Phytoplankton biodiversity in Paraguay-Paraná hydrographic basin was analized, including Paraguay and Paraná rivers and its floodplain. This contribution is based upon information published in taxonomic and ecological ...

Hemigrammus tridens is a small characid described by Eigenmann (in Eigenmann & Ogle, 1907) from Paraguay River, in the country Paraguay. The species has a conspicuous trident-shaped caudal spot, few perforated lateral line ...

Jupiaba Zanata, 1997 is a genus with small species within Characidae, identified by a pair of modified bones in the form of spines just anteriorly to pelvic-fin base. The genus is mostly distributed throughout the Amazon ...

We tested the contribution of the phylogenetic and specific components to the ecomorphological structure of stream fish from the upper Paraguai River and upper Sao Francisco River basins, and identified nodes in the ...

UThe Pantanal wetland is a complex landscape with distinct hydrogeomorphic compartments, with singular hydrosedimentary processes. Examining these processes draws great interest in understanding Pantanal dynamics for both ...

The La Plata Basin (LPB) is a continental river-system, extending across five countries in South America. The study intended to discriminate limnological and water quality macroscale patterns and the determinants. Samplings ...

The golden mussel, Limnoperna fortunei, is an Asian freshwater bivalve introduced in South America in the beginning of the 1990’s, probably through ballast water releases in La Plata River estuary. It dispersed north through ...