Matthieu WAELES

Chimiste de l'environnement

Maître de Conférences, HDR
Université de Bretagne Occidentale


Laboratoire LEMAR







Thématiques de recherche

  • Transformations chimiques et physico-chimiques des éléments traces métalliques aux interfaces de l’Océan
  • Interactions métaux – matière organique
  • Développement de méthodes d’analyse et de spéciation par voie électrochimique


  • Chimie Physique
  • Chimie de l’environnement
  • Océanographie


  • Riso, R.D., Waeles, M., Monbet, P., Chaumery, C.J., 2000. Measurements of trace concentrations of mercury in sea water by stripping chronopotentiometry with gold disk electrode: influence of copper. Analytica Chimica Acta 410, 97–105.
  • Waeles, M., Riso, R.D., Maguer, J.-F., Le Corre, P., 2004. Distribution and chemical speciation of dissolved cadmium and copper in the Loire estuary and North Biscay continental shelf, France. Estuarine, Coastal and Shelf Science 59, 49–57.
  • Riso, R.D., Waeles, M., Garbarino, S., Le Corre, P., 2004. Measurement of total selenium and selenium (IV) in seawater by stripping chronopotentiometry. Analytical and Bioanalytical Chemistry 379, 1113–1119.
  • Waeles, M., Riso, R.D., Le Corre, P., 2005a. Seasonal variations of cadmium speciation in the Penzé estuary, NW France. Estuarine, Coastal and Shelf Science 65, 143–152.
  • Waeles, M., Riso, R.D., Le Corre, P., 2005b. Seasonal variations of dissolved and particulate copper species in estuarine waters. Estuarine, Coastal and Shelf Science 62, 313–323.
  • Riso, R.D., Waeles, M., Pernet-Coudrier, B., Le Corre, P., 2006. Determination of dissolved iron (III) in estuarine and coastal waters by adsorptive stripping chronopotentiometry (SCP). Analytical and Bioanalytical Chemistry 385, 76–82.
  • Waeles, M., Baker, A.R., Jickells, T., Hoogewerff, J., 2007a. Global dust teleconnections: aerosol iron solubility and stable isotope composition. Environmental Chemistry 4, 233–237.
  •  Waeles, M., Riso, R.D., Le Corre, P., 2007b. Distribution and seasonal changes of lead in an estuarine system affected by agricultural practices: The Penzé estuary, NW France. Estuarine, Coastal and Shelf Science 74, 570–578.
  • Riso, R.D., Pernet-Coudrier, B., Waeles, M., Le Corre, P., 2007. Dissolved iron analysis in estuarine and coastal waters by using a modified adsorptive stripping chronopotentiometric (SCP) method. Analytica Chimica Acta 598, 235–241.
  • Vandenhecke, J., Waeles, M., Riso, R.D., Le Corre, P., 2007. A stripping chronopotentiometric (SCP) method with a gold film electrode for determining inorganic arsenic species in seawater. Analytical and Bioanalytical Chemistry 388, 929–937.
  • Waeles, M., Riso, R.D., Maguer, J.-F., Guillaud, J.-F., Le Corre, P., 2008a. On the distribution of dissolved lead in the Loire estuary and the North Biscay continental shelf, France. Journal of Marine Systems 72, 358–365.
  • Waeles, M., Tanguy, V., Lespes, G., Riso, R.D., 2008b. Behaviour of colloidal trace metals (Cu, Pb and Cd) in estuarine waters: an approach using frontal ultrafiltration (UF) and stripping chronopotentiometric methods (SCP). Estuarine, Coastal and Shelf Science 80, 538–544.
  • Sarradin, P.-M., Lannuzel, D., Waeles, M., Crassous, P., Le Bris, N., Caprais, J.C., Fouquet, Y., Fabri, M.C., Riso, R., 2008. Dissolved and particulate metals (Fe, Zn, Cu, Cd, Pb) in two habitats from an active hydrothermal field on the EPR at 13 N. Science of the Total Environment 392, 119–129.
