• MARCH 8: Raids at Khazana Indian restaurant and Mayflower Chinese takeaway, both Portland Road, Wyke Regis. A Bangladeshi man, aged 35, arrested at Khazana. At Mayflower, three illegal workers arrested – two men, 31 and 33, from China and a woman, 26, from Malaysia. While carrying out a search of the restaurant, officers came across another Chinese man, 27, who was identified as a failed asylum seeker, although he was not seen working at the restaurant.

• February 17: Four immigrants were arrested after a raid at the Ming Wah in Weymouth, the Jasmine Takeaway Dorchester Road, Weymouth, and the Weymouth Tandoori. A 29-year-old Malaysian woman was caught by immigration officers trying to flee the Ming Wah, then two Chinese men, aged 30 and 36, were found working illegally at the Jasmine Takeaway. A 41-year-old Bangladeshi waiter was arrested at the Weymouth Tandoori.

• January 2011: A group of suspected illegal immigrants were discovered hiding in a lorry bound for Weymouth.

• DECEMBER 2010: Three illegal workers from Bangladesh found during a raid at the Spice Centre Indian restaurant in Dorchester.

• OCTOBER 2010: A 25-year-old Chinese man found at the Ming Wah in Weymouth.

• SEPTEMBER 2010: A 32-year-old Bangladeshi man found hiding in a cupboard at Portland Spice in Easton Square, Portland and a 49-year-old Malaysian woman in the Peking Town in High East Street, Dorchester • JULY 2010: Raid uncovered three Chinese men working at the Golden Lotus, Trinity Street, Dorchester, and one 33-year-old Malaysian kitchen worker employed at the Tiger Chan in Mellstock Avenue, Dorchester.

Last year a total of 36 raids took place at businesses in Dorset suspected of employing foreign staff who had no legal right to work in the UK.

Fines totalling £117,500 have been confirmed for 14 of those businesses. Between January and December 2010, 138 Dorset immigration offenders were removed from the UK.

Last year, Chillis of Weymouth was fined £10,000 for employing two illegal workers.