Fishes from the Río Alvarado drainage, Upper Río Magdalena Basin, Colombia

Made available in DSpace on 2022-04-28T19:29:23Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-01-01 An annotated list of the freshwater fishes of the Río Alvarado drainage, Upper Río Magdalena Basin is presented. Fishes were captured from nine localities, quarterly sampled between September 2012 and July 2013. A total of 36 species belonging to 14 families, distributed in five orders were collected. The most abundant species was Trichomycterus banneaui (Eigenmann, 1912) (19.4%), followed by Creagrutus affinis Steindachner, 1880 (13%), Chaetostoma thom-soni Regan, 1904 (9.1%), Trichomycterus mogotensis Ardila-Rodríguez, 2017 (7.7%), Astroblepus homodon (Regan, 1904) (6.6%), Creagrutus dulima Albornoz-Garzón, Conde-Saldaña, García-Melo, Taphorn & Villa-Navarro, 2018 (5.9%), Poecilia sphenops Valenciennes, 1846 (5.7%) and Argopleura magdalenensis (Eigenmann, 1913) (5.6%). An identification key and a complete photographic catalog of all fish species recorded in the drainage are presented. Colecciones Biológicas Instituto de Investigación de Recursos Biológicos Alexander von Humboldt, Carrera 8, No 15-08 Grupo de Investigación en Zoología Departamento de Biología Facultad de Ciencias Universidad del Tolima Barrio Santa Helena Parte Alta Laboratório de Biologia e Genética de Peixes Departamento de Morfologia Instituto de Biociências Universidade Estadual Paulista “Júlio de Mesquita Filho”, R. Prof. Dr. Antônio Celso Wagner Zanin 250 Facultad de Ciencias Naturales y Matemáticas Universidad de Ibagué, Carrera 22, Calle 67 Laboratório de Biologia e Genética de Peixes Departamento de Morfologia Instituto de Biociências Universidade Estadual Paulista “Júlio de Mesquita Filho”, R. Prof. Dr. Antônio Celso Wagner Zanin 250