This has been one of my more effective flies for the Galveston Bay. So far 5 species have come to hand while I used it.
Skinny crack recipe:
Gamakatsu B10S, size 6
Size “A” rod wrapping thread, color to match EP brush
Lead dumbbell eyes, 1/80th oz
Black fingernail polish
Craft fur, tan, cream, or sand
Estaz, orange or florescent orange
EP Streamer brush, short fibers, green or brown
Head cement of your choice.