Texas Parks and Wildlife S38 E01 Armored Invasion, Lake Somerville & Beneficial Wetland

Dive into the San Marcos River to learn how spearfishing may be our best defense against an introduced aquarium fish. Visit Lake Somerville, where two parks are joined by a 13-mile wilderness trail, traveled by families, fitness buffs and horseback riders. And see how a man-made wetland near Dallas cleans water while teaching the next generation about nature.