seb2.jpgSébastien Brosse



 ­ Laboratoire Evolution et Diversité Biologique (EDB)


Université Paul Sabatier

Bat. 4R1

118 route de Narbonne

31062 Toulouse cedex 4,



   Phone: (33) 5 61 55 67 47

                                                                Email : sebastien.brosse [at]




Research interests


·              Freshwater fish ecology


·              Fish diversity, Macroecology


·              Patterns and determinants of native and non-native species richness


·              Impact of human disturbances (non-native species, dams, mining) on fish communities






1.     Ding C., Jiang X., Xie Z. & Brosse S. Seventy-five years of biodiversity decline of fish assemblages in Chinese isolated plateau lakes: widespread introductions and extirpations of narrow endemics leads to regional loss of dissimilarity. Diversity and Distributions (in press).

2.      Cilleros K., Allard L., Grenouillet G. & Brosse S. 2016. Contrasted alpha- and beta- diversity patterns between European and Amazonian stream fish assemblages. Journal of Biogeography 43: 832-843.

3.     Toussaint A., Charpin N., Brosse S. & Villeger S. 2016. Global functional diversity of freshwater fish is concentrated in the Neotropics while functional vulnerability is widespread. Scientific Reports 6:22125. (Communiqué de presse)

4.     Toussaint A., Beauchard O., Oberdorff T., Brosse S. & Villeger S. 2016. Worldwide freshwater fish homogenization is driven by a few widespread introduced species. Biological Invasions (in press).

5.     Allard L., Popée M., Vigouroux R. & Brosse S. 2016. Effect of reduced impact logging and small-scale mining disturbances on Neotropical stream fish assemblages. Aquatic Sciences 78:315-325.

6.     Jiang Z. G., Brosse S., Jiang X. M. & Zhang E. 2015. Measuring ecosystem degradation through half a century of fish species introductions and extirpations in a large isolated lake. Ecological Indicators 58: 104-112.

7.     Maire E., Grenouillet G., Brosse S. & Villeger S. 2015. How many dimensions to accurately assess functional diversity? A pragmatic approach for assessing the quality of functional spaces. Global Ecology and Biogeography 24: 728-740.

8.     Allard L., Toussaint A., Vigouroux R. & Brosse S. 2015. Length-weight relationships of 58 fish species in streams of French Guiana. Journal of Applied Ichthyology 31:567-570.

9.     Lauzeral C., Grenouillet G. & Brosse S.  2015. The iterative ensemble modelling approach increases the accuracy of fish distribution models. Ecography 38: 213-220.

10.  Villeger S., Blanchet S., Beauchard O., Oberdorff T. & Brosse S. 2015. From current distinctiveness to future homogenization of the world’s freshwater fish faunas. Diversity and Distributions 21: 223-235. (Communiqué de presse)

11.  Gnohossou P., Laleye P., Atachi P., Gerino M., Brosse S. & Moreau J. 2015. Elaboration of a biotic index of pollution using macroinvertebrates for the monitoring of Lake Nokoué in Benin. International Journal of Biological and Chemical Sciences 9: 2897-2917

12.  Villeger S., Grenouillet G. & Brosse S. 2014. Functional homogenization exceeds taxonomic homogenization among European fish assemblages. Global Ecology and Biogeography 23:1450-1460.

13.  Dedieu N., Allard L., Vigouroux R., Brosse S. & Cereghino R. 2014. Physical habitat and water chemistry changes induced by logging and gold mining in French Guiana streams. Knowledge and Management of Aquatic Ecosystems 415:02

14.  Dias M.S., Oberdorff T., Hugueny B., Leprieur F. Jézéquel C., Cornu J.F., Brosse S., Grenouillet G. & Tedesco P.A. 2014. Global imprint of historical connectivity on freshwater fish biodiversity. Ecology Letters 17:1130-1140.

15.  Allard L., Grenouillet G., Khazraie K., Tudesque L., Vigouroux R. & Brosse S. 2014. Electrofishing efficiency in low conductivity Neotropical streams: towards a non-lethal fish sampling technique. Fisheries Management and Ecology 21:234-243.

