The body of a woman has been found in the Erewash canal at Long Eaton.
A member of the public called police at 7.30am after spotting the body in the water just off Derby Road.
A witness told the Advertiser: “There are police all over the area at the minute, they’ve been here all morning.
“The body is under a cover at the side of the water and there are forensic officers working down there.”
A spokesman for Derbyshire police said: “This investigation is in the very early stages.
“We are currently trying to determine this woman’s identity and the circumstances surrounding her death.”