Esox Lucius is the scientific name for the Northern Pike fish. This species is widely distributed across the Northern Hemisphere and is known for its elongated body, sharp teeth, and aggressive predatory behavior. There are several synonyms for Esox Lucius that are commonly used, including the Great Northern Pike, Common Pike, Jack, and Snake. These names reflect the species' size, abundance, and physical characteristics. The Northern Pike is a popular game fish among anglers, who prize its tenacity and fighting spirit. Whether referred to by its scientific name or one of its many synonyms, the Esox Lucius is a fascinating and formidable fish species.