People in the northwest are being encouraged to record sightings of basking sharks.
A large number of the sharks have made an appearance in recent days in Donegal Bay and around Mullaghmore Head in Co. Sligo.
Its the second largest fish in the world and can grow to 10 metres in length.
Mark O’Connor from the Donegal Bay Trust says that the sharks can teach us more about life in Ireland’s waters:
