Pike perch, also known as zander, is a highly sought-after freshwater fish that is found in the rivers and lakes of Europe and parts of Asia. While the common name for this fish may be "pike perch," there are a number of other terms that are used to refer to the same species. Some of the most common synonyms for pike perch include zander, European pike-perch, and walleye pike. In some regions, the fish may also be called jack, jackfish, or pickerel, among other names. No matter what you call it, pike perch is prized for its mild, white flesh and delicate flavor, making it a popular choice for anglers and chefs alike.