However, video later emerged on social media of two men in the home section of the stadium apparently making aeroplane gestures in the direction of the away fans.
However, while Mr Sala's body was found in the wreckage after a private search was launched, Mr Ibbotson's body has yet to be recovered.
But strong currents and winter weather forced them to call off the search before locating 59-year-old pilot David Ibbotson - the only other person on the Piper Malibu propeller aircraft.
The player's body was first spotted by British rescuers using a remotely operated underwater vehicle on Sunday, close to where the plane vanished from radar.
"We again are sending our serious sincerest sympathies to his family, to Cardiff City to Nantes and to all his fans".
Toyota RAV4 TRD Off-Road unveiled
There's a set of black leather-trimmed seats inside with TRD Pro badging stitched into the headrests and red contrast stitching. However it seems there's no luck for those with existing Toyota cars: it'll only be new vehicles that get the functionality.
Neil Warnock has abandoned plans for Cardiff to take a mid-season break so that he and his players can reflect on the Emiliano Sala tragedy in privacy with their families.
The two Southampton fans are set to be banned from future home games.
The body of Argentinian striker Sala was recovered on Wednesday from the plane wreckage at the bottom of the English Channel, after the Piper Malibu aircraft piloted by Ibbotson crashed on the way from France to the United Kingdom on January 21.
"The club will continue to work with Hampshire Police to identify any individuals deemed to have made indecent gestures towards Cardiff supporters", the club added, according to Agence France-Presse.
Cardiff City FC said in a statement: "We offer our most heartfelt sympathies and condolences to the family of Emiliano".
"The body brought to Portland Port today (Thursday) has been formally identified as that of professional footballer Emiliano Sala".