Squeeze the juice from the halved lime on the fish. Rub each fish inside and out with 1 1/2 tablespoons of the jerk rub. Salt and pepper the fish, if needed. Put 2 slices of lime
, and 2 sprigs of thyme in the stomach cavity of each fish
. Brush the outside of the fish with oil, and place on a hot grill
. Cook about 5 to 6 minutes on each side, until the flesh flakes easily. Serve with Pineapple Salsa.