  • Sarradin, P.-M., Waeles, M., Bernagout, S., Le Gall, C., Sarrazin, J., Riso, R., 2009. Speciation of dissolved copper within an active hydrothermal edifice on the Lucky Strike vent field (MAR, 37 N). Science of the Total Environment 407, 869–878.
  • Waeles, M., Riso, R.D., Cabon, J.-Y., Maguer, J.-F., L’Helguen, S., 2009. Speciation of dissolved copper and cadmium in the Loire estuary and over the North Biscay continental shelf in spring. Estuarine, Coastal and Shelf Science 84, 139–146.
  • Maguer, J.-F., L’Helguen, S., Waeles, M., Morin, P., Riso, R., Caradec, J., 2009. Size-fractionated phytoplankton biomass and nitrogen uptake in response to high nutrient load in the North Biscay Bay in spring. Continental Shelf Research 29, 1103–1110.
  • Vandenhecke, J., Waeles, M., Cabon, J.-Y., Garnier, C., Riso, R.D., 2010. Inorganic arsenic speciation in the waters of the Penzé estuary (NW France): Seasonal variations and fluxes to the coastal area. Estuarine, Coastal and Shelf Science 90, 221–230.
  • Tanguy, V., Waeles, M., Vandenhecke, J., Riso, R., 2010. Determination of ultra-trace Sb (III) in seawater by stripping chronopotentiometry (SCP) with a mercury film electrode in the presence of copper. Talanta 81, 614–620.
  • Tanguy, V., Waeles, M., Gigault, J., Cabon, J.-Y., Quentel, F., Riso, R.D., 2011. The removal of colloidal lead during estuarine mixing: seasonal variations and importance of iron oxides and humic substances. Marine and Freshwater Research 62, 329–341.
  • Aumond, V., Waeles, M., Salaün, P., Gibbon-Walsh, K., Van den Berg, C.M., Sarradin, P.-M., Riso, R.D., 2012. Sulfide determination in hydrothermal seawater samples using a vibrating gold micro-wire electrode in conjunction with stripping chronopotentiometry. Analytica Chimica Acta 753, 42–47.
  • Waeles, M., Dulaquais, G., Jolivet, A., Thébault, J., Riso, R., 2013a. Systematic non-conservative behavior of molybdenum in a macrotidal estuarine system (Aulne-Bay of Brest, France). Estuarine, Coastal and Shelf Science 131, 310–318.
  • Waeles, M., Maguer, J.-F., Baurand, F., Riso, R.D., 2013b. Off Congo waters (Angola Basin, Atlantic Ocean): A hot spot for cadmium‐phosphate fractionation. Limnology and Oceanography 58, 1481–1490.
  • Waeles, M., Riso, R., Pernet-Coudrier, B., Quentel, F., Durrieu, G., Tissot, C., 2013c. Annual cycle of humic substances in a temperate estuarine system affected by agricultural practices. Geochimica et Cosmochimica Acta 106, 231–246.
  • Waeles, Matthieu, Vandenhecke, J., Salaün, P., Cabon, J.-Y., Riso, R.D., 2013d. External sources vs internal processes: What control inorganic As speciation and concentrations in the Penzé estuary? Journal of Marine Systems 109, S261–S272.
  • Pernet-Coudrier, B., Waeles, M., Filella, M., Quentel, F., Riso, R.D., 2013. Simple and simultaneous determination of glutathione, thioacetamide and refractory organic matter in natural waters by DP-CSV. Science of the Total Environment 463, 997–1005.
  • Waeles, M., Tanguy, V., Riso, R.D., 2014. High-resolution examination of the colloidal speciation of cadmium in estuarine waters (Penzé, NW France). Marine Chemistry 167, 71–81.
  • Waeles, M., Pernet‐Coudrier, B., Rouget, M., Liorzou, C., Riso, R.D., 2015a. Stream chemical dynamic and metal accumulation in a temperate watershed affected by agricultural practices (Penzé, NW France). Rapid Communications in Mass Spectrometry 29, 1795–1804.