16.   Toussaint A., Beauchard O., Oberdorff T., Brosse S. & Villeger S. 2014. Historical assemblage distinctiveness and the introduction of widespread non-native species explain worldwide changes in freshwater fish taxonomic dissimilarity.  Global Ecology and Biogeography 23:574-584. (Communiqué de presse)

17.  Blanchet S., Helmus M.R., Brosse S. & Grenouillet G. 2014. Regional vs local drivers of phylogenetic and species diversity in stream fish communities. Freshwater Biology 59:450-462.

18.  Lin P.C., Brosse S., Gao X., Liu C.C. & Liu H.Z. 2013. Species composition and temporal pattern of fish passing through the navigation locks in the middle reach of Yangtze River: implications for fish conservation.  Journal of Applied Ichthyology 29: 1441-1444.

19.  Tedesco P.A., Oberdorff T., Cornu JF., Beauchard O., Brosse S., Durr H.H., Grenouillet G., Leprieur F. Tisseuil C., Zaiss R. & Hugueny B. 2013. A scenario for impacts of water availability loss due to climate change on riverine fish extinction rates. Journal of Applied Ecology 50: 1105-1115. (Communiqué de presse)

20.  Lauzeral C., Grenouillet G. & Brosse S. 2013. Spatial range shape drives the grain size effects in species distribution models. Ecography 36:778-787.

21.  Villeger S., Grenouillet G. & Brosse S. 2013. Decomposing functional ß-diversity reveals that low functional ß-diversity is driven by low functional turnover in European fish assemblages. Global Ecology and Biogeography 22: 671-681.

22.  Brosse S., Montoya-Burgos J.I. Grenouillet G. & Surugue N. 2013. Determinants of fish assemblage structure in Mount Itoupe mountain streams (French Guiana). International Journal of Limnology 49: 43-49.

23.  Tisseuil C., Cornu J.-F., Beauchard O., Brosse S., Darwall W., Holland R., Hugueny B., Tedesco P.A. & Oberdorff T. 2013. Global diversity patterns and cross-taxa convergence in freshwater systems. Journal of Animal Ecology 82: 365-376.

24.  Brosse S., Beauchard O., Blanchet S., Dürr H.H., Grenouillet G., Hugueny B., Lauzeral C., Leprieur F., Tedesco P.A., Villeger S. & Oberdorff T. 2013. Fish-SPRICH: a database of freshwater fish species richness throughout the World. Hydrobiologia 700:343-349.

25.  Lauzeral C., Grenouillet G. & Brosse S. 2012. Dealing with noisy absences to optimize species distribution models: an iterative ensemble modelling approach. Plos One 7(11): e49508. (Résumé en Francais)

26.  Schleuter D., Daufresne M., Veslot J., Mason N.W.H., Lanoiselée C., Brosse S., Beauchard O. & Argillier C. 2012.  Geographic isolation and climate govern functional diversity of native fish communities in European drainage basins. Global Ecology and Biogeography 21: 1083-1095.

27.  Villeger S., Grenouillet G., Suc V. & Brosse S. 2012, Intra- and interspecific differences in nutrient recycling by European freshwater fish. Freshwater Biology 57: 2330-2341. (Résumé en Francais)

28.  Tedesco P.A., Leprieur F., Hugueny  B., Brosse S., Durr H.H., Beauchard O., Busson F. & Oberdorff T. 2012,  Patterns and processes of global riverine fish endemism. Global Ecology and Biogeography 21: 977-987.

29.  Villeger S. & Brosse S. 2012, Measuring changes in taxonomic dissimilarity following species introductions and extirpations. Ecological Indicators 18: 552-558.

30.  Tudesque L., Grenouillet G., Gevrey M., Khazraie K. & Brosse S. 2012, Influence of small-scale gold mining on French Guiana streams: Are diatom assemblages valid disturbance sensors? Ecological Indicators 14: 100-106. (Communiqué de presse)

31.  Villeger S., Blanchet S., Beauchard O., Oberdorff T. & Brosse S. 2011, Homogenization patterns of the world’s freshwater fish faunas. Proceedings of the National Academy of Sciences of the United States of America 108: 18003-18008. (Communiqué de presse)

32.  Oberdorff T., Tedesco P.A., Hugueny B., Leprieur F., Beauchard O., Brosse S. & Dürr H.H. 2011, Global and regional patterns in riverine fish species richness – A review. International Journal of Ecology Article ID 967631, 12 pages, doi:10.1155/2011/967631

33.  Loot G., Poulet N., Brosse S., Tudesque L., Thomas F. & Blanchet S. 2011, Determinants of life-history traits in a fish ectoparasite: a hierarchical analysis. Parasitology 138: 848-857.

