Range extension of the invasive fish Xiphophorus maculatus (Günther, 1866) (cyprinodontiformes: Poeciliidae) in the upper magdalena river Basin, Colombia

Abstract

This study reports the expansion of the known distribution of the invasive fish Xiphophorus maculatus (Günther, 1866) into the upper Magdalena river basin. The new record comes from a wetland in the Dry Tropical Forest biome in Tolima and represents the first collection of this species from the upper Magdalena river basin. An updated distribution for Colombia is provided.