Featuring 25-30 Northern California rivers with detailed maps covering many miles of river! Included for each river are the best seasons, species, available illustrated fishing methods (both fly and gear), best flies and best gear for individual rivers and species, fly hatches, knots, launches, parks, number of hookups per year, size of runs, parks, services, guides. 25-30 maps, illus, all color; 8.5×11 inches.