A multi-agency search operation began on 16th of July after a man was reported to have got into difficulty whilst in the water.
The man's family have been made aware of the developments.
The body was found by a member of the public in the vicinity of Cinderdale car park at around 09:00 this morning.
The car park at Crummock Water is likely to remain closed for a proportion of the day.
No formal identification has yet taken place.