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NavSource Online: Mine Warfare Ship Photo Archive

Courtesy of Mike Smolinski

Sentry (MCM-3)

Call sign:
November - Sierra - November - Foxtrot

Avenger Class Mine Countermeasures Ship:

  • The second Sentry was laid down 8 October 1984 by Peterson Builders Inc, Sturgeon Bay, Wisconsin
  • Launched 20 September 1986
  • Commissioned 2 September 1989.


  • Displacement 1,253 t.(lt), 1,367 t.(fl)
  • Length 224'
  • Beam 39'
  • Draft 15'
  • Speed 13.5 kts.
  • Complement 82
  • Armament: Two M2HB .50 cal. machine guns, two M60 7.62 mm machine guns and two Mk19 grenade launchers
  • Propulsion: Four 600bhp Isotta Fraschini diesel engines, two controllable reversible pitch propellers and two electric light load propulsion motors
  • Auxiliary Systems: Three Waukesha ship service diesel generator sets, one Solar gas turbine generator and one omni-thruster bow thruster system
  • Electronic systems: one AN/SSN-2 Precise Integrated Navigation System (PINS), one AN/SQQ-32 Mine Hunting Sonar, one AN/SPS-55 Surface Radar and one AN/WSN-2 Gyro Compass
  • Mine Countermeasure Equipment Suite: One AN/SLQ-48 (V) Mine Neutralization System, one AN/SQL-37 (V) 3 Magnetic/Acoustic Influence minesweeping gear, Oropesa type 0 size 1 Mechanical
    Sweep Equipment, and MDG 1701 Marconi Magnetometer Degaussing System.

