A mesmerizing portrait of an enchanting mermaid surrounded by shimmering goldfish, set against a vibrant tapestry of marine life. The light filters gently through the water, casting a dreamlike glow. Cinematic quality captured at 35mm, F/2.8, with a subtle vignette effect. The scene is presented in stunning 4k resolution, featuring masterful cinematic lighting. The composition is intricate, with each element elegantly detailed and ornate, offering an extraordinarily detailed visual experience.