Years ago any conversation waterside involving the subject of Sow Bugs on most waters would have brought questioning looks by many as this aquatic life form had very little recognition. Now a days Nymph fishermen are sure to carry some Sow bugs in the collection. The Grey Sow Bug is a very good impressionistic pattern that is sure to draw some attention. Simply put, get this fly, put it in your box and get it wet! The Grey Sow Bug will not disappoint.