The Greenbelt Reservoir fishing area is located in Clarendon, Texas, and covers around 1500 acres. It is home to various fish species like largemouth bass, crappie, channel catfish, and sunfish, making it a popular destination for anglers. Nearby activities include hiking and camping, as well as visiting the nearby museums and parks. Fishing tips include using plastic worms and spinnerbaits for bass, and live bait for catfish. The best time to visit is during spring and fall when the temperature averages between 60-70°F, with fewer crowds and better fishing conditions.