Qualifications: Master in Natural Sciences, University of Nantes (1978) Postgraduate diploma in Hydrobiology, University of Toulouse III (1979) PhD in Hydrobiology, University of Toulouse III (1981) Doctorat d’Etat in Ecology, University of Toulouse III (1989) Awards: Henri Gaussen Prize of the “Académie des Sciences, Inscriptions et Belles Lettres de Toulouse” (1992) Desmazières Prize of the “Académie des Sciences de Paris” (1996) CNRS Silver Medal (2017) Employment history: Research assistant, National Centre of Scientific Research (CNRS), Toulouse (1984-1985) Research scientist, CNRS, Toulouse (1985-1998) NSF-CNRS postdoctoral position, University of Alabama (USA; 1990-1991) Senior scientist, CNRS, Toulouse (1998-) Function: Head of the Laboratoire Dynamique de la Biodiversité (LaDyBio UMR5172 CNRS-UPS, 2003-2006) Head of the Laboratoire d’écologie fonctionnelle (UMR5245 CNRS-UPS-INPT, 2007-2010)
Themes Litter decomposition in rivers Structure-fonction relationships – functional role of biodiversity Diversity of aquatic hyphomycete communities Dynamics of organic matter and activity of microbial and invertebrate decomposers Functioning of woodland stream ecosystems Riparian ecology Assessment of functional integrity of stream ecosystems Student & postdoc supervision (>2009) Thibaut Rota (PhD, 2015-2018): Implications of infraspecific variability for stream ecosystem functioning in a global change context (co-supervisor: A. Lecerf) Nathalie Tenkiano (PhD, 2013-2016): Benthic communities of the Milo river basin (Guinea): diversity and functions (co-supervisor: A. Dauta) Magali Brosed (PhD, 2012-2016): Tool elaboration and application for assessment of the functional integrity of aquatic ecosystems in the Adour-Garonne river basins Clother Coste (PhD, 2007-2011): Ecologie des communautés lichéniques saxicoles et hydrophiles des milieux aquatiques (co-supervisor: T. Lamaze) Andreas Bruder (PhD, 2007-2011): Diversity and identity effects on litter decomposition patterns and mechanisms (main supervisor: M.O.G. Gessner) Jérémy Jabiol (PhD, 2007-2010): Biodiversity and litter decomposition in Mediterranean streams Julien Cornut (PhD, 2007-2010): Plant matter breakdown in hyporheos (co-supervisor: A. Elger) Elise Bayle (M2 UPS, 2011-2012): Implications trophiques et fonctionnelles de l’altération des régimes hydrologique et thermique des rivières impactées par les ouvrages hydroélectriques (co-supervisor: R. Céréghino) Fanny Colas (Postdoc, 2012-2015): Functional evaluation of headwater streams restoration – standardising the indicators of organic matter decomposition Verónica Ferreira (Postdoc, 2007-2010): Evaluating the effects of global warming on stream communities structure and ecosystem function Michaël Danger (Postdoc, 2008-2009): Litter decomposition at subsurface/surface water interfaces – influence of fungi-macroninvertebrate interactions
President of the section 30 (Continental surface and interfaces) of the National Committee of Scientific Research (2012-2016) Project manager of the CNRS Institution for Ecology and Environnement (InEE; DiPEE: 2009-2016, Functional ecology: 2016-) Member of CNRS scientist recruitment panels (departments Life Sciences & Environment and Sustainable Development; InEE) Member of the Biodiversity, Ecology, and Earth Sciences expert committee (Univ. Toulouse III) Member of the professors promotion committee (Univ. Toulouse III) Membrer of CNRS and INRA laboratory evaluation committees Expert for national programmes (ANR, CNRS, INSU, IRSN) Expert for international programmes (European Commission, NSF-USA, NERC-G.-B., NRC-Canada, FCT-Portugal, Austrian Science Fund, FNRS-Belgium) Organisator of PLPF4 : 4th international meeting on Plant Litter Processing in Freshwaters (Toulouse, 2005) Editor for Biodiversity and Conservation Associated editor for Freshwater Science Member of the editorial boards of the International Review of Hydrobiology, The Scientific World Journal, the New Zealand Journal of Marine and Freshwater Research, and Limnetica
Main publications Boyero L., López-Rojo N., Tonin A.M., Pérez J., Correa-Araneda F., Pearson R.G., Bosch J., Albariño R.J., Anbalagan S., Barmuta L.A., Basaguren A., Burdon F.J., Caliman A., Callisto M., Calor A.R., Campbell I.C., Cardinale B.J., Casas J., Chará-Serna A.M., Chauvet E., Ciapała S., Colón-Gaud C., Cornejo A., Davis A.M., Degebrodt M., Dias E., Díaz M.E., Douglas M.E., Encalada A.C., Figueroa R., Flecker A.S., Fleituch T., García E.A., García G., García P.E, Gessner M.O., Gómez J.E., Gómez S., Gonçalves Jr. J.F., Graça M.A.S., Gwinn D.C., Hall R.O., Hamada N., Hui C., Imazawa D., Iwata T., Kariuki S.K., Landeira-Dabarca A., Laymon K., Leal M., Marchant R., Martins R.T., Masese F., Maul M., McKie B.G., Medeiros A.O., M’Erimba C.M., Middleton J.A., Monroy S., Muotka T., Negishi J.N., Pozo J., Ramírez A., Richardson J.S., Rincón