Place water, wine, peppercorns, garlic, bay leaf and herbs into sauté pan; bring to rolling boil. Reduce heat to simmer.
Sprinkle fillets with salt and pepper.
Gently place catfish into liquid; cover and cook for approximately 4 to 5 minutes or until white and flaky.
Carefully remove catfish from poaching liquid with slotted spatula, and place on serving platter. Spoon Fresh Mango Salsa over top of fish, and serve.
Fresh Mango Salsa:
Combine all ingredients, and season to taste.