Members of the public have been urged to avoid using the water and beaches within Poole Harbour in Dorset after an oil leak led to a major incident being declared.Poole Harbour Commissioners, which regulates activities in the harbour, said a leak occurred at a pipeline operated by gas company Perenco, under Owers Bay, on Sunday.

Members of the public have been urged to avoid using the water and beaches within Poole Harbour in Dorset after an oil leak led to a major incident being declared.Poole Harbour Commissioners, which regulates activities in the harbour, said a leak occurred at a pipeline operated by gas company Perenco, under Owers Bay, on Sunday.