“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."
More top news
The family of a young man killed by an over the limit driver team up with Cumbria Police to launch 2015 Christmas drink-driving crackdown.
Warnings in place for parts of the region as rain heads into cold air....just in time for the start of December and the Tuesday rush hour
With internet sales set to peak today Cumbria Trading Standards is warning of the dangers of buying counterfeit Christmas presents.