@article{fdi:010062459, title = {{G}lobal imprint of historical connectivity on freshwater fish biodiversity}, author = {{D}ias, {M}. {S}. and {O}berdorff, {T}hierry and {H}ugueny, {B}ernard and {L}eprieur, {F}. and {J}{\'e}z{\'e}quel, {C}{\'e}line and {C}ornu, {J}ean-{F}ran{\c{c}}ois and {B}rosse, {S}. and {G}renouillet, {G}. and {T}edesco, {P}ablo}, editor = {}, language = {{ENG}}, abstract = {{T}he relative importance of contemporary and historical processes is central for understanding biodiversity patterns. {W}hile several studies show that past conditions can partly explain the current biodiversity patterns, the role of history remains elusive. {W}e reconstructed palaeo-drainage basins under lower sea level conditions ({L}ast {G}lacial {M}aximum) to test whether the historical connectivity between basins left an imprint on the global patterns of freshwater fish biodiversity. {A}fter controlling for contemporary and past environmental conditions, we found that palaeo-connected basins displayed greater species richness but lower levels of endemism and beta diversity than did palaeo-disconnected basins. {P}alaeo-connected basins exhibited shallower distance decay of compositional similarity, suggesting that palaeo-river connections favoured the exchange of fish species. {F}inally, we found that a longer period of palaeo-connection resulted in lower levels of beta diversity. {T}hese findings reveal the first unambiguous results of the role played by history in explaining the global contemporary patterns of biodiversity.}, keywords = {{A}lpha diversity ; beta diversity ; endemism ; freshwater fish ; global scale ; history ; {Q}uaternary climate changes ; richness ; sea-level changes ; species turnover}, booktitle = {}, journal = {{E}cology {L}etters}, volume = {17}, numero = {9}, pages = {1130--1140}, ISSN = {1461-023{X}}, year = {2014}, DOI = {10.1111/ele.12319}, URL = {https://www.documentation.ird.fr/hor/fdi:010062459}, }