Fly Fishing for Permit can test your patience like no other species out there. Considered by many to be the fish of a lifetime. The Permit can cause you headaches, and a steady challenge. Found in shallow tropical flats, your hope is to find a Permit feeding happily on crabs and shrimp. If a Permit is in your sights be sure you have a variety of crabs, and shrimp in different sizes and colors.