J., Rubio-Ríos J., dos Santos G.M., Sarremejane R., Sheldon F., Sitati A., Tenkiano N.S.D., Tiegs S.D., Tolod J.R., Venarsky M, Watson A. & Yule C.M. 2021. Impacts of detritivore diversity loss on instream decomposition are greatest in the tropics. Nature Communications 12: 3700 doi.org/10.1038/s41467-021-23930-2 Boyero L., Pérez J., López-Rojo N., Tonin A.M., Correa-Araneda F., Pearson R.G., Bosch J., Albariño R.J., Anbalagan S., Barmuta L.A., Beesley L., Burdon F.J., Caliman A., Callisto M., Campbell I.C., Cardinale B.J., Casas J., Chará-Serna A.M., Ciapała S., Chauvet E., Colón-Gaud C., Cornejo A., Davis A.M., Degebrodt M., Dias E., Díaz M.E., Douglas M.E., Elosegi A., Encalada A.C., de Eyto E., Figueroa R., Flecker A.S., Fleituch T., Frainer A., França J.S., García E.A., García G., García P., Gessner M.O., Giller P.S., Gómez J.E., Gómez S., Gonçalves Jr. J.F., Graça M.A.S., Hall R.O., Hamada N., Hepp L.U., Hui C., Imazawa D., Iwata T., Junior E.S.A., Kariuki S., Landeira-Dabarca A., Leal M., Lehosmaa K., M’Erimba C., Marchant R., Martins R.T., Masese F., Maul M., McKie B.G., Medeiros A.O., Middleton J.A., Muotka T., Negishi J.N., Pozo J., Ramírez A., Rezende R.S., Richardson J.S., Rincón J., Rubio-Ríos J., Serrano C., Shaffer A.R., Sheldon F., Swan C.M., Tenkiano N.S.D., Tiegs S.D., Tolod J.R., Vernasky M, Watson A., Yegon M.Y. & Yule C.M. 2021. Latitude dictates plant diversity effects on instream decomposition. Science Advances 12:3700 doi.org/10.1038/s41467-021-23930-2 Jabiol J., Gossiaux A., Lecerf A., Rota T., Guérold F., Danger M., Poupin P., Gilbert F. & Chauvet E. 2020. Variable temperature effects between heterotrophic stream processes and organisms. Freshwater Biology 65: 1543–1554 doi:10.1111/fwb.13520 Gossiaux A., Rollin M., Guérold F., Felten V., Laviale M., Bachelet Q., Poupin P., Chauvet E., Bec A. & Danger M. Temperature and nutrient effects on the relative importance of brown and green pathways for stream ecosystem functioning: a mesocosms approach. Freshwater Biology 65: 1239-1255 doi:10.1111/fwb.13474 Gossiaux A., Jabiol J., Poupin P., Chauvet E. & Guérold F. 2019. Seasonal variations overwhelm temperature effects on microbial processes in headwater streams: insights from a temperate thermal spring. Aquatic Sciences 81:30 doi.org/10.1007/s00027-019-0627-2 Réveillon T., Rota T., Chauvet E., Lecerf A. & Sentis A. 2019. Repeatable inter-individual variation in the thermal sensitivity of metabolic rate. Oikos 128: 1633–1640 doi: 10.1111/oik.06392 Colas F., Woodward G., Burdon F.J., Guérold F., Chauvet E., Cornut J., Cébron A., Clivot H., Danger M., Danner M.C., Pagnout C. & Tiegs S.D. Towards a simple global-standard bioassay for a key ecosystem process: organic-matter decomposition using cotton strips. Ecological Indicators 106 doi.org/10.1016/j.ecolind.2019.105466 Jabiol J., Lecerf A., Lamothe S., Gessner M.O. & Chauvet E. 2019. Litter quality modulates effects of dissolved nitrogen on leaf decomposition by stream microbial communities. Microbial Ecology 77: 959-966 doi.org/10.1007/s00248-019-01353-3 Richardson J.S. & Chauvet E. 2019. Consumer responses to resource patch size and architecture: leaf packs in streams. Fundamental and Applied Limnology 192: 255-261 doi.org/10.1127/fal/2019/1187 Seena S., Bärlocher F., Sobral O., Gessner M.O., Dudgeon D., McKie B., Chauvet E., Boyero L., Ferreira F., Frainer A., Bruder A., Matthaei C.D., Fenoglio S., Sridhar K.R., Albariño R.J., Douglas M.M, Encalada A.C., Garcia E., Giling D.P., Ghate S.D., Gonçalves V., Iwata T., Landeira-Dabarca A., McMaster D., Medeiros A.O., Naggea J., Pozo J., Raposeiro P.M., Swan C.M., Tenkiano N.S.D, Yule C.M., Graça M.A.S. Biodiversity of leaf litter fungi in streams along a latitudinal gradient. Science of the Total Environment 661:3 06-315 doi.org/10.1016/j.scitotenv.2019.01.122 Tiegs S., Costello D.M., Isken M.W., Woodward G., McIntyre P.B., Gessner M.O., Chauvet E. & the CELLDEX consortium. 2019. Ecosystem functioning gauged via global crowdsourcing. Science Advances 5:eaav0486 doi:10.1126/sciadv.aav0486 Pey B., Trân C., Cruz P., Hedde M. Jouany C. Laplanche C., Nahmani J., Chauvet E. & Lecerf A. 2018. Nutritive value and physical and chemical deterrents of forage grass litter explain feeding performances of two soil macrodetritivores. Applied Soil Ecology 133: 81-88 doi.org/10.1016/j.apsoil.2018.09.006 Cornut J., De Respinis S., Tonolla M., Petrini O., Bärlocher F., Chauvet E. & Bruder A. 2018. Rapid characterization of aquatic hyphomycetes by MALDI-TOF mass spectrometry. Mycologia 111: 177-189 doi:10.1080/00275514.2018.1528129 Rota T., Jabiol J., Chauvet E. & Lecerf A. Phenotypic determinants of inter-individual variability of litter consumption rate in a detritivore population. Oikos 127: 1670-1678 doi: 10.1111/oik.05228 Tenkiano N. & Chauvet E. Leaf litter decomposition in Guinean savannah streams. Inland