Search and rescue crews are attempting to recover the body of a man seen floating on the River Shannon in Limerick.

The body was seen near St. Michael's Rowing Club near Howley's Quay at around 11:20am this morning.

It is believed a man had entered the water shortly beforehand.

The Shannon-based search and rescue helicopter, an ambulance, gardai, and members of Limerick Marine Search and Rescue are attending the scene.