The Interior Ministry has shown that 16 arrests have been created with the alleged abuse led at the players of England on Monday.
The European Qualifier was stopped as a result of racist chanting from home fans as his players considered walking off the pitch throughout the victory in Sofia and Gareth Southgate.
On Wednesday, the Interior Ministry said six people had been detained by them – and work was still ongoing to identify different participants in the episode.
UEFA has begun disciplinary action against Bulgaria in the Vasil Levski National Stadium at the Wake of the struggle.
Meanwhile, the FIFA say they areclosely monitoring the Bulgarian Football Union (BFU) after the resignation of its president, after the occasions on Monday.
Bulgarias captain Ivelin Popov stated that he wasashamed by what occurred, while their trainer Krasimir Balakov apologised into the England team for its racist taunts, following the match.
Gareth Southgate maintained he wasproud of his own players and staff for the way they conducted themselves throughout the European Qualifier, amid the difficult circumstances.
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