Waters 8(4): 413-421 doi:10.1080/20442041.2018.1487175 Arroita M., Flores L., Larrañaga A., Chauvet E. & Elosegi A. Hydrological contingency: drying history affects aquatic microbial decomposition. Aquatic Sciences 80: 31 doi: 10.1007/s00027-018-0582-3 Allen J., Leflaive J., Bringuier C., Ten-Hage L., Chauvet E., Cornut J. & Danger M. 2017. Allelopathic inhibition of primary producer growth and photosynthesis by aquatic fungi. Fungal Ecology 29 : 133-138 doi.org/10.1016/j.funeco.2017.07.001 Boyero L., Graça M.A.S., Tonin A., Perez J., Swafford A., Ferreira V., Landeira A., Alexandrou M., Gessner M.O., McKie B., Albariño R., Barmuta L.A., Callisto M., Chara J. Chauvet E., Colon-Gaud C., Dudgeon D., Encalada A., Figueroa R., Flecker A., Fleituch T., Frainer A., Gonçalves J.F., Helson J., Iwata T., Mathooko J., M’Erimba C., Pringle C., Ramirez A., Swan C., Yule C. & Pearson R. 2017. Riparian plant litter quality increases with latitude. Scientific Reports 7: 10562 doi:10.1038/s41598-017-10640-3 Tenkiano N. & Chauvet E. 2017. Tropical shift in decomposers’ relative contribution to leaf litter breakdown in two Guinean streams. Biotropica 49: 439-442 doi : 10.1111/btp.12451 Colas F., Baudoin J.-M., Gob F., Tamisier V., Valette L., Kreutzenberger K., Lambrigot D. & Chauvet E. 2017. Scale dependency in the hydromorphological control of a stream ecosystem functioning. Water Research 113 :1–14 doi.org/10.1016/j.watres.2017.01.061 Chambord S., Tackx M., Chauvet E., Escolara G. & Colas F. 2016. Two micro-crustaceans affect both microbially and macroinvertebrate-driven leaf breakdown. Freshwater Biology 62(3) : 530-543 doi: 10.1111/fwb.12883 Chauvet E., Ferreira V., Giller P.S., McKie B.G., Tiegs S.D., Woodward G., Elosegi A., Dobson M., Fleituch T., Graça M.A.S., Gulis V., Hladyz S., Lacoursière J.O., Lecerf L., Pozo J., Preda E., Riipinen M., Risnoveanu G., Vadineanu A., Vought L.B.-M. & Gessner M.O., 2016. Litter decomposition as an indicator of stream ecosystem functioning at local-to-continental scales: insights from the European RivFunction project. Advances in Ecological Research 55: 99-182 doi.org/10.1016/bs.aecr.2016.08.006 Bour A., Mouchet F., Cadarsi S., Silvestre J., Chauvet E, Bonzom JM., Pagnout C., Clivot H., L. Gauthier & Pinelli. E. 2016. Impact of CeO2 nanoparticles on the functions of freshwater ecosystems: a mesocosm study. Environmental Science: Nano 3 : 830-838 doi : 10.1039/c6en00116e Bonzom J.-M., Lecomte-Pradines C., Hättenschwiler S., Chauvet E., Gaschak S., Beaugelin-Seiller K., Dubourg N., Maksimenko A., Della-Vedova C., Adam-Guillermin C. & Garnier-Laplace J.. 2016. Effects of radionuclide contamination on leaf litter decomposition in the Chernobyl exclusion zone. Science of the Total Environment 562: 596-603 doi.org/10.1016/j.scitotenv.2016.04.006 Boyero L., Pearson R., Hui C., Perez J., Alexandrou M., Gessner M., Graça M.A.S., Cardinale B., Arunachalam M., Barmuta L., Boulton A., Bruder A., Callisto M., Chauvet E., Death R., Dudgeon D., Encalada A., Ferreira V., Figueroa R., Flecker A., Gonçalves J.F. Jr, Helson J., Iwata T., Jinggut T., Mathooko J., Mathuriau C., M’Erimba C., Moretti M., Pringle C., Ramirez A., Ratnarajah L., Rincon J. & Yule C.. 2016. Biotic and abiotic variables influencing plant litter breakdown in streams: a global study. Proceedings of the Royal Society B 283: 2015.2664 doi.org/10.1098/rspb.2015.2664 Coste C., Lamaze T., Chauvet E. & Grieu P. 2016. Photosynthetic traits of freshwtare lichens are consistent with the submersion conditions of their habitat. Annales de Limnologie – International Journal of Limnology 52: 235–242 doi: 10.1051/limn/2016009 Brosed M., Lamothe S. & Chauvet E. 2016. Litter breakdown for ecosystem integrity assessment also applies to streams affected by pesticides. Hydrobiologia 773: 87-102 doi: 10.1007/s10750-016-2681-2 Bour A., Mouchet F., Cadarsi S., Silvestre J., Verneuil, L., Baqué D., Chauvet E., Bonzom JM., Pagnout C., Clivot H., Fourquaux I., Tella M., Auffan M., Gauthier L. & Pinelli E. 2016. Toxicity of CeO2 nanoparticles on a freshwater experimental trophic chain: A study in environmentally relevant conditions through the use of mesocosms. Nanotoxicology 10(2): 245-255 doi: 10.3109/17435390.2015.1053422 Chauvet E., Cornut J., Sridhar K., Selosse M.A. & Bärlocher F. 2016. Beyond the water column: aquatic hyphomycetes outside their preferred habitat. Fungal Ecology 19: 112-127 doi.org/10.1016/j.funeco.2015.05.014 Graça M.A.S., Hyde K. & Chauvet E. 2016. Aquatic hyphomycetes and litter decomposition in tropical – subtropical low order streams. Fungal Ecology 19: 182-189 Colas F., Baudoin J.