Eight people across the Rainy River district are making court appearances with new charges.
All were individuals wanted on outstanding warrants.
Provincial Police say they were able to round up all of them in a single day.
Police say it was part of a campaign called Project Return, ensuring those previously released by the courts are following the conditions attached.
Among those arrested were a 58-year-old man from Rainy River District who was charged with three counts of criminal harassment and one count of causing unnecessary suffering to an animal.
A 46-year-old woman from Fort Frances was charged with being in a dwelling she was not supposed to be at and assaulting and obstructing a police officer.
A 27-year-old woman from Fort Frances was charged with assault.
A 34-year-old man from Fort Frances was charged with drug trafficking and possession of property obtained in a crime.
A 32-year-old Fort Frances man was charged with assault and assault with a weapon.
Another 27-year-old woman from Fort Frances was charged with assault.
A 22-year-old woman from Manitou First Nation was charged with theft.
All are making future court appearances.