The father of Argentinian footballer Emiliano Sala, Horacio, has described himself as "worried, desperate and... speechless" as he waits for news about his son.

The French civil aviation authority said Sala was aboard a light aircraft that disappeared from radar en route from Nantes to Cardiff on Monday evening. The 28-year-old Nantes striker had been announced as a new signing for Cardiff City on Saturday.

Speaking to Argentine radio and television from Rosario in his homeland, Sala described how he had only found out about the missing plane through a friend, and that nobody had been in contact with him or the family with any news.

"I don't know anything. I'm in Argentina," he said.

"I spoke to Emiliano on Sunday.

Emiliano Sala: Career in pictures Show all 12 1 /12 Emiliano Sala: Career in pictures Emiliano Sala: Career in pictures Emiliano Sala Cardiff City striker Emiliano Sala is missing and feared dead after an aeroplane carrying him and one other person went missing over the English Channel AFP/Getty Emiliano Sala: Career in pictures Emiliano Sala He first moved to France in 2011 before joining Bordeaux and making his debut in 2012 Getty Emiliano Sala: Career in pictures Emiliano Sala Sala arrived at Bordeaux after playing for Club Proyecto Crecer in Argentina Getty Emiliano Sala: Career in pictures Emiliano Sala In Ligue 1, Sala found himself going up against some of the best-known defenders such as PSG’s David Luiz Getty Emiliano Sala: Career in pictures Emiliano Sala He would join Caen on loan in 2015 Getty Emiliano Sala: Career in pictures Emiliano Sala While with Bordeaux, Sala also spent time on loan with US Orleans and Chamois Niort Getty Emiliano Sala: Career in pictures Emiliano Sala In 2015, Sala secured a move to Ligue 1 side Nantes EPA Emiliano Sala: Career in pictures Emiliano Sala Sala played 130 times for Nantes, scoring 48 goals in all competitions AFP/Getty Emiliano Sala: Career in pictures Emiliano Sala His form in France saw him catch the eye of a number of clubs around Europe AFP Emiliano Sala: Career in pictures Emiliano Sala Sala was the fifth-highest goalscorer in Ligue 1 this season with 12 goals in 19 games Getty Emiliano Sala: Career in pictures Emiliano Sala Sala agreed to join Cardiff in a club-record £15m deal on Saturday 19 January Cardiff City Emiliano Sala: Career in pictures Emiliano Sala Sala’s flight to Cardiff went missing on Monday 21 January and is believed to have crashed into the English Channel Getty

"Still nobody from Nantes has communicated with us, we are worried, desperate, this took us all by surprise.

"I don't have any information on the journey, the only thing I know is that it was a small plane.

"They are saying that the plane lost control in the channel. I don't know what could have happened. I am speechless."

Rescue teams were scrambled to waters north of Guernsey after the light aircraft carrying two people vanished , Guernsey Police said.

Searches of the area resumed on Tuesday morning, with authorities saying the missing plane carrying Emiliano Sala and another passenger had yet to be found.

Guernsey Police said the Piper PA-46 Malibu, a single turbine engine aircraft carrying two people, departed Nantes at 7.15pm for Cardiff and was flying at an altitude of 5,000ft.

On passing Guernsey it "requested descent", but Jersey air traffic control (ATC) lost contact with the plane while it was flying at 2,300ft.

Guernsey Coastguard received an alert at 8.23pm from Jersey ATC that a light aircraft had gone off their radar approximately 15 miles north of Guernsey.

Sala signed for Cardiff from French side Nantes on Saturday (AFP/Getty Images) (AFP)

A major search and rescue operation was triggered involving both St Peter Port and Alderney lifeboats and the Air Search 1 and two HM Coastguard helicopters.

An update from Guernsey Police said: "The search was terminated at 02:00, with all search and rescue assets being stood down, due to strengthening winds, worsening sea conditions and reducing visibility.

"At this time no trace of the missing aircraft had been found."

Air Search 1 and a French rescue helicopter based in Cherbourg resumed the search of the area at 8am on Tuesday. At 11:45 on Tuesday morning they released another statement revealing they had yet to find the plane:

Emiliano Sala agreed to join Cardiff in a club-record deal on Saturday (Cardiff City)

"So far over 1,000sq miles have been searched by a total of five aircraft and two lifeboats. It is being co-ordinated by the Joint Emergency Services Control Centre.

"There has been no trace of the aircraft.

"The search is continuing."