-M., Chauvet E., Clivot H., Danger M., Guérold F. & Devin S. 2016. Dam-associated multiple-stressor impacts on fungal biomass and richness reveal the initial signs of ecosystem functioning impairment. Ecological indicators 60: 1077-1090 doi.org/10.1016/j.ecolind.2015.08.027 Frainer A., Jabiol J., Gessner M.O., Bruder A., Chauvet E. & McKie B.G. 2015. Stoichiometric imbalances between detritus and detritivores are related to shifts in ecosystem functioning. Oikos 125(6): 861-871 doi: 10.1111/oik.02687 Cornut J., Ferreira V., Gonçalves A.L., Chauvet E. Canhoto C. 2015. Fungal alteration of leaf litter elemental composition affects shredder feeding activity. Freshwater Biology 60(9): 1755-1771 10.1111/fwb.12606 Fuentes-Cid A., Chauvet E., Etcheber H., De-Oliveira E., Sottolichio A. & Schmidt S. 2015. Leaf litter degradation in highly turbid transitional waters: preliminary results from litter-bag experiments in the Gironde Estuary. Geodinamica Acta 27: 60-66 doi:10.1080/09853111.2013.877233 Ferreira V., Chauvet E. & Canhoto C. 2015. Effects of experimental warming, litter species, and presence of macroinvertebrates on litter decomposition and associated decomposers in a temperate mountain stream. Canadian Journal of Fisheries and Aquatic Sciences 72: 1–11 dx.doi.org/10.1139/cjfas-2014-0119 Boyero L., Pearson R. G., Swan C.M., Hui C., Albariño J.R., Arunachalam M., Callisto M., Chará J., Chará-Serna A.M., Chauvet E., Cornejo A., Dudgeon D., Encalada A., Ferreira V., Gessner M.O., Gonçalves J.F. Jr., Graça M.A.S., Helson J.E., Mathooko J.M., McKie B.G., Moretti M.S. & Yule C.M. 2015. Latitudinal gradient of nestedness and its potential drivers in stream detritivores. Ecography 38: 1-7 doi: 10.1111/ecog.00982 Jabiol J. & Chauvet E. 2015. Biodiversity and litter decomposition: A case-study in a Mediterranean stream. Freshwater Science 34: 423-430 doi: 10.1086/680094 Ferreira V., Castagneyrol B., Koricheva J., Gulis V., Chauvet E. & Graça M.A.S. 2015. A meta-analysis of the effects of nutrient enrichment on litter decomposition in streams. Biological Reviews 90: 669-688 doi:10.1111/brv.12125 Gonçalves A.L., Chauvet E., Bärlocher F., Graça M.A.S. & Canhoto C. 2014. Top-down and bottom-up control of litter decomposers in streams. Freshwater Biology 59: 2172-2182 doi:10.1111/fwb.12420 Jabiol J., Cornut J., Danger M., Jouffroy M., Elger A. & Chauvet E. 2014. Litter identity mediates predator impacts on the functioning of an aquatic detritus-based food web. Oecologia 176: 225-235 doi:10.1007/s00442-014-2990-y Handa I., Aerts R., Berendse F., Berg M., Bruder A., Butenschoen O., Chauvet E., Gessner M.O., Jabiol J., Makkonen M., McKie B., Peeter E., Scheu S., Schmid B., van Ruijven J. & Vos V & Hättenschwiler S. 2014. Consequences of biodiversity loss for litter decomposition across biomes. Nature 509: 218-221 doi:10.1038/nature13247 Cornut J., Chauvet E., Mermillod-Blondin F., Assemat F. & Elger A. 2014. Aquatic Hyphomycete Species are Screened by the Hyporheic Zone of Woodland Streams. Applied and Environmental Microbiology 80: 1949-1960 doi:10.1128/AEM.03024-13 Taylor B.R. & Chauvet E. 2014. Relative influence of shredders and fungi on leaf litter decomposition along a river altitudinal gradient. Hydrobiologia 721: 239-250 doi:10.1007/s10750-013-1666-7 Clivot H., Cornut J., Chauvet E., Elger E., Poupin P., Guérold F. & Pagnout C. 2014. Leaf-associated fungal diversity in acidified streams: insights from combining traditional and molecular approaches. Environmental Microbiology 16: 2145-2156 doi:10.1111/1462-2920.12245 Danger M. & Chauvet E. 2013. Elemental composition and degree of homeostasis of fungi: are aquatic hyphomycetes more like metazoans, bacteria or plants? Fungal Ecology 6: 453-457 doi:10.1016/j.funeco.2013.05.007 Jabiol J., Bruder A., Gessner M.O., Makkonen M., McKie B.G., Peeters E.T.H.M., Vos V.C.A. & Chauvet E. 2013. Diversity patterns of leaf-associated aquatic hyphomycetes along a broad latitudinal gradient. Fungal Ecology 6: 439-448 doi:10.1016/j.funeco.2013.04.002 Danger M., Cornut J., Chauvet E., Chavez P., Elger A. & Lecerf A. 2013. Benthic algae stimulate leaf litter decomposition in detritus-based headwater streams: a case of aquatic priming effect? Ecology 94: 1604-1613 Jabiol J., McKie B.G., Bruder A., Bernadet C., Gessner M.O. & Chauvet E. 2013. Trophic complexity enhances ecosystem functioning in an aquatic detritus–based model system. Journal of Animal Ecology 82: 1042-1051 doi: 10.1111/1365-2656.12079 Cornut J., Clivot H., Chauvet E., Elger A., Pagnout C. & Guérold F. 2012. Effect of acidification on leaf litter decomposition in benthic and hyporheic zones of woodland streams. Water Research 46: 6430-6444 Jabiol J. & Chauvet E. 2012. Fungal communities are involved in the effects of litter mixing on consumption by shredders. Freshwater Biology 57: 1667-1677 doi:10.1111/j.1365-2427.2012.02829.x Cornut J., Elger A., Greugny A., Bonnet M. & Chauvet E. 2012. Coarse particulate organic matter in the interstitial zone of three French headwater streams. Annales de Limnologie – International Journal of Limnology 48(3) : 303-313. Marmonier P., Archambaud G., Belaidi N., Bougon N., Breil P., Chauvet E., Claret C., Cornut J., Datry T., Dole-Olivier M.