A member of the public alerted police at 9.41am on Friday (January 10) to the body of a man in the water at Denton Island.
Detective Inspector Mark Rosser said: “Our thoughts are with the family and friends of Anthony at this difficult time. We too are saddened by this update and would ask the public and media to respect the families’ privacy at this time.
“We would like to thank the public for their tremendous support with our investigation into the disappearance of Anthony, along with our partner agencies and volunteers who assisted with the search.”
A spokesman for the force said that Anthony family had been informed and specialist officers are working with the family