1. Combine 1 inch water, lemon and 2 teaspoons salt in large skillet; bring to a boil over high heat. Add salmon. Reduce heat to low; cover and simmer 6 to 8 minutes or until each salmon steak is opaque throughout and flakes easily with a fork.
2. Meanwhile, blend mayonnaise, chives, parsley, lemon juice, 1/4 teaspoon salt and the pepper in blender until smooth. Transfer to bowl; stir in cucumber.
3. Drain salmon. Serve with mayonnaise mixture. Makes 4 servings.