This article was taken from the June 2012 issue of Wired magazine. Be the first to read Wired’s articles in print before they’re posted online, and get your hands on loads of additional content by subscribing online. You don’t need elaborate equipment to catch this river-dweller, just a pair of hands. Mike Daunt, coauthor of *Endangered Species: The Bart and the Bounder’s Countryside Year (*John...