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UKRAINE / COLD WAR / INDIVIDUAL SHIP

Mariupol

BT-126 is one ship in this Soviet/Russian mine-warfare lineage.

77-BT-121: Tinian Island, August 1945. Two enlisted men removing canvas cover from atomic bomb, Little Boy, in loading pit. (8/25/2015).
Representative class image: 77-BT-121: Tinian Island, August 1945. Two enlisted men removing canvas cover from atomic bomb, Little Boy, in loading pit. (8/25/2015).77-BT-121 · Public domainImage source
Hull / pennantBT-126, Orenburgskiy komsomolets, U331
ClassProject 1265 Yakhont / Sonya class
NavyUkrainian Navy
CountryUkraine
Builder / shipyardAvangard Shipyard, Petrozavodsk
Laid down1977-05-13
Launched1978-04-20
Completed1978-12-29
Recorded statusDecommissioned

What is known about this ship

BT-126 is one ship in this Soviet/Russian mine-warfare lineage.

Service history

Historical Project 1265 hull; no current-service claim is made without a recent corroborating source.

Class context: Project 1265 Yakhont / Sonya class

Project 1265 Yakhont is documented by 68 completed domestic coastal minesweepers plus four significant unfinished hulls.

Later service and disposition

Transferred to Ukraine and decommissioned 7 November 2012.

This ship is recorded as a member of Project 1265 Yakhont / Sonya class. Shared design history belongs on the class page; this page concentrates on the individual hull where evidence is available.

Sources and further reading

  1. Coastal minesweeper — Project 1265 ↗RussianShips.info · accessed 2026-09-20
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