The term "razor fish" is used to refer to a type of shellfish that is elongated and razor-thin. This delicacy is also known by various other names, including the razor clam, Atlantic jackknife clam, and razor-shell clam. Other common alternatives for this delicious seafood include the Atlantic razor, common razor, and straight razor clam. Some geographical locations also have their own specific names for the razor fish, such as the California jackknife clam and the Pacific razor clam. Whatever the name, razor fish is a highly sought-after ingredient for dishes ranging from soup to pasta dishes, making it a popular choice among foodies and avid seafood lovers.