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  1. Canadian-Cold-War-Theseus-AUV

    Theseus AUV
    Flag During the Cold War, NATO believed that Russian submarines were using the ice cap in the Canadian Arctic as cover to covertly move between the Atlantic and Pacific. So the U.S. and Canada placed a special sonar network there, deep under the ice. Canadian engineers had to build the world’s largest autonomous underwater vehicle (AUV), Theseus, to lay a cable where ships could not reach...
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  2. Iranian-XLUUV-submarine-drone

    Iranian Islamic Revolutionary Guards (IRGC) XLUUV
    Flag Iran has revealed its first large Uncrewed Underwater Vehicle (UUV). Once developed this will add a new dimension to Iran’s systematic warfare capability. It will also mean that Iran joins an elite club with only the U.S. Navy and Britain’s Royal Navy having such large UUVs...
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  3. Unidentified-Wave-Glider-off-USA-Coast

    Unidentified Wave Glider seen off U.S. Coast
    Flag A photo has been shared on Instagram asking 'what is this?' Well, it is a version of the Wave Glider with a previously unseen aerial attached...

    Update: Since posting, the antenna has been identified as the SeaWatch system from Thayer Mahan.
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  4. Russian-Navy-In-Tartus-Syria

    Russian Navy deployed Marine Mammals to Defend Base in Syria
    Flag The Russian Navy deployed marine mammals to Tartus in Syria during September-December 2018. The animals, most likely seals, were positioned next to the harbor defense units.. Read More >....


  5. U212-AIP-Submarine

    Update: Originally posted Apr 25 2020
    Stealth & sophistication: Type-212 submarine
    Flag Flag The Type-212 class has a reputation for sophistication, largely thanks to its first-use of Fuel Cell AIP (Air Independent Power). It is considered the elite model in the German submarine design list, above the later Type-214 and Type-218 products. The design is interesting in a number of ways. ...

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  6. Submarine-Tunnels

    Covert Shores World Guide to
    Naval Tunnels to Hide & Protect Submarines
    Flag Flag Flag Flag Flag Flag Flag Flag Flag There are a surprising number of tunnels built to protect submarines (and/or warships) from surprise attack. Today the main users are China, North Korea and,... Sweden. But there are many other examples around the world, sometimes disused, sometimes so secret that they remain unconfirmed...

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