The seven-foot blue shark was filmed gliding through the water at Calo des Moltons, just over a week after a shark sparked panic at a Costa Blanca beach
It occurred on Wednesday morning off a dock on the island of Arousa in the Galician province of Pontevedra, home to spectacular white sandy beaches beaches.
Another shark is spotted off the coast of Spain - the fourth sighting in a week msn.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from msn.com Daily Mail and Mail on Sunday newspapers.
The sea creature - believed to be a six-gilled, flat-toothed reef shark - was filmed dipping its snout in and out of the water, then slightly thrashing while attached to a fishing line