Despite the fundamental dependence of human populations on water resources, a range of
anthropogenic impacts, in particular the removal of riparian vegetation, threaten freshwater …

Managers, researchers and technicians involved in the conservation and management of
water resources in the Central Amazonia need a robust tool to assess biological quality in …

The Paraíba do Sul river is located in one of the most developed part of Brazil and receives
many organic and industrial effluents directly affecting the ichthyofauna. Concentration of …

This study aimed to evaluate environmental influences on fish distribution and to assess the
extent to which concepts in river ecology accommodate levels of spatio-temporal …

Adaptive modification and use of Karr's index of biotic integrity (IBI) for the upper Yangtze
River, including 12 metrics in five categories, have typically occurred in line with the data …

Environmental conditions of a large river in southeastern Brazil were assessed by
evaluating fish assemblage structure (index of biotic integrity, IBI), landscape use (forest …

Neste estudo avaliamos o estado de conservação do Córrego da Água Limpa, uma
importante fonte de abastecimento de água para a cidade de Monte Aprazível no noroeste …

Fish species richness is an important indicator of river ecological condition but it is
particularly difficult to estimate in large unwadeable rapidly flowing rivers. Intensive multi …

We developed a preliminary fish-based multimetric index (MMI) to assess biotic condition of
Atlantic Rain Forest streams in Southeastern Brazil. We used least-disturbed sites as proxies …

The pollution of Brazilian freshwater ecosystems by plastic began to appear in the scientific
literature only in this century. We provide herein reports of plastic ingestion by members of …