-J., Dumont B., Flipo N., Foulquier A., Gérino M., Guilpart A., Julien F., Maazouzi C., Martin D., Mermillod-Blondin F., Montuelle B., Namour P., Navel S., Ombredane D., Pelte T., Piscart C., Pusch M., Stroffek S., Robertson A., Sanchez-Pérez J.-M., Sauvage S., Taleb A., Wantzen M. & Vervier P. 2012. The role of organisms in hyporheic processes : gaps in current knowledge, needs for future research and application. Annales de Limnologie – International Journal of Limnology 48(3) : 253-266. Woodward G., Gessner M.O., Giller P.S., Gulis V., Hladyz S., Lecerf L., Malmqvist B., McKie B.G., Tiegs S.D., Cariss H., Dobson M., Elosegi A., Ferreira V., Graça M.A.S., Fleituch T., Lacoursière J.O., Nistorescu M., Pozo J., Risnoveanu G., Schindler M., Vadineanu A., Vought L.B.-M. & Chauvet E. 2012. Continental-scale effects of nutrient pollution on stream ecosystem functioning. Science 336 : 438-1440 doi:10.1126/science.1219534x Danger M., Cornut J., Elger A. & Chauvet E. 2012. Effects of burial on leaf litter quality, microbial conditioning and palatability to three shredder taxa. Freshwater Biology 57 : 1017-1030. doi:10.1111/j.1365-2427.2012.02762.x Ferreira V. & Chauvet E. 2012. Changes in identity of the dominant species in aquatic hyphomycete assemblages do not affect litter decomposition rates. Aquatic Microbial Ecology 66 : 1–11. doi : 10.3354/ame01556. Sanpera-Calbet I., Chauvet E. & Richardson J. 2012. Fine sediment on leaves : shredder removal of sediment does not enhance fungal colonisation. Aquatic Sciences 74: 527-538 doi:10.1007/s00027-011-0245-0 Bruder A., Chauvet E., & Gessner M. O. 2011. Litter diversity, fungal decomposers and litter decomposition under simulated stream intermittency. Functional Ecology 25 : 1269–1277. Navel F., Mermillod-Blondin F., Montuelle B., Chauvet E. & Marmonier P. 2011. Sedimentary context controls the influence of ecosystem engineering by bioturbators on microbial processes in river sediments. Oikos doi : 10.1111/j.1600-0706.2011.19742.x Boyero L., Pearson R., Dudgeon D., Graça M.A.S., Gessner M.O., Albarino R., Ferreira V., Yule C., Boulton A., Arunachalam M., Callisto M., Chauvet E., Ramírez A., Chará J., Moretti M.S., Gonçalves J.F., Helson J. E., Chará-Serna A.M., Encalada A., Davies J.N., Lamothe S., Cornejo A., Li A.O.Y., Buria L.M., Villanueva V.D., Zúñiga C. & Pringle C.M. 2011. Global distribution of a key trophic guild contrasts with common latitudinal diversity patterns. Ecology 92 : 1839-1848. Hladyz S., Åbjörnsson K., Chauvet E., Dobson M., Elosegi A., Ferreira V., Fleituch T., Gessner M.O., Giller P.S., Gulis V., Hutton S.A., Lacoursière J.O., Lamothe S., Lecerf A., Malmqvist B., McKie B.G., Nistorescu M., Preda E., Riipinen M.P., Rîşnoveanu G., Schindler M., Tiegs S.D., Vought L.B.M. & Woodward G. 2011. Stream Ecosystem Functioning in an Agricultural Landscape : The Importance of Terrestrial–Aquatic Linkages. Advances in Ecological Research 44 : 211-276 Ferreira V. & Chauvet E. 2011. Future increase in temperature more than decrease in litter quality can affect microbial litter decomposition in streams. Oecologia 167:279-291 Boyero L., Pearson R. G., Dudgeon D., Ferreira V., Graça M.A.S., Gessner M.O., Boulton A.J., Chauvet E., Yule C.M., Albariño R.J., Ramírez A., Helson J.E., Callisto M., Arunachalam M., Chará J., Figueroa R., Mathooko J.M., Gonçalves Jr J.F., Moretti M.S., Chará-Serna A.M., Davies J.N., Encalada A., Lamothe S., Buria L.M., Castela J., Cornejo A., Li A.O.Y., M’Erimba C., Villanueva V.D., Zúñiga M.C., Swan C.M. & Barmuta L.A. 2011. Global patterns of distribution in stream detritivores : implications for biodiversity loss in changing climates. Global Ecology and Biogeography doi : 10.1111/j.1466-8238.2011.00673.x Boyero L., Pearson R.G., Gessner M.O., Barmuta L.A., Ferreira V., Graça M.A.S., Dudgeon D., Boulton A.J., Callisto M., Chauvet E., Helson J.E., Bruder A., Albariño R.J., Yule C.M., Arunachalam M., Davies J.N., Figueroa R., Flecker A.S., Ramírez A., Death R.G., Iwata T., Mathooko J.M., Mathuriau C., Gonçalves J.F., Moretti M.S., Jinggut, T., Lamothe S., M’Erimba C., Ratnarajah L., Schindler M.H., Castela J., Buria L.M., Cornejo A., Villanueva V.D. & West D.C. (2011) A global experiment suggests climate warming will not accelerate litter decomposition in streams but might reduce carbon sequestration. Ecology Letters, 14 : 289-294. Ferreira V. & Chauvet E. 2011. Synergistic effects of water temperature and dissolved nutrients on litter decomposition and associated fungi. Global Change Biology 17 : 551-564. Navel S., Mermillod-Blondin F., Montuelle B., Chauvet E., Simon L. & Marmonier P. 2011. Water–Sediment Exchanges Control Microbial Processes Associated with Leaf Litter Degradation in the Hyporheic Zone : a Microcosm Study. Microbial Ecology 61 : 968-979. Cornut J., Elger A., Lambrigot D., Marmonier P. & Chauvet E. 2010. Early leaf decomposition stages are mediated by aquatic hyphomycetes in the hyporheic zone of woodland streams. Freshwater Biology 55 : 2541-2556. Marmonier P., Piscart C., Sarriquet P.