Troutline Competition San Juan Earth Worm despite his color it is one of the best version of earth worms. In rivers, under the stones close to river bank the living earthworms are more pale and light brown colored. Trout eats these worms when water is rising after a strong rain. This imitation should be in every body fly box !
Fishing recommendation:
The flies are tied on jig hooks in size #12, 14 and 16 with beads of 4mm, 3.5mm and 3.0mm tungsten.