• 1  cup  orange sections
• 2  tablespoons  slivered red onion
• 1  tablespoon  chopped fresh flat-leaf parsley
• 1  tablespoon  capers, minced
• 1  teaspoon  grated orange rind
• 1  tablespoon  fresh orange juice
• 1  tablespoon  extra-virgin olive oil
• 1  teaspoon  rice vinegar
• 1/8  teaspoon  ground red pepper
• 4  (6-ounce) arctic char fillets
• 1/2  teaspoon  kosher salt
• 1/2  teaspoon  freshly ground black pepper
• Cooking spray

1. Combine first 9 ingredients in a small bowl; toss gently to combine. Cover and chill until ready to serve.
2. Heat a large heavy skillet over medium-high heat. Sprinkle fish with salt and pepper. Coat pan with cooking spray. Add fish to pan; cook 4 minutes on each side or until desired degree of doneness. Place 1 fillet on each of 4 plates; top each serving with about 1/4 cup relish.