Mr Talbot, 58, pictured above, was last seen at around 4 pm on Monday following a camping trip near Garrogill, Moffat.
Moffat and Galloway Hill Rescue Teams were joined by Police Scotland’s Glasgow-based search and rescue team. The force helicopter also assisted in the search.
The operation was later extended to cover a wider area in and around Garrogill to the north of the Upper Annandale town.
Police Scotland said later: “The search for Stephen Talbot has been suspended after the discovery of the body of a man in the Garrogill area.”
A statement added: “The Procurator Fiscal has been notified. Police Scotland would like to thank everyone for their assistance in this matter.”
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