8 ounces dry fettuccini noodles
3 tablespoons olive oil
1/2 cup finely chopped onion
1/2 cup finely chopped green bell pepper
2 tablespoons dried Italian seasoning
1/2 cup pitted kalamata olives
1 lemon, juiced
1 (14.75 ounce) can red salmon, drained
1 (8 ounce) container light sour cream
1 (8 ounce) container low-fat plain yogurt
2 ounces blue cheese, crumbled