A search of the River Severn was carried out in Shrewsbury last night after reports a man had been seen in the water.
Firefighters along with police officers and support from the National Police Air Service carried out a search although no person was found.
The alarm was raised at just after 8pm on Saturday in the area of the Castle Walk Footbridge.
Shropshire Fire and Rescue Service says a thorough search was made by crews with no heat sources or sightings of anyone in the water and no casualty found.
The search was called off at around 9.48pm.