Five people had to be helped after their fishing boat began sinking off Cobourg harbour on Friday morning.
The Canadian Coast Guard were contacted about a boat which was sinking on Lake Ontario about six kilometres offshore.
The CCG deployed a rescue boat which was used to escort the sinking vessel into the marina. They managed to get the boat onto a launch ramp before it sunk.
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None of the five occupants wished to comment on the incident. No one was injured.
The crew spent some time draining their vessel before leaving the area.