Scottish basking sharks studied

This 6 August 2019 Dutch video, with English spoken, is about basking sharks in Scotland. Scientists tag these sharks electronically for studying them.

Industrial fishing behind plummeting shark numbers. A team of researchers has discovered that sharks are much rarer in habitats nearer large human populations and fish markets. The team also found that the average body size of sharks and other marine predators fell dramatically in these areas, where sharks are caught and killed intensively for their meat and fins: here.