34.  Brosse S., Grenouillet G., Gevrey M., Khazraie K. & Tudesque L. 2011, Small-scale gold mining erodes fish assemblage structure in neotropical streams. Biodiversity & Conservation 20: 1013-1026. (Communiqué de presse)

35.  Lauzeral C., Leprieur F., Beauchard O., Duron Q., Obredorff T. & Brosse S. 2011, Identifying climatic niche shifts using coarse-grained occurrence data: a test with non-native freshwater fish. Global Ecology and Biogeography 20: 407-414.

36.  Leprieur F., Tedesco P.A., Hugueny B., Beauchard O., Dürr H.H., Brosse S. & Oberdorff T. 2011, Partitioning global patterns of freshwater fish beta diversity reveals contrasting signatures of past climate changes. Ecology Letters 14: 325-334.

37.  Edia E.O., Gevrey M., Ouattara A., Brosse S., Gourène G. & Lek S.  2010, Patterning and predicting aquatic insect richness in four West-African coastal rivers using artificial neural networks. Knowledge and Management of Aquatic Ecosystems 398, 06.

38.  de Thoisy B., Richard-Hansen C., Goguillon B., Joubert P., Obstancias J., Winterton P. & Brosse S. 2010, Rapid evaluation of threats to biodiversity: human footprint score and large vertebrate species responses in French Guiana. Biodiversity & Conservation 19: 1567-1584.

39.  Blanchet S., Grenouillet G., Beauchard O., Tedesco P.A., Leprieur F., Durr H.H., Busson F, Oberdorff T. & Brosse S. 2010, Non-native species disrupt the worldwide patterns of freshwater fish body size: implications for Bergmann’s rule. Ecology Letters 13: 421-431. (Communiqué de presse)

40.  Gao X., Brosse S., Chen Y., Lek S. & Chang J. 2009, Effects of damming on population sustainability of Chinese sturgeon, Acipenser sinensis: evaluation of optimal conservation measures Environmental Biology of Fishes 86:325-336.

41.  Leprieur F., Olden J.D., Lek S. & Brosse S. 2009, Patterns and mechanisms of the distance decay of similarity in the European freshwater fish fauna: contrasting native and exotic species. Journal of Biogeography 36: 1899-1912.

42.  Blanchet S., Leprieur F., Beauchard O., Oberdorff T. & Brosse S. 2009, Broad-scale determinants of non-native fish species richness are context-dependent. Proceedings of the Royal Society B 276: 2385-2394.

43.  Gao X., Wang J.W. & Brosse S. 2009, Threatened fishes of the world: Acipenser dabryanus Duméril, 1868 (Acipenseriformes: Acipenseridae). Environmental Biology of Fishes 85: 117-118.

44.  Gao X., Wang J.W. & Brosse S. 2009, Threatened fishes of the world: Psephurus gladius (Martens, 1862) (Acipenseriformes: Polyodontidae). Environmental Biology of Fishes. 84 : 421-422.

45.  Leprieur F., Brosse S., Garcıa-Berthou E., Oberdorff T., Olden J.D. & Townsend C.R., 2009. Scientific uncertainty and the assessment of risks posed by non-native freshwater fishes. Fish and Fisheries 10: 88-97.

46.  Gao X., Wang J.W. & Brosse S., 2009. Threatened fishes of the World: Acipenser sinensis Gray, 1834 (Acipenseriformes: Acipenseridae). Environmental Biology of Fishes 84: 183-184.

47.  Kreutzenberger K., Leprieur F. & Brosse S., 2008. The influence of the invasive black bullhead Ameiurus melas on the predatory efficiency of pike Esox lucius L. Journal of Fish Biology 73: 196-205.

48.  Grenouillet G., Brosse S., Tudesque L., Lek S., Baraille Y. & Loot G., 2008. Spatial autocorrelation and concordance among stream assemblages along a fragmented gradient. Diversity & Distributions 14: 592-603.

