1. Combine first 8 ingredients in a bowl. Cover and chill at least 2 hours.
2. Prepare grill.
3. Coat fish lightly with cooking spray; sprinkle with 1/4 teaspoon salt and black pepper.
4. Place fish on grill rack coated with cooking spray. Grill 5 minutes on each side or until fish flakes easily when tested with a fork. Serve with mango salsa.