Heat a nonstick skillet or grill pan over medium heat. Spray fish with cooking spray; sprinkle with salt and pepper. Add fish to pan; cook 10 to 12 minutes, turning once, until fish flakes easily with a fork.
Combine yogurt and next 5 ingredients (through honey) in a small bowl, stirring with a whisk. Combine dressing and coleslaw mix, tossing to coat.
Place 2 ounces fish in each tortilla. Top with coleslaw.
MyRecipes is working with Let's Move!, the Partnership for a Healthier America, and USDA's MyPlate to give anyone looking for healthier options access to a trove of recipes that will help them create healthy, tasty plates. For more information about creating a healthy plate, visit www.choosemyplate.gov.