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Droxford Maritime @jjdroxford.bsky.social · 1h

🔺OOA activity - Update

RFN Baltic Fleet tug "Yakov Grebelskiy" & Black Sea Fleet Kilo SSK B-261 "Novorossiysk", completed eastbound transit of the English Channel & entered the NSEA, 9 October 2025.

⚠️Units returning to the Baltic Sea after OOA deployment to the Mediterranean.

Library image courtesy of Mr. Peter Ferrary

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Droxford Maritime @jjdroxford.bsky.social · 13h

Thank you, that’s some unique closure!

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Droxford Maritime @jjdroxford.bsky.social · 15h

🔺OOA activity - Update

RFN Baltic Fleet tug "Yakov Grebelskiy", ICW Kilo SSK B-261 "Novorossiysk", will highly likely enter the NSEA, via Dover Strait eastbound passage, overnight, 8 October 2025.

⚠️Units returning to the Baltic Sea after OOA deployment to the Mediterranean.

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Droxford Maritime @jjdroxford.bsky.social · 1d

🔺Northern Fleet Air activity

A Russian Navy NFAF probable Tu-142 MPA conducted a 6-hr routine MARPAT in the Barents / Norwegian Sea area, 7 October 2025.

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Droxford Maritime @jjdroxford.bsky.social · 1d

🔺OOA activity - Update

Russian Navy Baltic Fleet tug "Yakov Grebelskiy", likely in company with Kilo B-261 "Novorossiysk", commenced EASTBOUND transit of the English Channel, 7 October 2025.

⚠️Unit(s) returning to the Baltic Sea following OOA deployment to the Mediterranean.

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Droxford Maritime @jjdroxford.bsky.social · 1d

EASTBOUND: FFS! apologies. oh well a good one to end on I suppose

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Droxford Maritime @jjdroxford.bsky.social · 3d

🔺Northern Fleet Air activity

A Russian Navy NFAF probable Tu-142 MPA conducted a 6-hr probable ASW patrol in the Barents Sea area, 5 October 2025.

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Droxford Maritime @jjdroxford.bsky.social · 3d

🔺Research vessel activity - Update

Russian AARI operated icebreaking RV “Akademik Tryoshnikov” returned to St. Petersburg, 5 October 2025, following a 2-month mission to the high Arctic.

⚠️Unit RAS’d (PAX/stores) & relocated AARI RV “Severny Polyus” to the east for its next environmental mission.

Image of Russian Arctic & Antarctic Research Institute (AARI) owned & operated scientific vessel Akademik Tryoshnikov for illustrative purposes only. Photograph courtesy of @Sprinter99800

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Droxford Maritime @jjdroxford.bsky.social · 4d

🔺Baltic Sea activity - Update

Russian Navy Baltic Fleet Pr.775 class BDK-110 "Alexandr Shabalin" highly likely departed the Fehmarn Belt loiter area, late PM 3 October 2025.

⚠️Unit ENR an assessed RTP Baltiysk but could conduct further loiter activity along the Polish littoral / SE Bornholm area.

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Droxford Maritime @jjdroxford.bsky.social · 6d

Thank you 👍🏻

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Droxford Maritime @jjdroxford.bsky.social · 6d

The sprint/drift behaviour is entirely consistent with Grebelskiy’s whole time OOA.

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Droxford Maritime @jjdroxford.bsky.social · 6d

@thelookout.bsky.social @puca.bsky.social @thomasnilsen.bsky.social

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Droxford Maritime @jjdroxford.bsky.social · 6d

⚠️ Arctic activity - Heads up!

There is an increased likelihood of an unspecified probable missile firing event occurring in the Arctic region, evening 2 October 2025, extending into 3 October.

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Droxford Maritime @jjdroxford.bsky.social · 6d

🔺Digital Speech compression system

Replaced analogue enciphered & compressed systems which were very insecure almost from inception. Use of proprietary 2G ALE makes this user vulnerable from a SIGINT perspective.

Quite rare & a real treat to hear these days so worthy of post.

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Droxford Maritime @jjdroxford.bsky.social · 6d

🔺Research vessel activity - Update

Russian Arctic & Antarctic Research Institute owned & operated icebreaking RV “Akademik Tryoshnikov” returned to the Baltic Sea, 2 October 2025.

⚠️Unit returning to St. Petersburg following a 2-month Arctic research expedition.

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Droxford Maritime @jjdroxford.bsky.social · 7d

🔺OOA activity - Update

Russian COI “Sparta IV” likely escorted by Baltic Fleet Pr.20380 class SKR-532 “Boikiy” located south east of Crete, 2 October 2025.

⚠️Unit NAVTRKs consistent with a destination in the Levant & could arrive in the littoral around 4 October.

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Droxford Maritime @jjdroxford.bsky.social · 8d

🔺OOA activity - Heads up!

Russian Navy Northern Fleet Pr.864 Vishnya class SSV-175 “Viktor Leonov” VISID entered the Baltic Sea, 30 September 2025.

⚠️Unit likely ENR routine maintenance at KMP or Yantar shipyard after surveillance operations on the Mediterranean. H/T Mike

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Droxford Maritime @jjdroxford.bsky.social · 10d

@thelookout.bsky.social @covertshores.bsky.social @kaptainloma.bsky.social

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Droxford Maritime @jjdroxford.bsky.social · 10d

🔺OOA activity - Update

Russian Navy Baltic Fleet tug "Yakov Grebelskiy" likely conducting weather avoidance passage in the Gulf of Cadiz, AM 29 September 2025.

⚠️There is a realistic possibility Unit is transiting in company with Kilo B-261 "Novorossiysk"

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Droxford Maritime @jjdroxford.bsky.social · 10d

@thelookout.bsky.social @covertshores.bsky.social @kaptainloma.bsky.social

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Droxford Maritime @jjdroxford.bsky.social · 10d

🔺OOA activity - Update

Russian Navy Baltic Fleet tug "Yakov Grebelskiy" conducted STROG westbound transit, early AM 29 September 2025. Unit likely returning to the Baltic Sea.

⚠️It is unknown if Kilo B-261 "Novorossiysk" also departed the Mediterranean at this time.

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Droxford Maritime @jjdroxford.bsky.social · 10d

You’re welcome David, keep up the good work 👍🏻

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Droxford Maritime @jjdroxford.bsky.social · 10d

I believe the pair for next month are most likely for SLBM activity and possibly not associated with tonight’s activity.

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Droxford Maritime @jjdroxford.bsky.social · 10d

@thomasnilsen.bsky.social @thelookout.bsky.social

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Droxford Maritime @jjdroxford.bsky.social · 10d

⚠️ Arctic activity - Heads up!

There is an increased likelihood of an unspecified high priority event, possibly a missile firing, occurring in the Arctic region, during the evening 28 September 2025, into 29 September.

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