The mermaid, underwater sea, swim, coral, fish, fish ears, red lips, black hair, long hair, twintail hair, mermaid tail below waistline, eel mermaid tail,

multiple girls, lowres, text, error, missing arms, missing legs, missing fingers, extra digit, fewer digits, cropped, worst quality, low quality, jpeg artifacts, signature, watermark, out of frame, extra fingers, mutated hands, (poorly drawn hands), (poorly drawn face), (mutation), (deformed breasts), (ugly), blurry, (bad anatomy), (bad proportions), (extra limbs), cloned face, flat color, monochrome, limited palette, (((extra legs))), broken leg