The remarkable recovery of the red drum in the Lowcountry wasn’t just luck. Biologists knew where the game fish roam, what they eat, how and when they spawn. They stocked juvenile fish in the right habitats at the right time.They learned how from research at the Waddell Mariculture Center.The center Ã¢â?¬â? the heart of fishing along the South Carolina coast Ã¢â?¬â? turns 25 years old this month. Already this year, its hatchery tanks and ponds have stocked 130,000 striped bass into the Ashley River to restore the trophy lake catch in the saltwater where it’s also native. An additional 40,000 juveniles are being harvested.