  • Waeles, M., Tanguy, V., Riso, R.D., 2015b. On the control of copper colloidal distribution by humic substances in the Penzé estuary. Chemosphere 119, 1176–1184.
  • Cotte, L., Waeles, M., Pernet-Coudrier, B., Sarradin, P.-M., Cathalot, C., Riso, R.D., 2015. A comparison of in situ vs. ex situ filtration methods on the assessment of dissolved and particulate metals at hydrothermal vents. Deep Sea Research Part I: Oceanographic Research Papers 105, 186–194.
  • Auger, P.A., Machu, E., Gorgues, T., Grima, N., Waeles, M., 2015. Comparative study of potential transfer of natural and anthropogenic cadmium to plankton communities in the North-West African upwelling. Science of the Total Environment 505, 870–888.
  • Maguer, J.-F., L’Helguen, S., Waeles, M., 2015. Effects of mixing-induced irradiance fluctuations on nitrogen uptake in size-fractionated coastal phytoplankton communities. Estuarine, Coastal and Shelf Science 154, 1–11.
  • Marie, L., Pernet-Coudrier, B., Waeles, M., Gabon, M., Riso, R., 2015. Dynamics and sources of reduced sulfur, humic substances and dissolved organic carbon in a temperate river system affected by agricultural practices. Science of The Total Environment 537, 23–32.
  • Portail, M., Olu, K., Escobar-Briones, E., Caprais, J.-C., Menot, L., Waeles, M., Cruaud, P., Sarradin, P.-M., Godfroy, A., Sarrazin, J., 2015. Comparative study of vent and seep macrofaunal communities in the Guaymas Basin. Biogeosciences 12, 5455–5479.
  • Waeles, M., Planquette, H., Afandi, I., Delebecque, N., Bouthir, F., Donval, A., Shelley, R.U., Auger, P., Riso, R.D., Tito de Morais, L., 2016. Cadmium in the waters off South Morocco: Nature of particles hosting Cd and insights into the mechanisms fractionating Cd from phosphate. Journal of Geophysical Research: Oceans 121, 3106–3120.
  • Marie, L., Pernet-Coudrier, B., Waeles, M., Riso, R., 2017. Seasonal variation and mixing behaviour of glutathione, thioacetamide and fulvic acids in a temperate macrotidal estuary (Aulne, NW France). Estuarine, Coastal and Shelf Science 184, 177–190.
  • Waeles, M., Cotte, L., Pernet‐Coudrier, B., Chavagnac, V., Cathalot, C., Leleu, T., Laës‐Huon, A., Perhirin, A., Riso, R., Sarradin, P., 2017. On the early fate of hydrothermal iron at deep‐sea vents: A reassessment after in situ filtration. Geophysical Research Letters 44, 4233–4240.
  • Dulaquais, G., Waeles, M., Gerringa, L.J., Middag, R., Rijkenberg, M.J., Riso, R., 2018. The biogeochemistry of electroactive humic substances and its connection to iron chemistry in the North East Atlantic and the Western Mediterranean Sea. Journal of Geophysical Research: Oceans, in press
  • Cotte, L., Omanović, D., Waeles, M., Laës, A., Cathalot, C., Sarradin, P.-M., Riso, R.D., 2018. On the nature of dissolved copper ligands in the early buoyant plume of hydrothermal vents. Environmental Chemistry 15, 58–73.
  • Chavagnac, V., Ali, H.S., Jeandel, C., Leleu, T., Destrigneville, C., Castillo, A., Cotte, L., Waeles, M., Cathalot, C., Laes-Huon, A., 2018. Sulfate minerals control dissolved rare earth element flux and Nd isotope signature of buoyant hydrothermal plume (EMSO-Azores, 37° N Mid-Atlantic Ridge). Chemical Geology, in press
  • Dulaquais, G., Breitenstein, J., Waeles, M., Marsac, R., Riso, R, 2018. On the application of size exclusion liquid chromatography with organic carbon, UV and nitrogen detections to dissolved organic matter characterization in estuarine and marine waters. Environmental Chemistry, in press