Heat oven to 400°F. Line cookie sheet with foil; generously spray foil with cooking spray. In shallow bowl or dish, beat egg and water with wire whisk until well blended. In another shallow bowl or dish, mix bread crumbs, lemon-pepper seasoning and garlic salt.
Dip fish into egg mixture; coat with bread crumb mixture. Place on cookie sheet. Spray fish with cooking spray.
Bake 10 minutes. Turn fillets; bake 5 to 10 minutes longer or until fish flakes easily with fork. Place fillets on serving platter; garnish with lemon wedges.