I'm not convinced of her being in the water, as the part of the river where the seat her phone was on is gently sloped, so would be easy to get out, and why would she leave her phone on the bench if she was walking with dog in another location?
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After following a few true crime cases where people were drowned, what stuck in my mind was where the experts explained due to gas in the body, they nearly always float to the surface.
There are a few other reasons why the experts at finding bodies in water say it would be strange if she did fall in the water and hasn't been found.
The expert from Specialist Group International said the bottom of the bank in front of the seat is about two feet deep, so easy to stand up in.
It seems to only be people not experts at finding bodies in water or who haven't been there who think she drowned.
The equipment and specialists used to search for Nicola, have been successful with finding people in much wider and deeper areas.