Pre-heat oven to 350°F (180°C) In a medium bowl soak potatoes in cold water for approximately 15-20 minutes, rinse and drain well and towel dry. Place potatoes back in dried medium bowl.Drizzle a little olive oil on a non stick cookie sheet, place fish filets on top, sprinkle with salt, oregano, parsley, rosemary and a little minced garlic.Toss potatoes with oregano, salt, rosemary, garlic and olive oil.Place potatoes on cookie sheet with the fish, sprinkle with extra salt and oregano (and olive oil if needed) if desired. Bake for approximately 30 minutes. (I raised the temperature to 425°F (225°C) for the last 5 minutes to brown a little more the potatoes. Serve Immediately. Enjoy!