James Hanratty, an immigration judge for 16 years, said crooked solicitors are helping their clients make up bogus tales of persecution.
Immigration was undeniably one of the main concerns driving the 17.4 million Britons to vote to leave the European Union.
They contact each other on the encrypted messaging service to raise the alarm about immigration raids.
MigrationWatch said five million skilled and two million below graduate-level jobs in the UK could be at risk from “new and increased” competition.
Men have been allowed to stay in the UK after fabricating sexual abuse claims.
2017/18 saw largest release of green belt land with 5,000 hectares released
The trafficking ring was based in Brussels and would smuggle “up to 20 migrants” into Britain a day.
Vice Chairman of Migration Watch UK Alp Mehmet said ‘the overall numbers, frankly, are quite likely to go up.’
Belgium's immigration minister has placed an extraordinary level of blame on “beautiful” Britain for Europe’s immigration woes.