| the inverted trophic cascade in tropical plankton communities: impacts of exotic fish in the middle rio doce lake district, minas gerais, brazil. | the present study deals with the ecological impacts of the introduction of two alien species of piscivorous fish in several lakes of the middle rio doce lake district in minas gerais, brazil. it was demonstrated that these effects were not restricted only to the fish community. the introduction of the predatory red piranha pygocentrus nattereri and the tucunaré cichla cf. ocellaris caused not only a sharp decrease in the number of native fish species, but also major shifts in other trophic level ... | 2008 | 19197473 |
| loss of biodiversity in a conservation unit of the brazilian atlantic forest: the effect of introducing non-native fish species. | the introduction of species has become an important problem for biodiversity and natural ecosystem conservation. the lake system of the middle rio doce (mg, brazil) comprises c. 200 lakes at various conservation states, of which 50 are located within the rio doce state park (perd). previous studies had verified several of these lakes suffered non-native fishes introductions and the presence of these species needs for the implementation of actions aiming at not only their control but also the pre ... | 2016 | 26909619 |