The Instruch (russian: Инструч; german: Inster; lt, Įsrutis, Įsra; pl, Wystruć) is a
river
A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river. In some cases, a river flows into the ground and becomes dry at the end of its course without reaching another body of w ...
in
Russia
Russia (, , ), or the Russian Federation, is a transcontinental country spanning Eastern Europe and Northern Asia. It is the largest country in the world, with its internationally recognised territory covering , and encompassing one-eig ...
's
Kaliningrad Oblast
Kaliningrad Oblast (russian: Калинингра́дская о́бласть, translit=Kaliningradskaya oblast') is the westernmost federal subject of Russia. It is a semi-exclave situated on the Baltic Sea. The largest city and admin ...
. It begins northeast of
Dobrovolsk
Dobrovolsk (russian: Добровольск, lit. "Voluntary Town"; german: Pillkallen (1510-1938) or ' (1938-1947); lt, Pilkalnis; pl, Pilkały) is a village in Krasnoznamensky District of Kaliningrad Oblast, Russia. It has a population of 1,6 ...
and, along with the river
Angrapa
The Angrapa (, , , ) is a river that begins in northeastern Poland and ends in the Kaliningrad Oblast of Russia. Originating in Lake Mamry, it joins the 101-km-long Instruch at a point near Chernyakhovsk – variously assessed as lying 140, 16 ...
, forms the
Pregolya
The Pregolya or Pregola (russian: Прего́ля; german: Pregel; lt, Prieglius; pl, Pregoła) is a river in the Russian Kaliningrad Oblast exclave.
Name
A possible ancient name by Ptolemy of the Pregolya River is Chronos (from Germanic *''h ...
near
Chernyakhovsk
Chernyakhovsk (russian: Черняхо́вск) – known prior to 1946 by its German name of (Old Prussian: Instrāpils, lt, Įsrutis; pl, Wystruć) – is a town in the Kaliningrad Oblast of Russia, where it is the administrative center of C ...
.
Prior to 1945, the river was part of
German
German(s) may refer to:
* Germany (of or related to)
** Germania (historical use)
* Germans, citizens of Germany, people of German ancestry, or native speakers of the German language
** For citizens of Germany, see also German nationality law
**Ge ...
East Prussia. The town of Insterburg (now Chernyakhovsk) was named after the river's German name, ''Inster''.
Rivers of Kaliningrad Oblast
{{Russia-river-stub