It was recovered on Wednesday and brought to the Isle of Portland in southern England on board the Geo Ocean III offshore supply ship on Thursday for formal identification by coroners, who investigate violent deaths in Britain.
Police today confirmed that the body pulled from the wreckage of Emiliano Sala's plane was that of the missing footballer.
In a statement tonight police said they "will continue to be supported by specially-trained family liaison officers".More news: Outcry over Uganda plan to draw tourists with 'curvy women'
The remains of the plane were discovered on Sunday evening - nearly two weeks after it disappeared as it travelled from Nantes in France to Cardiff.
Argentine newspaper Clarin last month published a voice message that Sala, who had played in France since 2012 and scored 12 goals for Nantes this season, apparently sent to friends while in the air.
The aircraft remains 67 metres underwater 21 miles off the coast of Guernsey in the English Channel as poor weather conditions stopped efforts to recover it.
But it added, "The weather forecast is poor for the foreseeable future and so the hard decision was taken to bring the overall operation to a close".More news: Bucks to get Mirotic from Pelicans for two players
The Air Accidents Investigations Branch (AAIB) said the operation had been carried out "as dignified a way as possible" and the men's families were kept updated throughout.
Police said investigations into the cause of the crash are ongoing.
He was preparing to join his new club, Cardiff City, following their record-breaking £15 million acquisition from FC Nantes.
Sky sources say Nantes have now started legal action against Cardiff, asking for the first payment of the transfer fee, which is understood to be more than £5m.More news: Jay-Z joining the fight for 21 Savage's freedom
Mr Mearns - known as the "Shipwreck Hunter" - and his team located the aircraft within two hours of commencing their search. Cardiff are said to be "surprised" with the timing of the demand so soon after the tragedy.