The environmental impacts would be devastating for wildlife found on the west coast.
The West Coast of Jura is a truly unspoilt wilderness.
The chance of escapee fish would be very high given the ferocity of the gales on an extremely exposed site during the winter months.
Please if you need further information check out some links from various sources raising concerns on fish farming.
https://m.youtube.com/watch?v=DQYZ07ZS0CU
https://www.google.co.uk/amp/s/www.telegraph.co.uk/news/2017/08/12/salmon-farming-has-done-enormous-harm-fish-environment-warns/amp/
http://www.heraldscotland.com/news/15118242.Revealed__Scandal_of_45_Scottish_lochs_trashed_by_pollution/