The converted Moma (Project 861M) is an Electronic Intelligence gathering ship converted from Moma class survey ship / buoy tenders. Ships in this series were built in Gdansk, Poland. Total for this project during the 1967-73 biennium. 29 vessels have been built, some of them (9 units) has been transformed into a intelligence ship under Project 861M. The ships continue in service with the Russian Navy.

Hydrographic survey vessel Liman laid down at the Stocznia Polnocna Shipyard, Gdansk, Poland (yard No.861/19), launched 19 August 1970, commissioned 23 December 1970 and was assigned to the Baltic Fleet.

In 1974 the ship transferred to Black Sea Fleet.

In 1989 the ship was converted to the intelligence ship.

On 27 April 2017, the vessel sank in the Black Sea following a collision with Youzarsif H, a Togo-flagged livestock freighter. The location of the collision was 29 kilometres (16 nmi) off Kilyos. At the time it sank, the ship carried a crew of 78, all of whom were rescued: 63 - by the Turkish Coast Guard and 15 - by the Youzarsif H itself. Later all crew were transferred to the Russian cargo ship Ulus Star.