a beautiful elegant girl with sharp shark teeth, beautiful long wavy blue hair, glowing blue eyes, shark-like fins on her back, wearing a flowing blue and white dress, in a magical underwater fantasy scene with colorful coral, schools of tropical fish, rays and other sea creatures, (best quality,4k,8k,highres,masterpiece:1.2),ultra-detailed,(realistic,photorealistic,photo-realistic:1.37),fantasy,concept art,vibrant colors,dramatic lighting,cinematic,ethereal

worst quality, low quality, bad anatomy, bad hands, bad body, missing fingers, extra digit, fewer digits