Saltwater restocking programs tug at the heartstrings of anglers and nonanglers alike. What’s not to love? You hatch and rear little cobia, flounder, redfish, salmon, snook, spotted seatrout, white seabass and other game-fish species. Then you release the juveniles to help bolster wild populations that have been reduced by factors such as habitat destruction, pollution, environmental catastrophe or overfishing. Hatchery fish integrate with native fish, reproduce, and fishery stocks rebound.
But do restocking programs really work? How does anyone know how many hatchery fish survive in the wild? Do they survive at all, and if so, do they reproduce?
These are questions that hatchery managers and fishery biologists around the country strive to research, answer and document on an ongoing basis. It’s about economics as much it is science, for…