Tributaries of the Caspian Sea

The Volga (, ) is the longest river in Europe and the longest endorheic basin river in the world. Situated in Russia, it flows through Central Russia to Southern Russia and into the Caspian Sea. The Volga has a length of , and a catchment area of . It is also Europe's largest river in terms of average discharge at delta – between per second – and of drainage basin. It is widely regarded as the national river of Russia. The hypothetical old Russian state, the Rus' Khaganate, arose along the Volga . Historically, the river served as an important meeting place of various Eurasian civilizations.

river in Russia and Kazakhstan

river in South Caucasus

river in Georgia and Russia

river in Russia, flows into the Caspian Sea

river in Kazakhstan

The Atrek (, , ), also known as the Attrack, Atrak, and Etrek, is a fast-moving river which begins in the mountains of north-eastern Iran () and flows westward, draining into the south-eastern corner of the Caspian Sea in Turkmenistan. Because of the high use of its waters for irrigation, the Atrek only flows into the Caspian when it is in its flood stage.

river in Russia and Azerbaijan, flowing into the Caspian Sea

river in Dagestan, Russia

The Sepid-Rud (; ; also known as Sefid-Rud) is a river, approximately long, rising in the Alborz mountain range of northwestern Iran and flowing generally northeast to empty into the Caspian Sea at Rasht.

river in Mazandaran Province, Iran

The Astarachay (, , ) is a small river that defines the eastern border between Iran and Azerbaijan in Western Asia.

river in Iran

river in Azerbaijan

The Qudyal or Qudyalchay () is a river in north-eastern Azerbaijan. It flows through the districts of Quba and Khachmaz.

river in Azerbaijan

river in Azerbaijan

The Vileshchay (, ) is a river of Azerbaijan. It is one of the larger rivers of the country, flowing into the Caspian Sea in southeastern Azerbaijan.

Damiraparanchay ( - “a river that entails iron”) is a river in Azerbaijan, flowing through the territory of the Gabala district. The river originates on Mount Kurvedagh at an altitude of about 3850 m. It flows in a south-western direction through the central part of the region, branching out, it falls into the Turyanchay and Goychay rivers. The river meets Goychay at an altitude of 385 m above sea level in the southeast of the village of Bayramkokhaly. In the northern part of Gabala city, in the western direction, the Karachay channel separates from the river, which connects with the Turyancha

Girdimanchay is a river in Azerbaijan.

river in Iran

Durjachay (), or Durujachay also known as Durja — is a mountain river located in the Gabala district of Azerbaijan, the right tributary of the Damiraparanchay.

river in Nowshahr County, Iran

Zarjoob or Zarjoub (), in Gilan province, northern Iran, is a 41 km river that passes through the city of Rasht and empties into the Anzali Lagoon near the city of Bandar-e Anzali on the Caspian Sea.

river in Mazandaran Province, Iran

Chaghajikchay, Chagajugchay () is a mountain river in the north of Azerbaijan, originating on the northeastern slopes of the Main Caucasian Range and flowing into the Caspian Sea. The length of the river is 70 km. The area of the drainage basin is 288 km². Water consumption - 1.8 m³/s. It is used for irrigation.