Combine seasonings in a medium bowl.
Rinse fish and pat dry.
Coat thoroughly with seasonings, pressing into flesh.
Spray both sides thoroughly with non-stick vegetable spray.
Cook on grill for 10 minutes per inch of thickness, turning halfway through cooking.
Set aside to rest.
Add lettuce, half of Parmesan cheese and slightly more than half of dressing to a large salad bowl.
Add croutons and toss gently and thoroughly.
Distribute between 4 serving plates.
Top each salad with a piece of salmon, sprinkle with additional cheese and garnish with lemon.
Grind black pepper over top if desired.
