Mermaid with blue hair and a gold tail sitting on a shell

masterpiece, best quality, (extremely detailed CG unity 8k wallpaper), (best quality), (best illustration), (best shadow), realistic lighting, full shot body,mermaid portrait, intricate, elegant, highly detailed, Mermaid, Fishtail,Curl up on deck,Behind the sea, sailboats,Colored scales,beautiful face,dreamy,medieval era, beautiful detailed glow,

(nsfw:1.5),(bad-image-v2-39000, bad_prompt_version2, bad-hands-5, EasyNegative, NG_DeepNegative_V1_4T, bad-artist-anime:0.7),(worst quality, low quality:1.3), (depth of field, blurry:1.2), (greyscale, monochrome:1.1), nose, cropped, lowres, text, jpeg artifacts, signature, watermark, username, blurry, artist name, trademark, watermark, title, (tan, muscular, loli, petite, child, infant, toddlers, chibi, sd character:1.1), multiple view, Reference sheet, long neck