Title:Relative abundance and autecology of three piscivorous fishes in lakes of the upper basin of Salado River (Buenos Aires Province, Argentina) / Peces piscívoros en lagunas de la cuenca superior del río Salado (Buenos Aires, Argentina): abundancia relativa y autoecología
Title:Diversity of biting midges of the genus Culicoides Latreille (Diptera: Ceratopogonidae) in the area of the Yacyretá dam lake between Argentina and Paraguay