It flows through a swampy region and no important archaeological findings have been discovered on its banks.

[2] As the river flows in the lowlands and easily spills over its banks, most linguists agree that Lithuania's name (Lietuva) is related, and perhaps derived from Lithuanian verb lieti (to spill),[3] of the root derived from the Proto-Indo-European *leyǝ-.

Kazys Kuzavinis identified Lietauka as a possible candidate and popularized the hypothesis.

That name was later Slavicised by Old Believers expelled from the Russian Empire and established on the banks of the river, as Litavka, and phonetically reversed to Lithuanian as Lietauka by local Lithuanians.

This article related to a river in Lithuania is a stub.