Murilo S. DiasCéline JezequelBernard HuguenyFabien LeprieurSébastien BrosseJames S. AlbertFernanda A. S. CassemiroRenata G. FredericoMax HidalgoHernán Ortega2026-03-222026-03-22202510.22541/au.174014119.94498026/v1https://doi.org/10.22541/au.174014119.94498026/v1https://andeanlibrary.org/handle/123456789/84408Identifying the main taxonomic, phylogenetic and trait dimensions of beta diversity, and evaluating their prospective drivers, advances our understanding of patterns and processes involved in the evolution of biological assemblages. Using comprehensivenAmazonianBiological dispersalDiversity (politics)Beta diversityGeographyEcologyEconomic geographyBeta diversity facets of Amazonian fishes are explained by dispersal limitation, environmental filtering and historical contingenciespreprint