Naval Systems

Project 266M Akvamarin / Natya-class minesweeper

Project 266M Akvamarin, known to NATO as the Natya class, is a Soviet ocean minesweeper family built by Sredne-Nevskiy Shipyard. The class used low-magnetic construction, improved mine-detection equipment, and a stern ramp, and it later served with Soviet, Russian, Ukrainian, and several export navies.

Profile

Origin
Soviet Union
Built by
Sredne-Nevskiy Shipyard
Type
Ocean minesweeper class
Service note
Cold War-present
Produced
1970s–2001
Variants
Project 266ME export variant, Project 02668 modernized variant
Developed from
Project 266 Yurka-class minesweeper

Also Known As

  • Natya class
  • Natya-class minesweeper
  • Project 266M
  • Project 266M Akvamarin
  • Project 266-M
  • Akvamarin class minesweeper
  • Semyon Roshal class

Specifications

Displacement
745 tons standard / 800 tons full load
Dimensions
61 x 10.2 x 2.97 m
Propulsion
2 x M-503B-3 diesel engines; 2 fixed-pitch propellers in nozzles
Speed
17 knots
Range
2,700 nmi at 12 knots
Crew
68 (6 officers)
Armament
2 x 2 30 mm AK-230M, 2 x 2 25 mm 2M-3M, 2 x 5 RBU-1200M, and mine-sweeping gear

Service And Conflict Use

Service History

In service
Entered Soviet Navy service in 1970; export and successor-service ships remained in operation into the 2020s.
Used by
Soviet Navy, Russian Navy, Ukrainian Navy, Indian Navy, Libyan Navy, Syrian Navy, Yemeni Navy

Conflict Usage

Natya/Project 266M minesweepers have multiple documented Russo-Ukrainian War links: Ukrainian Project 266M minesweepers were lost or captured during Russia's 2014 seizure of Crimea; Russia's Ivan Golubets was damaged by the 29 October 2022 Sevastopol drone-boat attack; and Ukraine reported destroying the Project 266M Kovrovets in May 2024.

Timeline

Project 266M Akvamarin / Natya-class minesweeper Key Events

  1. Crimea seizure removes Ukrainian Natya hulls

    USNI reported that Ukraine lost two Project 266M Natya I-class minesweepers during Russia's 2014 seizure of Crimea.

    Sources: USNI Eastern European Navies Expand as Russian Occupation of Ukraine Drags On

  2. Ivan Golubets takes damage in Sevastopol

    The New Voice of Ukraine reported minor damage to the Project 266M minesweeper Ivan Golubets after the Sevastopol drone attack.

    Sources: NV Ivan Golubets damage

  3. Kovrovets is reported destroyed

    Ukrainian outlets reported that the Russian Black Sea Fleet's Project 266M minesweeper Kovrovets was destroyed overnight.

    Sources: UP Kovrovets destroyed, Euromaidan Press Kovrovets destroyed

Project 266M Akvamarin / Natya-class minesweeper Images

Related Weapon Systems

Sources