According to those familiar with the waters off Galley Head, the arrival of between 25 and 30 of these huge sharks was a rare occurrence so early in the summer.

Local weather soothsayers predicted that the early arrival of the sharks, which were migrating eastwards towards the Seven Heads, was a sign of further good weather.

After its close cousin the whale shark, the basking shark is the second largest fish in the oceans and despite its fearsome appearance is a harmless plankton feeder