Sightings of this protected species are unprecedented in the Mediterranean in scale and frequency, but they threaten local mussel farms. In the Gulf of Trieste tests are under way to identify and drive the animals away using magnetic deterrents.

Sightings of this protected species are unprecedented in the Mediterranean in scale and frequency, but they threaten local mussel farms. In the Gulf of Trieste tests are under way…

Sightings of this protected species are unprecedented in the Mediterranean in scale and frequency, but they threaten local mussel farms. In the Gulf of Trieste, a trial using…