Place fillets in a greased baking dish. Bake, uncovered @ 350 for 18-22 minutes or until fish flakes easily with a fork.
Meanwhile, in a bowl combine the crab, parmesan, mayonnaise & lemon juice. Drain cooking juices from baking dish; spoon crab mixture over fillets. Broil for 5 minutes or until topping is lightly browned. Sprinkled with almonds & if desired, paprika.