Fish conservation in South America is a pressing issue. The biodiversity of fishes, just as
with all other groups of plants and animals, is far from fully known. Continuing habitat loss …

Hydrilla verticillata (Hydrocharitaceae) is a highly prolific, rooted submerged macrophyte
native to Asia that has invaded aquatic systems worldwide, causing many ecological and …

Global biodiversity is in decline. This is of concern for aesthetic and ethical reasons, but
possibly also for practical reasons, as suggested by experimental studies, mostly with plants …

Knowledge of abiotic limnological factors is important to monitor changes caused by
humans, and to explain the structure and dynamics of populations and communities in a …

In river–floodplain systems, the construction of dams causes environmental changes in the
natural dynamics of rivers and the associated wetlands, which can affect both the taxonomic …

The presence of aquatic macrophytes is a key factor in the selection of habitats by fish in
floodplain lakes because these plants enhance the physical and biological complexities of …

The construction of four large reservoirs for hydroelectric power generation in the main
channel of the Paraná River and many others in the tributaries has eliminated important …

River damming reduces the dispersal rates of biota and filter species by altering the local
environmental conditions. Although phytoplankton is a key biotic group to indicate changes …

In this study, we evaluated the influence of various hydrological cycles on the feeding body
condition of fish species of different trophic guilds in the Paraná River floodplain, as well as …

Neotropical aquatic ecosystems have a rich aquatic flora. In this report, we have isted the
aquatic flora of various habitats of the upper Paraná River floodplain by compiling data rom …