It is believed the woman who died from suspected carbon monoxide poisoning in St Ives was Jill Adams, who was in her 60s. Mrs Adams' body and those of her three dogs were found on the ground floor of the bed and breakfast she ran in Bedford Road.
Experts are examining a number of gas appliances in the property.
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It should be a reasonably dry night with some light winds.
It will stay dry overnight with some cloud in parts.
Four people have died in Bristol Harbour this year.