Portrait of an enchanting mermaid surrounded by a swirl of colorful goldfish, set against the backdrop of vibrant marine life. Dim light penetrates the deep, creating a mysterious atmosphere. Shot with a 35mm lens at F/2.8, the scene is captured in stunning 4k resolution. A subtle vignette draws focus to the intricately detailed and elegant subject, with cinematic lighting casting a soft spotlight over her ornate features and flowing hair. The composition is rich in texture and detail, evoking an ethereal underwater realm, maintaining a balance of grace and wonder. Aspect ratio 1:2, quality 2.