A mythical creature with a human face and red fish body swimming in a river

a mythical creature with a human face and red fish body swimming in a river, highly detailed, 4k, 8k, highres, masterpiece, ultra-detailed, realistic, photorealistic, photo-realistic, extremely detailed animal, intricate patterns, realistic lighting, fantastical hybrid creature

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