Officers are growing increasingly concerned for a missing man who needs regularly medication and hasn't been seen in one week.
Police are renewing an appeal to trace Robin, believed to be sleeping rough after leaving an address in Weston-super-Mare on January 27.
Avon and Somerset Police has urged anyone who sees him to call 999, and officers have also asked people to check their sheds.
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Robin is 42 and described as white, about 6ft 6ins (2m) tall and of large build, with a shaved head.
A force spokesperson said: "He could be anywhere in the South West and officers are concerned for his welfare as he needs regular medication .
"Please check outbuildings and caravans to see if he has sought shelter.
"He was wearing a black and white checked shirt, black trousers and trainers and had a grey hooded jumper with him.
"If you know where Robin is now please call 999 and give the reference 5222022181. If you have any other information which could help to trace him call 101 and give the same reference.
"Robin, if you see this, please contact your family or ring 101."
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