Wash fish and pat dry. Brush inside lightly lightly with lemon juice and sprinkle lightly with salt and pepper. Stuff loosely. Skewer opening closed.
Combine remaining lemon juice with butter. Brush over outside of fish. Place in fish basket on greased grill of preheated barbecue. With charcoal grilled arrange hot coals on either side of drip pan placed in centre of bottom of grill. Drip pan can be made out of double thickness of heavy duty foil. For gas barbecue set at medium high. Cook fish, covered for about 20 minutes. turn and cook a further 15 to 20 minutes, or untill flakes to the touch of a fork. Baste with remaining lemon/butter mixture. When cooked remove skewers and garnish with lemon and parsley. Serve with extra stuffing.