Gauthier SCHAAL

Biologie et écologie marine, écologie trophique, isotopes stables, acides gras

Maître de Conférences
Université de Bretagne Occidentale

Assignment

Laboratoire LEMAR

Discovery

Contact

Quillien, N., Nordström, M. C., Schaal, G., Bonsdorff, E., & Grall, J. (2016). Opportunistic basal resource simplifies food web structure and functioning of a highly dynamic marine environment. Journal of Experimental Marine Biology and Ecology, 477, 92–102. https://doi.org/10.1016/j.jembe.2016.01.010 Cite
Liénart, C., Savoye, N., Bozec, Y., Breton, E., Conan, P., David, V., … Sultan, E. (2017). Dynamics of particulate organic matter composition in coastal systems: A spatio-temporal study at multi-systems scale. Progress in Oceanography, 156, 221–239. https://doi.org/10.1016/j.pocean.2017.03.001 Cite
Gasmi, S., Bernard, I., Pouvreau, S., Maurer, D., Schaal, G., Ganthy, F., … David, V. (2017). Spatial patterns in the condition index of the wild Pacific oyster Crassostrea gigas in a macrotidal coastal ecosystem: Influence of tidal processes and beyond. Journal of Sea Research, 119, 28–36. https://doi.org/10.1016/j.seares2016.10.008 Cite
Burel, T., Schaal, G., Grall, J., Le Duff, M., Chapalain, G., Schmitt, B., … Gall, E. A. (2019). Small-scale effects of hydrodynamics on the structure of intertidal macroalgal communities: A novel approach. Estuarine Coastal and Shelf Science, 226, UNSP 106290. https://doi.org/10.1016/j.ecss.2019.106290 Cite
Mathieu-Resuge, M., Schaal, G., Kraffe, E., Corvaisier, R., Lebeau, O., Lluch-Cota, S. E., … Le Grand, F. (2019). Different particle sources in a bivalve species of a coastal lagoon: evidence from stable isotopes, fatty acids, and compound-specific stable isotopes. Marine Biology, 166(7), 89. https://doi.org/10.1007/s00227-019-3535-z Cite
Mathieu-Resuge, M., Kraffe, E., Le Grand, F., Boens, A., Bideau, A., Lluch-Cota, S. E., … Schaal, G. (2019). Trophic ecology of suspension-feeding bivalves inhabiting a north-eastern Pacific coastal lagoon: Comparison of different biomarkers. Marine Environmental Research, 145, 155–163. https://doi.org/10.1016/j.marenvres.2019.02.016 Cite
Le Croizier, G., Schaal, G., Point, D., Le Loc’h, F., Machu, E., Fall, M., … Tito-de-Morais, L. (2019). Stable isotope analyses revealed the influence of foraging habitat on mercury accumulation in tropical coastal marine fish. Science of the Total Environment, 650, 2129–2140. https://doi.org/10.1016/j.scitotenv.2018.09.330 Cite
Le Croizier, G., Schaal, G., Gallon, R., Fall, M., Le Grand, F., Munaron, J.-M., … Tito-de-Morais, L. (2016). Trophic ecology influence on metal bioaccumulation in marine fish: Inference from stable isotope and fatty acid analyses. Science of the Total Environment, 573, 83–95. https://doi.org/http://dx.doi.org/10.1016/j.scitotenv.2016.08.035 Cite
Lelievre, Y., Sarrazin, J., Marticorena, J., Schaal, G., Day, T., Legendre, P., … Matabos, M. (2018). Biodiversity and trophic ecology of hydrothermal vent fauna associated with tubeworm assemblages on the Juan de Fuca Ridge. Biogeosciences, 15(9), 2629–2647. https://doi.org/10.5194/bg-15-2629-2018 Cite
Schaal, G., Nerot, C., Grall, J., Chouvelon, T., Lorrain, A., Mortillaro, J.-M., … Le Bris, H. (2016). Stable isotope ratios in bentho-demersal biota along a depth gradient in the Bay of Biscay: A multitrophic study. Estuarine Coastal and Shelf Science, 179, 201–206. https://doi.org/10.1016/j.ecss.2015.10.023 Cite
Nerot, C., Meziane, T., Schaal, G., Grall, J., Lorrain, A., Paulet, Y.-M., & Kraffe, E. (2015). Spatial changes in fatty acids signatures of the great scallop Pecten maximus across the Bay of Biscay continental shelf. Continental Shelf Research, 109, 1–9. https://doi.org/10.1016/j.csr.2015.08.032 Cite
Marchais, V., Schaal, G., Grall, J., Lorrain, A., Nerot, C., Richard, P., & Chauvaud, L. (2013). Spatial variability of stable isotope ratios in oysters (Crassostrea gigas) and primary producers along an estuarine gradient (Bay of Brest, France). Estuaries and Coasts, 36(4), 808–819. Retrieved from http://link.springer.com/article/10.1007/s12237-012-9584-x Cite
Chouvelon, T., Schaal, G., Grall, J., Pernet, F., Perdriau, M., A-Pernet, E. J., & Le Bris, H. (2015). Isotope and fatty acid trends along continental shelf depth gradients: Inshore versus offshore hydrological influences on benthic trophic functioning. Progress in Oceanography. Part A, 138, 158–175. https://doi.org/10.1016/j.pocean.2015.07.013 Cite
Leclerc, J.-C., Riera, P., Leroux, C., Lévêque, L., Laurans, M., Schaal, G., & Davoult, D. (2013). Trophic significance of kelps in kelp communities in Brittany (France) inferred from isotopic comparisons. Marine Biology, 160(12), 3249–3258. Retrieved from http://link.springer.com/article/10.1007/s00227-013-2306-5 Cite
Schaal, G., Leclerc, J.-C., Droual, G., Leroux, C., & Riera, P. (2016). Biodiversity and trophic structure of invertebrate assemblages associated with understorey red algae in a Laminaria digitata bed. Marine Biology Research, 12(5), 513–523. https://doi.org/10.1080/17451000.2016.1164318 Cite
Schaal, G., Riera, P., Leroux, C., & Grall, J. (2010). A seasonal stable isotope survey of the food web associated to a peri-urban rocky shore. Marine Biology, 157(2), 283–294. Retrieved from http://link.springer.com/article/10.1007/s00227-009-1316-9 Cite
Schaal, G., Riera, P., & Leroux, C. (2012). Food web structure within kelp holdfasts (Laminaria): a stable isotope study. Marine Ecology, 33(3), 370–376. Retrieved from http://onlinelibrary.wiley.com/doi/10.1111/j.1439-0485.2011.00487.x/full Cite
Mortillaro, J. M., Schaal, G., Grall, J., Nerot, C., Brind’Amour, A., Marchais, V., … Le Bris, H. (2014). Comparative study of isotopic trends in two coastal ecosystems of North Biscay: A multitrophic spatial gradient approach. Estuarine, Coastal and Shelf Science, 136, 149–156. Retrieved from http://www.sciencedirect.com/science/article/pii/S0272771413005179 Cite
Schaal, G., & Grall, J. (2015). Microscale aspects in the diet of the limpet Patella vulgata L. Journal of the Marine Biological Association of the United Kingdom, 95(6), 1155–1162. https://doi.org/10.1017/S0025315415000429 Cite

Participation in research projects