Police are advising Lake Windermere users to follow carbon monoxide safety advice after a family became ill on a boat at the weekend.
An ambulance was called on Saturday evening when the family became ill after leaving the boat engine running with the canopy closed.
They were taken to Royal Lancaster Infirmary and were released after treatment.
Police are advising lake users to ensure they follow appropriate safety advice before embarking on a trip to the Lake District and consult with the Lake Wardens office if they have any doubts or require further advice.
It comes after a mother and her 10-year-old daughter died while on a sailing trip on Windermere.
Police believe Kelly Webster and Lauren Thornton from Leyland were poisoned by carbon monoxide fumes from a faulty generator.
The six main symptoms to look out for:
- loss of consciousness
For further advice and information go to [www.fireservice.co.uk/