Ontario Provincial Police are asking for the public's help to locate a man who was last seen taking a boat on Hambly Lake in South Frontenac Township Sunday.

opp cruiser

OPP say a middle-aged man was seen taking his fishing boat on Hambly Lake before the boat was later found unoccupied. (Canadian Press)

The middle-aged man was seen Sunday at 4:45 p.m. fishing alone in a small, flat-bottomed olive green duck boat with a newer 9.9 horse power Yamaha motor on the lake, which is about a 30 minute drive north of Kingston, Ont.

Residents on the lake later located the boat at 5:30 p.m. anchored and unoccupied.

Police are still investigating and are asking anyone with information to contact the OPP Smith Falls Communication Centre at 1-888-310-1122.