-E., Azam D. & Chauvet E. 2010. Relevance of large litter bag burial for the study of leaf breakdown in the hyporheic zone. Hydrobiologia 641 : 203-214. Navel S., Mermillod-Blondin F., Montuelle B., Chauvet E., Simon L., Piscart C. & Marmonier P. 2010. Interactions between fauna and sediment characteristics control plant matter breakdown in river sediments. Freshwater Biology 55 : 753-766. Sanpera-Calbet I., Lecerf A. & Chauvet E. 2009. Leaf diversity influences in-stream litter decomposition through effects on shredders. Freshwater Biology 54 : 1671-1682. Dang C.K., Schindler M., Chauvet E. & Gessner M.O. 2009. Temperature oscillation coupled with fungal community shifts can modulate warming effects on litter decomposition. Ecology 90 : 122-131. Piscart C., Genoel R., Doledec S., Chauvet E., Marmonier P. 2008. Effects of intense agricultural practices on heterotrophic processes in streams. Environmental Pollution 157 : 1011-1018. Lecerf A. & Chauvet E. 2008. Intraspecific variability in leaf traits strongly affects alder leaf decomposition in a stream. Basic and Applied Ecology 9 : 598-605. Mathuriau C., Thomas A.G.B. & Chauvet E. 2008. Seasonal dynamics of benthic detritus and associated macroinvertebrate communities in a neotropical stream. Fundamental & Applied Limnology – Archiv für Hydrobiologie 171 : 323-333. Lecerf A. & Chauvet E. 2008. Diversity and functions of leaf-decaying fungi in human-altered streams. Freshwater Biology 53 : 1658-1672. Sélosse M.-A., Vohník M. & Chauvet E. 2008. Out of the rivers : are some aquatic hyphomycetes plant endophytes? New Phytologist 178 : 3-7. Baudoin J.M., Guérold F., Felten V., Chauvet E., Wagner P. & Rousselle P. 2008. Elevated aluminium concentration in acidified headwater streams lowers aquatic hyphomycete diversity and impairs leaf litter breakdown. Microbial Ecology 56 : 260-269. Roussel H., Chauvet E. & Bonzom J.-M. 2008. Alteration of leaf decomposition in copper-contaminated freshwater mesocosms. Environmental Toxicology and Chemistry 27 : 637-644. Lecerf A., Patfield D., Boiché A., Riipinen M., Chauvet E. & Dobson M. 2007. Stream ecosystems respond to invasion by Japanese knotweed (Fallopia japonica). Canadian Journal of Fisheries and Aquatic Sciences 64 : 1273-1283. Dang C.K., Gessner M.O. & Chauvet E., 2007. Influence of conidial traits and leaf structure on attachment success of aquatic hyphomycetes on leaf litter. Mycologia 99 : 24-32. Baldy V., Gobert V., Guérold F., Chauvet E., Lambrigot D. & Charcosset J.-Y., 2007. Leaf litter breakdown budgets in streams of various trophic status : effects of dissolved inorganic nutrients on microorganisms and invertebrates. Freshwater Biology 52 : 1322-1335. Gessner M.O., Gulis V., Kuehn K.A., Chauvet E. & Suberkropp K. 2007. Fungal decomposers of plant litter in aquatic ecosystems. Pages 301-324. In CP Kubicek & IS Druzhinina (eds) The Mycota : a Comprehensive Treatise on Fungi as Experimental Systems for Basic and Applied Research, Vol. IV : Environmental and Microbial Relationships. 2nd edition. Springer-Verlag, Berlin. Lecerf A., Risnoveanu G., Popescu C., Gessner M.O. & Chauvet E., 2007. Decomposition of diverse litter mixtures in streams. Ecology 88 : 219–227. Chauvet E. 2007. Plant processing in freshwaters. International Review of Hydrobiology Special Issue 92 : 101-102. Lecerf A., Usseglio-Polatera P., Charcosset J.-Y., Lambrigot D., Bracht B. & Chauvet E., 2006. Assessment of functional integrity of eutrophic streams using litter breakdown and benthic macroinvertebrates. Archiv für Hydrobiologie 165 : 105-126. Sokolski S., Piché Y., Chauvet E. & Bérubé J., 2006. A fungal endophyte of black spruce (Picea mariana) needles is also an aquatic hyphomycete. Molecular Ecology 15 : 1955–1962 Dang C.K., Chauvet E. & Gessner M.O., 2005. Magnitude vs variability of process rates in fungal diversity-litter decomposition relationships. Ecology Letters 8 : 1129-1137. Laitung B. & Chauvet E., 2005. Vegetation diversity increases species richness of leaf-decaying fungal communities in woodland streams. Archiv für Hydrobiologie 164 : 217-235. Lecerf A., Dobson M., Dang C.K. & Chauvet E., 2005. Riparian plant species loss alters trophic dynamics in detritus-based stream ecosystems. Oecologia 146 : 432-442. Treton C, Chauvet E., Charcosset J.