This is a great forum.
Sounds like Jack Keller may be of help. Also, a fellow who goes by the name
The Game in this forum lives down there and may lend a hand. Send him a note.
Hang out at the fly shop in Port I......very nice folks.
Click this
www.lagunamadreflyfishers.com
Ya oughta consider tying yourt own............2-3 minutes per fly, a bottle or two of beer, and a coupla hours of practice and you are in business. Lefty Kreh has a video that is a must-see for beginners.........takes you through the basics and illustrating tips and pitfals and how to avoid them. Check out the fly tyers forum here at Reel-Time.
Good luck!