B damage in marine microphytobenthic communities. Aquatic Microbial Ecology, 52, 223-232.
Grangeré, K., Lefebvre S., Ménesguen A., Jouenne F., 2009. On the interest of using field primary production data to calibrate phytoplankton rate processes in ecosystem models. Estuarine, Coastal and Shelf Science, 81, 169-178.
Lefebvre S., Marin-Leal J.C., Dubois S., Orvain F., Blin J-L., Bataillé M.P., Ourry A., Galois R., 2009. Seasonal dynamics of trophic relationships between benthic suspension feeders within Crassostrea gigas culture areas. Estuarine Coastal and Shelf Science, 82, 415-425.
Grangeré K., Ménesguen A., Lefebvre S., Bacher C., Pouvreau S., 2009. Modelling the influence of environmental factors on year-to-year variability of the physiological status of the Pacific oyster Crassostrea gigas in an estuarine embayment, the Baie des Veys (France). Journal of Sea Research, 62, 147-158.
Lefebvre S., Harma C., Blin J.-L., 2009. Trophic typology of coastal ecosystems based on δ13C and δ15N ratios in an opportunistic suspension feeder. Marine Ecology Progress Series, 390, 27-37.
