Sightings of this protected species, unprecedented in the Mediterranean, are threatening local mussel farms, prompting trials in the Gulf of Trieste with magnetic deterrents.

Sightings of this protected species, unprecedented in the Mediterranean, are threatening local mussel farms, prompting trials in the Gulf of Trieste with 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, a trial using…