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Article
S. Devin, Auteur ; M. Akopian, Auteur ; J. F. Fruget, Auteur ; A. Di Michelle, Auteur ; J. N. Beisel, AuteurHypania invalida is a freshwater Polychaeta from the Ponto-Caspian area recently introduced in Western Europe. The aim of this manuscript is to examine its spread in French hydrosystems, to analyse its density in colonised ecosystems and to test[...]
Article
S. Devin, Auteur ; M. Akopian, Auteur ; J. F. Fruget, Auteur ; A. Di Michelle, Auteur ; J. N. Beisel, AuteurHypania invalida is a freshwater Polychaeta from the Ponto-Caspian area recently introduced in Western Europe. The aim of this manuscript is to examine its spread in French hydrosystems, to analyse its density in colonised ecosystems and to test[...]
Article
S. Devin, Auteur ; J. N. Beisel, Auteur ; P. Usseglio-polatera, Auteur ; J. C. Moreteau, AuteurThe spread of non-indigenous species and the decline of autochthonous ones are leading to a homogenization of freshwater fauna in terms of systematic units, but the functional consequences are poorly documented. We studied the peculiar case of t[...]
Article
J. N. Beisel, Auteur ; P. Usseglio-polatera, Auteur ; J. C. Moreteau, AuteurWe examined the relationships between mesohabitat heterogeneity and benthic macroinvertebrate assemblages in a fourth-order stream (Mortagne, North-Eastern France). The heterogeneity of the mesohabitat mosaic was described around each sampling p[...]
Article
J. N. Beisel, Auteur ; P. Usseglio-polatera, Auteur ; S. Thomas, Auteur ; J. C. Moreteau, AuteurCommunity structure of benthic macroinvertebrates was studied in six first- through fourth-order streams in northeast France, to elucidate changes in richness, abundance, diversity and evenness of mesohabitat assemblages as a function of environ[...]