    Click on thumbnail
    for full size image
    Size Image Description Source
    Sentry 123k
    Sentry 133k Department of Defense photo from "Twenty-First Century Warships" by Steve Crawford Robert Hurst
    Sentry 128k Richard Miller, BMCS, USNR, Ret.
    Sentry 127k
    Sentry 125k
    Sentry 132k c. 1989 Tommy Trampp
    Sentry 378k 6 June 1990
    Vancouver, British Columbia, Canada
    Photo by Rick Garcia
    Chris Howell
    Sentry 169k c. 1990
    Photo courtesy of L & L van Ginderen
    Robert Hurst
    Sentry 115k 16 March 2000
    Gulf of Mexico
    Sentry foreground, and coastal minehunter USS Kingfisher (MHC 56) are underway in the Gulf of Mexico as they depart Naval Station, Ingleside, TX for a cruise to the Great Lakes and to several fleet exercises.
    U.S. Navy photo 000316-N-7867W-507
    Photographer's Mate 1st Class Charlo Whorton
    Sentry 150k 22 May 2002
    New York City
    Sentry renders honors to New York City as she participates in the "Parade of Sail" up the Hudson River. More than 6000 Sailors, Marines and Coast Guard personnel aboard 22 ships sailed into New York during the 15th Annual Fleet Week celebration.
    U.S. Navy photo 020522-N-2383B-655 by Chief Photographer's Mate Johnny Bivera
    Bill Gonyo
    Sentry 402k 22 May 2002
    Sentry sails up the Hudson River, as her crew prepares to join in the festivities of Fleet Week 2002. More than 6,000 Sailors, Marines and Coast Guard personnel aboard 22 ships - including six warships returning from deployment in support of Operation Enduring Freedom, the war against terrorism - sailed into New York today for the 15th Annual Fleet Week 2002
    U.S. Navy photo 330-CFD-DN-SD-04-09691 by PH1(AW) Michael Pendergrass, USN from National Museum of the U.S. Navy
    Michael Mohl
    Sentry 45k 27 April 2003
    Sentry's first visit to Valletta, Malta.
    Anthony Vella
    Senglea, Malta
    Scout 221k 23 September 2005
    Ingleside, TX
    In preparation of Hurricane Rita, mine countermeasures ships home ported at Naval Station Ingleside nest in a modified mooring. Ships present (left to right): Unknown, Scout
    (MCM 8)
    , unknown, Sentry (MCM 3), Champion (MCM 4), Pioneer (MCM 9), Chief (MCM 14), Gladiator (MCM 11), Avenger (MCM 1) and Defender (MCM 2).
    U.S. Navy photo 050923-N-4913K-006 by Fifi Kieschnick
    Robert M. Cieri
    Sentry 430k 14 December 2007
    Ingleside, TX
    Sentry, homeported at Naval Station Ingleside, Texas, took top honors in the station's annual Ships' Lighting Competition.
    U.S. Navy photo 071214-N-0000A-001 by Mike Antoine
    Lee Wahler
    Sentry 236k 9 September 2009
    San Diego, CA
    Sentry, arrives at its new homeport at Naval Base San Diego after transiting from Ingleside, Texas. Sentry is the last of the eight mine countermeasure ships shifting homeports from Ingleside, Texas to Naval Station San Diego as part of the Defense Base Realignment and Closure.
    U.S. Navy photo 090909-N-0209M-001 by Mass Communication Specialist 3rd Class Joshua Martin
    Sentry 251k c. May 2012
    Long Beach, CA
    Sentry, Devastator (MCM 6), Pioneer (MCM 9) and Warrior MCM 10) loaded on board The Netherlands Heavy Lift ship MV Tern for transit to Bahrain
    Richard Miller, BMCS, USNR, Ret.
    Sentry 345k
    Sentry 286k c. 2012
    Sentry, Devastator (MCM 6), Pioneer (MCM 9) and Warrior MCM 10) loaded on board The Netherlands Heavy Lift ship MV Tern en route to Bahrain
    Sentry 312k c. 2012
    MSC-chartered ship MV Tern transits the Indian Ocean while carrying the four mine countermeasure ships Sentry, Devastator (MCM 6), Pioneer (MCM 9) and Warrior MCM 10) to their new homeport of Manama, Bahrain. They arrived at Bahrain 20 June 2012
    U.S. Navy photo by MC2 Alex Forster, USN
    Joe Radigan
    Sentry 193k 20 September 2012
    Gulf of Oman
    The British Royal Fleet Auxiliary amphibious assault vessel RFA Cardigan Bay (L3009), left, the mine countermeasures ship Sentry, the British Royal navy destroyer HMS Diamond (D 34), and the mine countermeasures ship USS Devastator (MCM 6) transit in formation in the Gulf of Oman. The coalition force is operating in support of International Mine Countermeasures Exercise (IMCMEX) 2012 as part of Task Force South. IMCMEX 12 includes navies from more than 30 countries and focuses on promoting regional security through mine countermeasure operations in the U.S. 5th Fleet area of responsibility
    U.S. Navy photo 120920-N-ZZ999-008 by Lt. Cmdr. Micah Murphy
    Ron Reeves
    Sentry 174k 10 November 2014
    Arabian Gulf
    Sentry (leading the second column on the right) and other ships line up in formation for a photo exercise in the Arabian Gulf during the International Mine Countermeasures Exercise (IMCMEX). With a quarter of the world's navies participating including 6,500 Sailors from every region, IMCMEX is the largest international naval exercise promoting maritime security and the free-flow of trade through mine countermeasure operations, maritime security operations, and maritime infrastructure protection in the U.S. 5th Fleet area of responsibility and throughout the world
    U.S. Navy photo 141110-N-NI474-574 by Mass Communication Specialist 2nd Class Daniel M. Young

