title: The conservation of aquatic ecosystems of the Orinoco River basin.
authors.affiliation: Laboratorio de Ictiología, Instituto de Zoología y Ecología Tropical UCV, Caracas, 1041-A, Venezuela.
authors.forename: A
authors.initials: A
authors.lastname: Machado-Allison
keywords: Colombia; Venezuela; conservation; development; illegal exploitation; pollution