Neotropical freshwater fishes (NFFs) constitute the most diverse continental vertebrate fauna
on Earth, with more than 6,200 named species compressed into an aquatic footprint< 0.5 …

Aquatic invasive species (AIS) are one of the principal threats to freshwater biodiversity.
Exclusion barriers are increasingly being used as a management strategy to control the …

Freshwater ecosystems provide irreplaceable services for both nature and society. The
quality and quantity of freshwater affect biogeochemical processes and ecological dynamics …

Environmental laws are necessary to governance and a sustainable use of nature resource.
Brazil federal environmental laws have been improved in the last 50 years, with significant …

Migratory freshwater fish (ie fish that use freshwater systems, either partly or exclusively)
occur around the world and travel between critical habitats to complete their life cycle. They …

The Amazon basin hosts the Earth's highest diversity of freshwater fish. Fish species have
adapted to the basin's size and seasonal dynamics by displaying a broad range of migratory …

Brazil has a variety of aquatic ecosystems and rich freshwater biodiversity, but these
components have been constantly damaged by the expansion of unsustainable activities …

Abstract The Tocantins-Araguaia Basin is one of the largest river systems in South America,
located entirely within Brazilian territory. In the last decades, capital-concentrating activities …

Realization of the importance of fish passage for migratory species has led to the
development of innovative and creative solutions ('fishways') to mitigate the effects of …

Despite being considered beneficial by providing a clean and renewable source of energy,
the construction of hydroelectric dams has extremely negative implications for Amazonian …