“…In addition, the state of Pará has important fishing areas such as the estuary of the Amazon River, the island of Marajó and the Amazon and Tocantins rivers, which, between them, are home to many commercial species, such as uçá crab (Ucides cordatus), tambaqui (Colossoma macropomum), pirarucu (Arapaima gigas), curimatã (Prochilodus nigricans) and pacú (Mylossoma spp.) all of which are currently protected by the closed season rules (IBAMA, , 2007MMA, 2005;Gouveia et al, 2015). In the state of Maranhão, the exercise of fishing of any category and mode, and with any gear, in the watersheds of the Pindaré, Maracaçumé, Mearim, Itapecuru, Corda, Munim, Turiaçu, Flores, Balsas and Grajaú Rivers, as well as, in streams, lakes, dams and public weirs is prohibited annually from December 1 st to March 30 th (IBAMA, 2003).…”