Coastguard S.O.S: Search & Rescue

A helicopter is dispatched to save a skipper's life when strong winds and high tides threaten to push a yacht in to a harbour wall. And a surveillance team investigate a worrying sign of pollution.

After a tragic boat accident at Poole Harbour, Dorset, the lead investigator must assess CCTV, the vessel, expert witness statements and police reconstruction to bring justice for the casualty's family.

A serious incident occurs when a commercial fishing vessel runs into a private ship. And in rough seas, word comes in that a fisherman has suffered an amputation of the leg.