A hyper-realistic portrait of a mythical goddess, her face exuding ethereal beauty and wisdom. She is adorned in an exquisite, flowing gown crafted from vibrant red sea urchins and intricate anemone tentacles, each detail meticulously captured. The dress shimmers like the ocean's surface at sunset, the textures and colors creating a mesmerizing effect. Her hair cascades in waves, adorned with delicate coral pieces. The portrait photography showcases her full figure with exceptional depth of field, highlighting the vivid contrasts and ethereal nature of her attire, set against a serene marine backdrop, evoking an aura of divine elegance.