“Over 150 personnel from Dumfries and Galloway Constabulary and these partner agencies were involved in the operation.
“I can confirm that we are currently co-ordinating welfare and support arrangements for 17 foreign nationals located during this morning’s searches.
"These individuals came to the UK from The Philippines, Sri Lanka and Indonesia to work in the fishing industry.
"We are at an early stage of a large scale and complex enquiry."
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With 74 empty shops and businesses in the town centre, D&G council says it's going to spend a million pounds to bring visitors back.
Following Friday's vote to leave the European Union, businesses in the region are worried about how their export market will be affected.