Police officially identified a body found in Blackhall near Peterlee on Saturday 22 March as the missing Durham teacher Mark Bushnell.
He was deputy headteacher at Durham School in the city. He left the family home on Sunday 9 March to look for a laundrette.
Since then, there have been extensive searches of the Blackhall Rocks area led by Durham Police officers but with dozens of search and rescue volunteers in support.
The Coastguard and the British Transport Police were also called on to assist the search.
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The Women’s Tour de Yorkshire will also double in size next year, increasing from one to two days on Thursday 3rd and Friday 4th May.
All three lanes will be open between Leeming and Catterick, without roadworks, for the first time since the project began back in 2014.
The RSPCA say they do not know what the oily substance is or where it is coming from but some birds have died from the trauma.