OTTAWA - The number of deaths from a listeriosis outbreak that has been linked to a Maple Leaf Foods plant in Toronto has reached 20.

The Public Health Agency of Canada says the latest death occurred in Ontario, where 15 of the deaths have been reported.

Two deaths occurred in B.C., with one each in Alberta, Quebec and New Brunswick.

The health agency says six other deaths remain under investigation, all in Ontario.

The Maple Leaf Foods plant in Toronto where the Listeria bacterium was found deep inside slicing equipment reopened four weeks after being closed Aug. 20.

Several class-action suits are being planned as a result of the outbreak.