Small fish found in Yorkshire in freshwater.
No interactions present.
It might well be a Salmo trutta but at that size it might be hard to say its not Salmo salar? Salmon fry and trout fry are very similar as far as I know. Unless of course its so far upstream, beyond where salmon can access, eg above impassable falls where no salmon fry stocking has taken place.
Lat/Lng: 54.2, -1.9
OS grid ref: SE1288