    Commanding Officers
    01LCDR Peter Francis Carr, USN2 September 1989 - 1 June 1991
    02LCDR George Parker Croy, III, USN1 June 1991 - 5 February 1993
    03LCDR Thomas J. Jordan Sr., USN15 November 1991
    04LCDR George Parker Croy, III, USN5 February 1993
    05LCDR Neal Joseph Kusumoto, USN - USNA Class of 19815 February 1993 - 29 October 1994
    06LCDR Terry Tyrone Miller, USN29 October 1994 - 20 January 1995
    07LCDR Anthony Michael Kurta, USN - USNA Class of 1981
    Defense Superior Service Medal, Legion of Merit, Meritorious Service Medal, Navy/Marine Corps Commendation Medal and the Navy/Marine Corps Achievement Medal - Retired as Rear Admiral
    Appointed as Acting Deputy Assistant Secretary of Defense for Military Personnel Policy 8 September 2014 - Nomination as Principal Deputy Under Secretary of Defense was reported favorably by the United States Senate Committee on Armed Services 16 November 2017 but failed to receive consideration by the full Senate - The nomination was withdrawn 28 September 2018
    20 January 1995 - 25 July 1995
    08LCDR Thomas Marvin Clemons, III, USN - USNA Class of 198225 July 1995 - January 1996
    09LCDR Jonathan James Olson, USNJanuary 1996 - 21 February 1998
    10LCDR George Bonsall, USN - USNA Class of 198421 February 1998 - 6 August 1999
    11LCDR Donald Gayle Hornbeck, USN6 August 1999 - 2 March 2001
    12LCDR Frank Stuart Linkous, USN2 March 2001 - 6 December 2002
    13LCDR John Milner Zuzich, USN6 December 2002 - 8 October 2004
    14LCDR Patrick Tyler Britt, USN8 October 2004 - January 2005
    15LCDR William Scott Switzer, USNJanuary 2005 - October 2005
    16LCDR David Thomas (Tom) Peterson, USN - USNA Class of 1991October 2005 - 22 September 2006
    17LCDR John Kenneth (Ken) Reilley, USN - USNA Class of 199322 September 2006 - 16 April 2007
    18LCDR Benjamin R. Nicholson, USN16 April 2007 - March 2008
    19LCDR Adam McGregor Aycock, USN - USNA Class of 1994March 2008 - January 2009
    20LCDR Chris Gilbertson, USNJanuary 2009 - June 2009
    21LCDR Hans Eric Lynch, USNJune 2009 - November 2009 (Crew Swerve)
    22LCDR Ian J. Scaliatine, USN - USNA Class of 2000
    Awarded the Defense Meritorious Service Medal, two Meritorious Service Medals, four Navy/Marine Corps Commendation Medals, the Joint Services Commendation Medal and three Navy/Marine Corps Achievement Medals
    November 2009 - 1 November 2010 (Crew Swerve)
    23LCDR Victor Brace Sheldon, USN - USNA Class of 1999
    Awarded four Navy/Marine Corps Commendation Medals, and three Navy/Marine Corps Achievement Medals
    1 November 2010 - 1 May 2011 (Crew Persistent)
    24LCDR R. Curtis Sparling, USN1 May 2011 - April 2012
    25LCDR Jack Beattie Benfield, USN - USNA Class of 2000April 2012 - 4 December 2013 (Crew Bulwark)
    26LCDR Jeffrey J. Murawski, USN - Awarded two Navy/Marine Corps Commendation Medals, and two Navy/Marine Corps Achievement Medals4 December 2013 - March 2015
    27LCDR Janice A. Pollard, USN - Awarded the Meritorious Service Medal, six Navy/Marine Corps Commendation Medals and two Navy/Marine Corps Achievement MedalsMarch 2015 - 16 December 2015
    28LCDR Lawrence Heyworth, IV, USN - USNA Class of 200316 December 2015
    29LCDR Joseph Bubulka, USN - Awarded the Joint Commendation Medal, two Navy/Marine Corps Commendation Medals and five Navy/Marine Corps Achievement MedalsMay 2017 - 24 June 2018
    30LCDR Cameron Jackson Burnette, USN - Awarded the Defense Meritorious Service Medal, four Navy/Marine Corps Commendation Medals and four Navy/Marine Corps Achievement Medals24 June 2018
    ??LCDR Andrew Bucher, USN - Awarded two Meritorious Service Medals, four Navy/Marine Corps Commendation Medals and five Navy/Marine Corps Achievement Medals(Crew Swerve)
    Courtesy Wolfgang Hechler, Ron Reeves, T. Jordan and Joe Radigan

    View the Sentry (MCM 3)
    DANFS History entry located on the Naval History and Heritage Command website
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