Cook pasta with salt and oil until tender, drain and set aside. Sprinkle lemon juice over fish pieces and set aside. In medium bowl combine all other ingredients, stir in Salmon last. Spoon mixture into pasta shells. Place shells, filled side up, in a 9" x 13" oiled baking dish. Add 2 tablespoons of water to dish.
Cover and bake at 350°F for 30 minutes. Combine bread crumbs and cheese, sprinkle over all and bake uncovered for 6 minutes uncovered. Garnish with lemon wedges and bell pepper strips.