A rescue helicopter and coastguard vessels joined in the search for a missing woman from a yacht after it collided with a dredger off Suffolk.
The Thames Coastguard was called to the scene around a mile from the seaside town of Felixstowe.
Further rescue resources have joined in the search again, including a coastguard search and rescue helicopter and two lifeboats - one from Harwich and the other from Walton.
Lifeboat and specialist diving crews are searching for a woman who is missing off the coast of Felixstowe after a boat crash
An air-sea search has been launched for a woman reported missing from a yacht which collided with a dredger off Suffolk at Felixstowe.