As lesões coronarianas já foram relatadas em espécies de peixes anádromos, com características semelhantes às observadas em aterosclerose humana, mas não em peixes cultivados sem interferência de padrões reprodutivos. ...

This study evaluated the effect of temperature on growth of Austrolebias nigrofasciatus, an endemic and threatened annual killifish species of the Patos-Mirim lagoon system in Southern Brazil. In order to verify the ...

Nephrocalcinosis cases have been reported in fish, with different causes attributed for calcium deposition in the kidneys. We report the diagnosis of nephrocalcinosis an the presence of kidney stones in cobia, describing ...

Nanotechnology has been proven to be increasingly compatible with pharmacological and biomedical applications. Therefore, we evaluated the biological interactions of single-wall carbon nanotubes functionalized with polyethylene ...

Petroleum hydrocarbons are considered one of the main organic chemicals found in water bodies. In the present study, the median lethal concentration (LC50) was estimated for mullet Mugil liza after acute exposure to ...

O linguado Paralichthys orbignyanus é um importante recurso pesqueiro que está despertando o interesse de sua produção em cativeiro. Este trabalho avaliou o efeito da temperatura sobre juvenis do linguado. Juvenis (32,3 ...

Morphological differences in the otoliths of Macrodon atricauda from Rio Grande do Sul State (southern Brazil) and of M. ancylodon from Para´ State (northern Brazil) were examined. Until recently, these were considered ...

Pulse granulomas (PG) are reactions to particles of food that are characterized by clusters of small to medium-sized hyaline rings. This report describes a case of multiple pulse granulomas, found adhering to the visceral ...

A severe case of ceroid deposition was observed in the kidney of a small number of feral Oncorhynchus mykiss from Alicura impoundment, Argentinian Patagonia. The pigments were observed intracellularly in the kidney tubules ...

Mebendazole (MBZ) is a drug commonly used in human and veterinary medicine against parasitic diseases. This study was designed to identify the lethal dose of MBZ for the host individual when MBZ was delivered at high ...

O papa-terra, Menticirrhus americanus está distribuído ao longo da costa oeste do Oceano Atlântico. Assim como outros Sciaenidae, o papa-terra vem sendo considerado como uma espécie com potencial para a piscicultura marinha ...

O objetivo deste trabalho foi avaliar o efeito de restrição alimentar sobre o desempenho zootécnico e custo de alimentação em juvenis de tainha (Mugil liza). Foram avaliados cinco taxas de alimentação – 100, 80, 60, 40 ...

The objective of this work was to evaluate the ideal feeding rate and frequency for juvenile pompano (Trachinotus marginatus). Two experiments were carried out in a completely randomized design, with three replicates ...

Given the importance of knowledge of the biology of endangered species for the planning of conservation and management efforts, the aim of this study was to investigate the influence of temperature on the growth of ...

Worldwide overfishing has caused the collapse of populations of excessively exploited marine fish. The coastal demersal sciaenid fish “pescadinha”, Macrodon atricauda, has been intensely fished since the 1960s along the ...

Surveys and commercial fishing landings data of the short fin squid Illex argentinus were analyzed to address three related issues: the seasonal and spatial pattern of abundance; seasonal and regional variation of growth ...

Main trophic relationships that occur along the exposed sandy shores in southernmost Brazil (,336 S) are established taking into account several biological compartments operating at morphodynamically distinct environments. ...

The aim of this study is to analyze and relate the spatial-temporal variability of macrozoobenthic assemblages to bottom characteristics and salinity fluctuations, in an estuarine shallow water region of Patos Lagoon. ...

A Auditoria Ambiental trata-se de um processo gerido por um auditor líder e executado por uma equipe previamente definida, com o intuito de avaliar o desempenho, o comprometimento ambiental e a conformidade legal quanto ...

Este trabalho tem por finalidade estabelecer um entendimento conceitual sobre a relação da avaliação de impacto ambiental e suas respectivas medidas mitigadoras e compensatórias determinadas no processo de licenciament ...