The sparkling blue waters of the Mediterranean Sea are home to over 700 varieties of fish and almost 10 per cent of the world's marine species. Its coastline is one of the most densely populated ...

The sparkling blue waters of the Mediterranean Sea are home to over 700 varieties of fish and almost 10 per cent of the world's marine species. Its coastline is one of the most densely populated ...

In our first year, 2014, marine biologists Johann Mourier and Antonin Guilbert made the first accurate counts: There were some 17,000 groupers and 700 gray reef sharks in the channel. (The fish ...