sentences:  A more unusual use of a weir was that at Lainshaw House where two weirs, together with a realignment of the Annick Water, provided a large area of water for waterfowl, shooting and ornament.Over the centuries the River Irvine and its tributaries have been associated with many violent deaths and accidental drownings, some famous enough to have been recorded and remembered in the folklore of the county.It is recorded that a deep pool in the River Irvine at Irvine was called the 'Witches Plumb' and that it may have been used to duck supposed witches to see if the Devil would save them.