Sander (formerly known as Stizostedion) is a genus of fish in the Percidae (perch) family. They are also known as "pike-perch" because of their resemblance to fish in the unrelated Esocidae (pike) family.
|Walleye (Sander vitreus)|
Local names for the fish have been the basis for many geographical names, like River Suda in Russia or Saunags village on the Baltic coast.
The genus includes the following 5 species:
Phylogenetic relationships of the species of genus Sander based on the concatenated data set of six gene regions and a Bayesian analysis. Romanichthys valsanicola is the nearest living relative of the genus Sander and is used as an outgroup to root the tree.