49.  De Thoisy B., Brosse S. & Dubois M., 2008. Assessment of large-vertebrate species richness and abundance in neotropical forest using line-transect censuses: what is the minimal effort required ? Biodiversity & Conservation 17: 2627-2644.

50.  Leprieur F., Beauchard O., Blanchet S., Oberdorff T. & Brosse S., 2008.  Fish invasions in the world’s river systems: when natural processes are blurred by human activities. Public Library of Science, Biology 6(2): e28. (Communiqué de presse)

51.  Leprieur F., Beauchard O., Hugueny B., Grenouillet G. & Brosse S., 2008.  Null model of biotic homogenization: a test with the European freshwater fish fauna. Diversity & Distributions 14: 291-300.

52.  Brosse S., Grossman G.D. & Lek S., 2007. Fish assemblage patterns in the littoral zone of a European reservoir. Freshwater Biology 52: 448-458.

53.  Oi Edia E., Brosse S., Ouattara A., Gourène G., Winterton P. & Lek-Ang S., 2007. Aquatic insect assemblage patterns in four West-African coastal rivers. Journal of Biological Sciences 7: 1130-1138.

54.  Blanchet S., Loot G., Grenouillet G. & Brosse S., 2007. Competitive interactions between native and exotic salmonids: a combined field and laboratory demonstration. Ecology of Freshwater Fish 16: 133-143.

55.  Qiao Y., Tang X., Brosse S. & Chang J., 2006. Chinese sturgeon (Acipenser sinensis) in the Yangtze River: a hydroacoustic assessment of fish location and abundance on the last spawning ground. Journal of Applied Ichthyology 22: 140-144.

56.  Konan F.K., Leprieur F., Ouattara A., Brosse S., Grenouillet G., Gourene G., Winterton P. & Lek S., 2006. Spatio-temporal patterns of fish assemblages in coastal west african rivers: a self-organizing map approach. Aquatic Living Resources 19: 361-370.

57.  Loot G., Park Y.S., Lek S. & Brosse S., 2006. Encounter rate between local population shapes host selection in complex parasite life cycle. Biological Journal of the Linnean Society 89:99-106.

58.  Leprieur F., Hickey M.A., Arbuckle C.J., Closs G.P., Brosse S. & Townsend C.R., 2006. Hydrological disturbance benefits a native fish at the expense of an exotic fish. Journal of Applied Ecology 43:930-939.

59.  Blanchet S., Dodson J. & Brosse S., 2006. Influence of habitat structure and fish density on Atlantic salmon Salmo salar L. territorial behaviour.  Journal of Fish Biology 68: 951-957.

60.  Ibarra A.A., Park Y.S., Brosse S., Reyjol Y., Lim P. & Lek S., 2005. Nested patterns of diversity revealed for fish assemblages in rivers of SW France. Ecology of Freshwater Fish 14: 233-242.

61.  Zhao N., Ai W., Shao Z., Zhu B., Brosse S. & Chang J., 2005. Microsatellites assessment of Chinese sturgeon (Acipenser sinensis Gray) genetic variability. Journal of Applied Ichthyology 21: 7-13.

62.  Park Y.S., Chang J., Lek S., Cao W. & Brosse S., 2003. Conservation strategies for endemic fish species threatened by the Three Gorges Dam. Conservation Biology 17: 1748-1758.

63.  Beauchard O., Gagneur J. & Brosse S., 2003. Macroinvertebrate richness patterns in North African streams. Journal of Biogeography 30: 1821-1833.

64.  Brosse S., Arbuckle C.J. & Townsend C.R., 2003. Habitat scale and biodiversity: influence of catchment, stream reach and bedform scales on local invertebrate diversity. Biodiversity and Conservation 12: 2057-2075.

65.  Brosse S. & Lek S., 2002. Relationships between environmental characteristics and the density of age-0 Eurasian perch (Perca fluviatilis) in the littoral zone of a lake: a nonlinear approach. Transactions of the American Fisheries Society 131 : 1033-1043.

66.  Labat D., Delzons O., Thomas A., Brosse S. & Marie V., 2002. Evolution sur 40 ans du peuplement en Ephémères d’une petite rivière des Prépyrénées, le Volp : résultats préliminaires. Ephemera 4: 15-34.

