Reservoirs located in urban areas suffer specific pressures related to human activities. Their
monitoring, management, and protection requirements differ from reservoirs situated in non …

Aquatic ecosystems are the main receptors of toxic substances from human activities. With
the increase in sugar cane production, vinasse–the main residue of ethanol production–is a …

A contaminação de ambientes aquáticos e de águas para utilização pública torna-se um
problema cada vez maior à medida que o crescimento populacional humano amplia-se …

The objective of this work was to evaluate the acute toxicity of formalin and histopathological
effects on the Amazon ornamental fish, bluespotted coridora (Corydoras melanistius). A …

This study aimed at evaluating the effects of a probiotic additive in productive performance
and physiological parameters for Rhamdia quelen. The fish were fed diets containing …

Background: This study evaluated the performance, prevalence of ectoparasites and
morpho-functional response of the liver and the branchiae of Nile tilapia (Oreochromis …

We described liver tissues of the long-whiskered catfish Pimelodus maculatus using
histological techniques through structures stained with hematoxylin and eosin. A total of 21 …

Abstract The Billings Reservoir shows eutrophic waters due to the large amount of sewage,
and consequently, the fish can be a problem for public health. Thus, this project aimed to …

This study investigated the effect of acute exposition to zinc (Zn) on histology of the liver and
testes of yellow tail lambari (Astyanax aff. bimaculatus). The exposure consisted of six …

Conteúdo: Fish commonly known as acaris or plecos are freshwater armored catfish
economically important as a food resource and as ornamental fish. Most of these species …