A dark, gothic oil painting depicting a mermaid with a shimmering green tail, nestled on an isolated rock, enveloped by the night's embrace and a tumultuous sea, under the watchful eye of a full moon. The scene's intensity is captured with vigorous, heavy brushstrokes, highlighting the dramatic interplay between the serene mermaid and the wild, untamed sea. The moon bathes the scene in a ghostly light, emphasizing the gothic atmosphere and the mermaid's ethereal beauty. Created Using: intense, textured oil painting style, dramatic use of light and shadow, detailed rendering of mermaid's scale and hair, powerful depiction of the sea's might,   evocative portrayal of the night's mood