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 …

We provide a general compilation of the diversity and geographical distribution of
Amazonian fishes, updated to the end of 2018. Our database includes documented …

Landscape dynamics are widely thought to govern the tempo and mode of continental
radiations, yet the effects of river network rearrangements on dispersal and lineage …

Freshwater fish are restricted by their physiology to rivers and lakes, and are generally
limited in their capacity to disperse across basins. As a result, there is often a close match …

Freshwater ecosystems represent less than 0.01% of Earth's surface water but
proportionately encompass the most species‐rich environment on the planet, including …

Abstract The Brazilian Amazon is one of Earth's most biodiverse and ecologically important
regions. However, research investments for biodiversity in the biome are disproportionately …

Abstract The Baixada Maranhense Environmental Protection Area of the Brazilian state of
Maranhão encompasses a biologically rich region that includes the basins of four principal …

The Amazon has the highest richness of freshwater organisms in the world, which has led to
a multitude of hypotheses on the mechanisms that generated this biodiversity. However …

Ecoregions and areas of endemism are central concepts in biogeography. Based on
collection records and the Endemic Analyses implemented with NDM/VNDM method we …

Two new species of particular biogeographic significance are described from the upper rio
Paraguay basin, one of the genus Paracanthopoma (Trichomycteridae, Vandelliinae) and …