We were at Skeldon Weir on the Doon today to advise the operators of the hydro scheme where timber baulks may provide the best opportunity to improve migration over this dam. While there’s no doubt the weir is passible, each and ever weir on rivers has an impact. Small or large, the very nature of their construction to create a step in height, can present difficulties to fish in some way or another. Not all fish necessarily, but some weirs are easier passed by larger fish while others, the smaller ones do better. Untreated Larch timbers sourced nearby were used. Untreated…

Source: Ayshire River Trust – Skeldon Weir on the Doon