Researchers at the Rio de Janeiro-based Oswaldo Cruz Foundation (Fiocruz) found traces of cocaine in 13 sharks of the species Rhizoprionodon lalandii, popularly known as tubarão-bico-fino-brasileiro, cação rola rola or cação-frango, according to a study in the appearing this week in the journal Science of The Total Environment, Agencia Brasil reported Tuesday.
Scientists have unlocked the mysteries of how shark and ray species move up and down the ocean water column, in efforts to better understand them and protect their future. A new study published this month provides the first ever global analysis of how the elasmobranch community (sharks, skates and rays) use the vertical dimension of the ocean.
Endangered sharks will be given greater protection following Monday’s signing of an international agreement on the conservation of sharks, according to an announcement made by UK Fisheries Minister Richard Benyon.
A team of scientists of Chelonia Association and the University of Marseille (France) chose the port of Vigo to initiate a study on dietary habits and intake areas of Atlantic sharks.