Mining activities have significantly affected the Neotropical freshwater ichthyofauna, the
most diverse in the world. However, no study has systematized knowledge on the subject. In …

The presence of livestock in riparian areas raises several questions about the conservation
and sustainable use of water resources and biodiversity in Brazil. Although the Native …

Neotropical freshwater fishes are the most diverse on the planet (> 5,500 species), although
nations in Latin America have been negligent regarding their conservation. National policies …

The Amazon rainforest has experienced rapid land‐use changes over the last few decades,
including extensive deforestation that can affect riparian habitats and streams. The aim of …

Multimetric indices (MMI) have been widely used to assess ecosystem conditions because
they are low-cost, employ a rapid field method, and can incorporate various biological …

The Tocantins-Araguaia River basin is the largest basin located entirely in the Brazilian
territory. The high degree of endemism of its ichthyofauna has been revealed in several …

Despite the importance of small tropical streams for maintaining freshwater biodiversity and
providing essential ecosystem services to humans, relatively few studies have investigated …

Abstract Changes in landscape composition caused by conversion of natural habitats into
human-altered ecosystems can directly influence the physical characteristics of stream …

A major strength of the guild approach is its ability to simplify community analysis by
aggregating species with similar roles or functions into groups. These groups can be used to …

Functional traits are important for understanding the links between species occurrence and
environmental conditions. Identifying these links makes it possible to predict changes in …