Teixeira, AmílcarGeraldes, Ana MariaNogueira, Mónica Sofia ReisParada, Maria JoãoPereira, EtelvinaFernandes, Conceição2014-10-292014-10-292013Teixeira, Amílcar; Geraldes, Ana Maria; Nogueira, M.; Parada, Maria João Cavalheiro; Pereira, E.; Fernandes, Conceição (2013). Large spill of mining wastes in Portelo stream (Douro Basin NE Portugal) impacts on ecosystem integrity. In VIII Simposium Internacional de Fauna Salvagen. Leónhttp://hdl.handle.net/10198/11194Streams located at Montesinho Natural Park (NE Portugal) have, generally, high biodiversity and an excellent ecological status. However, in this area there arc several abandoned mine sites. As a consequence of intense precipitation during December 2009, several millions of cubic meters of wastes were spilled into Portelo stream, a tributary of Rio Sabor (Douro basin).engMine spillingWater qualityMacro-invertebratesEcosystem integrityToxicity testconference object