The use of animals from commercial fishing for scientific purposes is a reality in Brazil,
emphasizing the importance of a good relationship between researchers and fishermen. To …

Mangrove forests worldwide are threatened environments considered vulnerable to chronic
contamination by hydrophobic contaminants such as polycyclic aromatic hydrocarbons …

The sources and concentrations of aliphatic hydrocarbons (AHs) and polycyclic aromatic
hydrocarbons (PAHs), faecal and biogenic sterols, and trace metals at 10 sampling sites …

Oil spills, intrinsically related to the petroleum production chain, represent a risk to the
marine environment and a potential threat to humans through seafood consumption. We …

Sterols and hydrocarbons were determined in the surface sediments from the transitional
environment between Paranaguá Bay and the shallow continental shelf in the South Atlantic …

The occurrence, distribution, and the total mass of polychlorinated biphenyls (PCBs) and
organochlorine pesticides (OCPs) were studied in surficial sediments of the Paranaguá …

Terpenoid hydrocarbons are ubiquitous in the marine environment and may be linked to
natural synthetic activities after the original carbon skeleton of the biological precursor is …

The delimitation of environmental impacts in estuaries caused by oil spills is a dynamic
process. Delimitation of the impacted area based on the immediate adverse oil effects …

In this study, we investigated the use of branchial carbonic anhydrase activity in a sessile
filter feeding species, the oyster Crassostrea rhizophorae, as a biomarker. The oysters were …

Four species of shell-less marine gastropods, collectively called “sea slugs”, are newly
recorded from outlets of estuarine systems, the Paranaguá estuarine complex and …