Catfish (Siluriformes) are important species for aquaculture worldwide, with an annual
production in 2018 of ca. 6 million t. This review focuses on reassessing larval development …

Geological and climatic events are widely understood to affect biodiversity, especially in the
species-rich rainforests of Greater Amazonia, yet similar studies have lagged in less diverse …

Gold mining is responsible for most Hg pollution in develo** countries. The aims of this
study were to assess the levels of total Hg (T-Hg) in human hair, fish, water, macrophyte, and …

An exhaustive literature search supplemented by a critical examination of records made it
possible to present an annotated checklist of tapeworms (Cestoda) that, as adults or larvae …

Species are fundamental units in many biological disciplines, but there is continuing
disagreement as to what species are, how to define them, and even whether the concept is …

The Amazonian ichthyofauna is one of the most diverse in the world, yet fishes from the
adjacent coastal basins of Maranhão State in Northeastern Brazil remain poorly known. We …

Molecular markers (Multiplex-PCR and PCR-RFLP of nuclear and mitochondrial genes)
were used to assess the frequency of hybrids in wild stocks of two catfish species …

The megadiversity of the neotropical ichthyofauna has been associated to recent
diversification processes, reflecting in subtle or lacking morphological differentiation …

The genus Seriola includes several important commercially exploited species and has a
disjunct distribution globally; yet phylogenetic relationships within this genus have not been …

Species of the genus Pseudoplatystoma, the long-whiskered catfishes, are important in
commercial and recreational fisheries in South America, and some species have become …