Studies involving fish eggs and larvae date back to the end of the nineteenth century. Since
then, studies with ichthyoplankton have proved to be an essential tool, generating …

Although there are almost thirty-thousand species of fish living in a great variety of habitats
and utilizing vast reproductive strategies, our knowledge of morphofunctional and …

Most of the large rivers of South America are impounded mainly for hydropower production.
The construction of fish passes has been one of the strategies adopted by Brazilian …

Fish ladders are generally conceived to reestablish connectivity among critical habitats for
migratory species, thus mitigating the impacts of the blockage of migration routes by dams. If …

The effects of a dam closure (Porto Primavera Dam) on reproduction of the main species that
use the floodplain located below a nursery area were determined. Specifically, we …

We studied the timing of migratory fish spawning in the last dam-free stretch of the upper
Paraná River and in Itaipu Reservoir. Eggs were more common in the Amambai and Ivaï …

Free‐flowing tributaries are important for the maintenance of fish diversity in dammed
systems. In relation to the reproduction of fish species, the role of a free‐flowing tributary was …

Measurements of biotic homogenization are important for ascertaining the nature and extent
of human impacts on biodiversity, especially in relation to habitat alteration, species …

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 …

Quantifying and classifying ichthyoplankton is one of the most effective ways of monitoring
the recruitment process in fishes. However, correctly identifying the fish based on …