MONCKS CORNER -- Hydrilla is an invasive species. So are grass carp. Stocking carp to kill hydrilla is an example of just how provisional the management is over the man-made Marion-Moultrie lakes and prized game fish that keep disappearing.

The state and Santee Cooper unloaded 6,000 grass carp today at Angel's Landing and the Hatchery on Lake Moultrie, after stocking Lake Marion with as many fish two weeks ago. The stocking is an effort to maintain a population of about 20,000 of the sterile, plant-eating fish to keep hydrilla, a tangling aquatic plant that grows like kudzu, from overrunning the 150,000-acre lake system.

Not everyone cottons to the idea. Carp are considered "trash fish" that compete with the sought-after catches like largemouth and striped bass, fish that turned the lakes in their heyday into an estimated $300 million sports tourism destination. Largemouth bass like hydrilla; they gather there for cover and food.

Read more in tomorrow's editions of The Post and Courier