-Y., 2004. Competitive interaction between two aquatic hyphomycete species and increase in leaf litter breakdown. Microbial Ecology 48 : 439-446. Covich A., Austen M.C., Bärlocher F., Chauvet E., Cardinale B.J., Biles C.L., Inchausti P., Gessner M.O., Dangles O., Solan M., Statzner B. & Moss B., 2004. The role of biodiversity in the functioning of freshwater and marine benthic ecosystems. Bioscience 54 : 767-775. Dangles O., Gessner M.O., Guérold F. & Chauvet E., 2004. Impacts of stream acidification on litter breakdown : implications for assessing ecosystem functioning. Journal of Applied Ecology 41 : 365-378. Laitung B., Chauvet E., Feau N., Fève K., Chikhi L. & Gardes M., 2004. Genetic diversity in Tetrachaetum elegans, amitosporic aquatic fungus. Molecular Ecology, 13 : 1679-1692. Dangles O. & Chauvet E., 2003. Effects of stream acidification on fungal biomass in decaying beech leaves and leaf palatability. Water Research 37 : 533-538. Gessner M-O., Bärlocher F. & Chauvet E., 2003. Qualitative and quantitative analyses of aquatic hyphomycetes in streams. Freshwater mycology. Edited by Clement K.M. Tsui and Kevin D. Hyde. Fungal Diversity Research Series 10 : 127-157. Baldy V., Chauvet E., Charcosset J.Y. & Gessner M.O., 2002. Microbial dynamics associated with leaves decomposing in the mainstem and a floodplain pond of a large river. Aquatic Microbial Ecology 28 : 25-36. Díez J., Elosegui A., Chauvet E. & Pozo J., 2002. Breakdown of wood in the Agüera stream. Freshwater Biology 47 : 2205-2215. Gessner, M.O. and E. Chauvet, 2002. A case for using litter breakdown to assess functional stream integrity. Ecological Applications, 12 : 498-510. Laitung B., Pretty J., Chauvet E. & Dobson M., 2002. Response of aquatic hyphomycete communities to enhanced stream retention in areas impacted by commercial forestry. Freshwater Biology 47 : 313-324. Mathuriau C. & Chauvet E., 2002. Breakdown of leaf litter in a neotropical stream. Journal of the North American Benthological Society 21 : 384-396. Charcosset J.-Y. & Chauvet E., 2001. Effect of culture conditions on ergosterol as an indicator of biomass in the aquatic hyphomycetes. Applied and Environmental Microbiology 67 : 2051-2055. Gessner M.O., Chauvet E. & Dobson M., 1999. A perspective on leaf litter breakdown in streams. Oikos 85 : 377-384. Chauvet E. & Suberkropp K., 1998. Temperature and sporulation of aquatic hyphomycetes. Applied and Environmental Microbiology 64 : 1522-1525. Fabre E. & Chauvet E., 1998. Leaf breakdown along an altitudinal stream gradient. Archiv für Hydrobiologie 141 : 167-179. Maamri A., Chauvet E., Chergui H., Gourbière F. & Pattee E., 1998. Microbial dynamics on decaying leaves in a temporary Moroccan river. I – Fungi. Archiv für Hydrobiologie 144 : 41-59. Pozo J., Basaguren A., Elósegui A., Molinero J., Fabre E. & Chauvet E., 1998. Afforestation with Eucalyptus globulus and leaf litter decomposition in streams of northern Spain. Hydrobiologia 373/374 : 101-109. Chauvet E., Fabre E., Elósegui A. & Pozo J., 1997. The impact of eucalypt on the leaf-associated aquatic hyphomycetes in Spanish streams. Canadian Journal of Botany 75 : 880-887. Gessner M.O., Suberkropp K. & Chauvet E., 1997. Decomposition of Plant Litter by Fungi in Marine and Freshwater Ecosystems. Pages 303-322. In D.T. Wicklow & B. Söderström (eds) The Mycota : a Comprehensive Treatise on Fungi as Experimental Systems systems for Basic and Applied Research. Vol. V : Environmental and Microbial Relationships. Springer-Verlag, Berlin. Gessner M.O. & Chauvet E., 1997. Growth and production of aquatic hyphomycetes in decomposing leaf litter. Limnology and Oceanography 42 : 496-505. Baldy V., Gessner M.O. & Chauvet E., 1995. Bacteria, fungi and the breakdown of leaf litter in a large river. Oikos 74 : 93-102. Suberkropp K. & Chauvet E., 1995. Regulation of leaf breakdown by fungi in streams : influences of water chemistry. Ecology 76 : 1433-1445. Gessner M.O. & Chauvet E., 1994. Importance of stream microfungi in controlling breakdown rates of leaf litter. Ecology 75 : 1807-1817. Chauvet E., Giani N. & Gessner M.O., 1993. Breakdown and invertebrate colonization of leaf litter in two contrasting streams : the significance of oligochaetes in a large river. Canadian Journal of Fisheries and Aquatic Sciences 50 : 488-495. Gessner M.O. & Chauvet E., 1993. Ergosterol-to-biomass conversion factors for aquatic hyphomycetes. Applied and Environmental Microbiology 59 : 502-507. Gessner M.O., Thomas M., Jean-Louis A.