An air and sea search is under way following reports a man has plunged off the Tay Bridge.
The Brought Ferry RNLI team was launched at around 6.30pm on New Year’s Day.
Police Scotland raised the alarm following an incident on the bridge.
A coastguard helicopter was also scrambled to the scene. It has been circling a large area between Monifieth and Tayport.
A spokesman for the Broughty Ferry mercy crew said both of the station’s boats were launched to search an area around the bridge.
He said: “Following request from Coastguard service for person in water, both Broughty Ferry RNLI Lifeboats have been launched.
“The request came in just before 6.30pm. Inshore lifeboat launched at 6.36pm. All weather lifeboat launched two minutes later.”
He added: “Coastguard helicopter arrived at around 8pm to join RNLI crews and Coastguard with search.”
Both boats were stood down at around 9.30pm.
Police have appealed for witnesses to the initial incident to come forward.
A spokesman said: “Police Scotland attended an incident on the Tay Road Bridge about 3.45pm on Monday, January 1, with regard to concern for a person.
“Any person who may have travelled on the bridge around this time and witnessed anything which gave them cause for concern is asked to contact Police Scotland on 101 and quote incident number 3648 of 01012018.”