Kambalnaya is a river in Kamchatka.
The length of the river is about 19 km. It flows through the territory of the Ust-Bolsheretsky District of the Kamchatka Territory. It originates from the southwestern slopes of Mount Kaftanov Lopatinsky ridge. In the upper reaches of Lake Kambalnaya. It flows into the Cumulus Gulf of the Sea of Okhotsk.
Its name was due to the abundance of flounder in the mouth.