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Section Patrol Craft Photo Archive

Sea Otter (SP 781)


  • Built in 1911 by the Britt Brothers, Lynn, MA
  • Acquired by the Navy 11 June 1917 and commissioned the same day
  • Struck from the Navy list 7 November 1919
  • Sold 16 January 1920 to Joseph Guild of Boston, MA
  • Fate unknown.


  • Displacement 6 t.
  • Length 40'
  • Beam 10' 1"
  • Draft 3' 4"
  • Speed 10 kts.
  • Complement: Six
  • Armament: One 1-pounder and one Colt machine gun
  • Propulsion: One 50hp 4-cylinder Sterling gasoline engine, one shaft.
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    Size Image Description Source
    Sea Otter 110k In port with many other Section Patrol craft, probably while awaiting disposal in 1919. USS Daiquiri (SP-1285) is in the right background. Second boat inboard of Sea Otter is USS Patrol # 10 (SP-85)
    U.S. Navy photo NH 102199
    Naval Historical Center

    Dictionary of American Naval Fighting Ships: On 11 June 1917, soon after the United States entered World War I, Sea Otter, a wooden boat built during 1911 by Britt Brothers, Lynn Mass., was acquired by the Navy from Hugh L. Willoughby of Newport, R. I.; and placed in service the same day.

    Sea Otter served as a supply vessel on the east coast of the United States until placed out of service at war's end. Struck from the Navy list on 7 November 1919 Sea Otter was sold on 16 January 1920 to Joseph Guild of Boston.

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