@article{fdi:010077435, title = {{G}enomic footprints of a biological invasion : introduction from {A}sia and dispersal in {E}urope of the topmouth gudgeon ({P}seudorasbora parva)}, author = {{B}altazar-{S}oares, {M}. and {B}lanchet, {S}. and {C}ote, {J}. and {T}arkan, {A}. {S}. and {Z}ahorska, {E}. and {G}ozlan, {R}odolphe and {E}izaguirre, {C}.}, editor = {}, language = {{ENG}}, abstract = {{F}acilitated by the intensification of global trading, the introduction and dispersal of species to areas in which they are historically non-native is nowadays common. {F}rom an evolutionary standpoint, invasions are paradoxical: not only non-native environments could be different from native ones for which introduced individuals would be ill-adapted, but also small founding population size should be associated with reduced adaptive potential. {A}s such, biological invasions are considered valuable real-time evolutionary experiments. {H}ere, we investigated the population structure and adaptive potential of the highly invasive topmouth gudgeon ({P}seudorasbora parva) across {E}urope and {E}ast {A}sia. {W}e {RAD}-sequenced 301 specimens from sixteen populations and three distinct within-catchment invaded regions as well as two locations in the native range. {W}ith 13,785 single nucleotide polymorphisms, we provide conclusive evidence for a genome-wide signature of two distinct invasion events, in {S}lovakia and {T}urkey, each originating from a specific area in the native range. {A} third invaded area, in {F}rance, appears to be the result of dispersal within the invasive range. {F}ew loci showed signs of selection, the vast majority of which being identified in the {S}lovakian region. {F}unctional annotation suggests that faster early stage development, resistance to pollution and immunocompetence contribute to the invasion success of the local habitats. {B}y showing that populations in the invasive range have different evolutionary histories, our study reinforces the idea that populations, rather than species, are the units to consider in invasion biology.}, keywords = {admixture ; aquatic ; biological invasions ; population genomics ; {P}seudorasbora parva ; selection in the invasive range ; {CHINE} ; {TURQUIE} ; {FRANCE} ; {YANGTZE} {COURS} {D}'{EAU} ; {SLOVAQUIE} ; {FEUVE} {JAUNE} ; {DANUBE} {BASSIN} ; {GARONNE} {COURS} {D}'{EAU} ; {SARCAY} {COURS} {D}'{EAU}}, booktitle = {}, journal = {{M}olecular {E}cology}, volume = {29}, numero = {1}, pages = {71--85}, ISSN = {0962-1083}, year = {2020}, DOI = {10.1111/mec.15313}, URL = {https://www.documentation.ird.fr/hor/fdi:010077435}, }