Boca Grande/Charlotte Harbor - Lemon Bay to Cayo Costa Fishing Map Saltwater Chart: Much of this area remains in its natural state and provides excellent habitat for all sorts of wildlife. Boca Grande is known as the "Tarpon Capital of the World." Fish over 200 pounds cruise through the deep holes in the region. Local legend has it that there is so much fishing here, "even the fish go fishing."Area Guide: Made of durable, waterproof material Expertly researched, marked fishing areas included and boat accesses clearly marked