Gauthier SCHAAL

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

Maître de Conférences
Université de Bretagne Occidentale

Assignment

Laboratoire LEMAR

Discovery

Contact

Publications dans des revues à comité de lecture répertoriées dans les bases internationales (ACL) depuis 2010

Burel, T., Schaal, G., Grall, J., Le Duff, M., Chapalain, G., Schmitt, B., … Ar Gall, E. (2019). Small-scale effects of hydrodynamics on the structure of intertidal macroalgal communities: A novel approach. Estuarine, Coastal and Shelf Science, 226, 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
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
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
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
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