No - this fragrance doesn't smell like fish! It smells like Wasabi - spicy, clean, fresh and green with hints of ginger and thyme. One of our founder's favorites!Our 4oz Reed Diffusers release a slow, steady fragrance for 1 to 2 months. Perfect for offices, dorm rooms, teacher gifts, and other places that don't allow a flame. For a burst of fragrance simply flip the reeds.