Definition: Pentapanax is a type of fish commonly found in freshwater or brackish water environments, primarily in Europe and Asia. It has a relatively small body size (up to 10-25 cm long) but can be quite large, reaching up to 80-160 cm in length. Pentapanax are known for their vibrant coloration, with bright red or orange spots that often serve as alarm signals to predators. Pentapanax are typically found in