TY - JOUR T1 - Reproductive and population parameters of discus fish Symphysodon aequifasciatus Pellegrin, 1904 (Perciformes: Cichlidae) from Piagaçu-Purus Sustainable Development Reserve (RDS-PP), lower Purus River, Amazonas, Brazil JO - Neotropical Ichthyology A1 - Rossoni, Felipe A1 - Amadio, Sidinéia A1 - Ferreira, Efrem A1 - Zuanon, Jansen SN - 1679-6225 UL - 10.1590/S1679-62252010000200018 VL - 8 Y1 - 2010 PB - Brasil ER -