-M. & Chauvet E., 1993. Stable successional patterns of aquatic hyphomycetes on leaves decaying in a summer cool stream. Mycological Research 97 : 163-172. Suberkropp K., Gessner M.O. & Chauvet E., 1993. Comparison of ATP and ergosterol as indicators of fungal biomass associated with decomposing leaves in streams. Applied and Environmental Microbiology 59 : 3367-3372. Chauvet E., 1992. De la biologie des hyphomycètes aquatiques à l’écologie des rivières. Cryptogamie, Mycologie 13 : 203-214. Chauvet E., 1992. Dynamique saisonnière des spores d’hyphomycètes aquatiques de quatre rivières. Nova Hedwigia 54 : 379-395. Descals E. & Chauvet E., 1992. Diversité des champignons Ingoldiens de quelques rivières du Sud-Ouest de la France. Nova Hedwigia 54(1/2) : 83-96. Chauvet E., 1991. Aquatic hyphomycete distribution in South-Western France. Journal of Biogeography 18 : 699-706. Chauvet E. & Fabre A., 1990. Dynamics of seston constituents in the Ariège and Garonne Rivers (France). Hydrobiologia 192 : 183-190. Pinay G., Décamps H., Chauvet E. & Fustec E., 1990. Functions of ecotones in fluvial systems. Pages 141-169. In R.J. Naiman and H. Décamps (eds) The ecology and management of aquatic-terrestrial ecotones. Parthenon Press, London. Chauvet E., 1990. Hyphomycètes aquatiques du sud-ouest de la France. Gaussenia 6 : 3-31. Chauvet E. & Décamps H., 1989. Lateral interactions in a fluvial landscape : the River Garonne, France. Journal of North American Benthological Society 8 : 9-17. Fustec E., Chauvet E. & Gas G., 1989. Lignin degradation and humus formation in alluvial soils and sediments. Applied and Environmental Microbiology 55(4) : 922-926. Chauvet E., 1988. Influence of the environment on willow leaf litter decomposition in the alluvial corridor of the Garonne River. Archiv für Hydrobiologie 112 (3) : 371-386. Chauvet E. & Fustec E., 1988. Importance of the transfer and the fate of terrestrial organic matter in large river system : the case of the Garonne Valley. Pages 119-126. In J. Lauga, H. Décamps et M.M. Holland (eds) Land Use Impacts on Aquatic Ecosystems : The Use of Scientific Information. MAB-UNESCO, Toulouse. Chauvet E. & Jean-Louis A.M., 1988. Production de litière de la ripisylve de la Garonne et apport au fleuve. Acta Oecologica, Oecologia Generalis 9 (3) : 265-279 Fustec E., Chauvet E., Gas G., Lacaze D. & Escautier M., 1988. Degradation of softwood [14C lignin] lignocelluloses and its relation to the formation of humic substances in river and pond environments. Hydrobiologia 159 : 169-176. Chauvet E., 1987. Changes in the chemical composition of alder, poplar and willow leaves during decomposition in a river. Hydrobiologia 148 : 35-44. Chauvet E., Fustec E. & Gas G., 1986. Etude expérimentale de la dégradation des lignines de Peuplier dans un sol alluvial et dans l’eau d’un fleuve (Garonne). Compte-Rendus de l’Académie des Sciences de Paris, série III, 302 : 87-90. Chauvet E., 1983. Influence d’une réduction de débit sur un torrent de montagne : l’Aston (Ariège). Annales de Limnologie 19 : 45-49. Chauvet E., Prat M. & Tourenq J.N., 1983. Dynamique des apports en nutriments azotés et phosphorés à la rivière Aveyron. Annales de Limnologie 19 : 51-58.
Ongoing and recent projects FunctionalStreams (ANR Blanc; 2014-2019; coord.): Discriminating the effects of global change drivers on headwater streams: a functional perspective In natura use of hydrothermal sources for assessing climate warming effects on the functioning of headwater streams (Programme BIOHEFECT-EC2CO, 2016-2017; coord.: F. Guérold, Univ. Lorraine) Functional evaluation of headwater streams restoration: standardising the indicators of organic matter decomposition (ONEMA, 2012-2015; coord.) Tool elaboration and application for assessment of the functional integrity of aquatic ecosystems in the Adour-Garonne river basins (Asconit-Consultant & Agence de l’Eau Adour-Garonne, 2012-2015; coord.) INTERHYM – INTERactions between HYdrological and therMal alterations on headwater streams: trophic and functional implications of global changes for the ecosystem (Programme BIOHEFECT-EC2CO, 2012-2013; coord.) EVIDAMENT – Hydroelectric exploitation in Vicdessos: direct and indirect implications of climate changes on streams (Observatoire Homme-Milieux Pyrénées-Haut Vicdessos, 2012-2013; coord.) Litter decomposition in streams: linking biodiversity and ecosystem functioning in global change scenarios (PESSOA Bilateral Cooperation Programme France-Portugal; 2010-2012; French coord.) RivFunction (European Commission, 5th PCRDT ; Contract no. EVK1-CT-2001-00088 ; coord.): Integrating Ecosystem Functioning into River Quality assessment and Management BioCycle (EuroDiversity-ESF, CNRS; 2006-2009; coord.: S. Hättenschwiler, CNRS, Montpellier): Biodiversity and biogeochemical cycle, a search for mechanisms across ecosystems InBioProcess (ANR Biodiversité; 2006-2010; coord.: J. Gibert & P. Marmonier, Univ. Lyon): Linking biodiversity and ecological processes in the subsurface/surface water interfaces for sustainable groundwater management Biodiversity effects on ecosystem function: a test with a consumer guild across latitudes (National Geographic Society; 2006-2007; coord.: L. Boyero, James Cook Univ., Australia)
Master of Ecology: Ecologie et Biosciences de l’ENvironnement (co-responsible with T. Lamaze of UE3 module « Ecosystem functioning and global changes »; Univ. Toulouse III) Advanced course on litter breakdown in freshwaters (Univ. Coimbra, Portugal) Master of Ecology (Univ. Kankan, Republic of Guinea)