Police have confirmed that the body of a man was found near the Itchen Bridge at 3:15pm this afternoon.
Officers were called to the nearby Floating Bridge Road, as was the South Central Ambulance Service. The ambulances were responding to reports of a person falling from a height. A hazardous area response team and a helicopter were also present.
The death is not being treated as suspicious at this time, and the man has not been identified. Anyone with information is urged to contact Hampshire Police on 101.
The Wessex Scene will update this article as the story develops.