67.  Laffaille P., Brosse S., Gabas S. & Lek S., 2001. Fish spatial distribution in the littoral zone of Lake Pareloup (France) during summer. Archiv fur Hydrobiologie 153: 129-144.

68.  Brosse S., Giraudel J.L. & Lek S., 2001. Utilisation of non-supervised neural networks and principal component analysis to study fish assemblages. Ecological Modelling 146: 159-166.

69.  Brosse S., Laffaille P., Gabas S. & Lek S., 2001. Is scuba sampling a relevant method to study fish microhabitat in lakes? Exemples and comparisons for three European species. Ecology of Freshwater Fish 10: 138-146.

70.  Loot G., Brosse S., Lek S. & Guegan J.F., 2001. Behaviour of roach (Rutilus rutilus L.) altered by Ligula intestinalis (Cestoda: Pseudophyllidea): a field demonstration. Freshwater Biology 46 : 1219-1227.

71.  Brosse S., Lek S. & Townsend C.R., 2001. Abundance, diversity and structure of freshwater invertebrates and fish communities: an artificial neural network approach. New Zealand Journal of Marine and Freshwater Research 35 : 135-145.

72.  Orth K., Thomas A., Dauta C., Horeau V., Brosse S. & Ademmer C., 2001. Les Ephéméroptères de la Guyane française. 1. Premier inventaire générique, à but de biosurveillance [Ephemeroptera]. Ephemera 2: 25-38.

73.  Brosse S. & Lek S., 2000. Modelling roach (Rutilus rutilus L.) microhabitat using linear and non-linear techniques. Freshwater Biology 44: 441-452.

74.  Lounaci A., Brosse S., Thomas A. & Lek S., 2000. Abundance, diversity and community structure macro-invertebrates in an Algerian stream: the Sébaou wadi. Annales de Limnologie 36 : 123-133.

75.  Brosse S., 2000. Habitat, spatial dynamics and fish community structure in lake Pareloup (Aveyron, France). Cybium 24 : 311-312.

76.  Brosse S. & Lek S., 2000. Ontogenetic microhabitat shifts of 0+ Rudd (Scardinius erythrophthalmus L.) in the littoral zone of a mesotrophic lake. Verh. Internat. Verein. Limnol. 27: 2063-2065.

77.  Brosse S. & Lek S., 2000. Linear and non-linear methods to predict the microhabitat of 0+ roach (Rutilus rutilus L.) in the littoral zone of a large reservoir. Verh. Internat. Verein. Limnol. 27: 811-814.

78.  Lounaci A., Brosse S., Ait Mouloud S., Lounaci-Daoudi D. & Mebarki N. & Thomas A., 2000. Current knowledge of benthic invertebrate diversity in an Algerian stream: a species check-list of the Sébaou River basin (Tizi-Ouzou). Bulletin de la Société d’Histoire Naturelle de Toulouse 136: 43-55.

79.  Brosse S., Lek S. & Dauba F., 1999. Predicting fish distribution in a mesotrophic lake by hydroacoustic survey and artificial neural networks. Limnology and Oceanography 44: 1293-1303.

80.  Brosse S., Dauba F. Oberdorff T. & Lek S., 1999. Influence of some topographical variables on the spatial distribution of lake fish during summer stratification. Archiv fur Hydrobiologie 145: 359-371.

81.  Brosse S., Guegan J.F., Tourenq J.N & Lek S., 1999. The use of artificial neural networks to assess fish abundance and spatial occupancy in the littoral zone of a mesotrophic lake. Ecological Modelling 120: 299-312.

82.  Angelibert S., Brosse S., Dauba F. & Lek S., 1999. Changes in roach (Rutilus rutilus L.) population structure induced on draining a large reservoir. Comptes Rendus de l’Académie des Sciences de Paris, Série III 322: 331-338.

83.  Brosse S., Gabas S., Cever K. & Lek S., 1999. Comparison of two Point Abundance Sampling methods to assess young roach (Rutilus rutilus L.) microhabitat in the littoral zone of lake Pareloup (France). Annales de Limnologie 35: 199-204.

84.  Laffaille P., Brosse S., Feunteun E., Baisez A. & Lefeuvre J.C., 1998. Role of fish communities in particulate organic matter fluxes between salt marshes and coastal marine waters in the Mont Saint-Michel Bay. Hydrobiologia 373/374: 121-133.