Please report any broken links or trouble you might come across to the Webmaster. Please take a moment to let us know so that we can correct any problems and make your visit as enjoyable and as informative as possible.

NavSource Online: Mine Warfare Vessel Photo Archive
Right patch contributed by Mike Smolinski

Implicit (MSO 455)
ex-AM-455



Call sign:
November - India - Juliet - India


Implicit served the Navies of the United States and the Republic of China.
Aggressive Class Minesweeper:

  • Laid down 29 October 1952 at Wilmington Boat Works, Wilmington, CA
  • Launched 1 August 1953
  • Commissioned USS Implicit (AM-455), 10 March 1954
  • Reclassfied as an Ocean Minesweeper, MSO-455, 7 February 1955
  • Decommissioned 30 September 1994, sold to Taiwan the same day under the Security Assistance Program and renamed Yung Yang (M 1306)
  • Struck from the Navy Register 20 November 1994
  • Fate unknown.

    Specifications:

  • Displacement 775 t.
  • Length 172'
  • Beam 35'
  • Draft 12'
  • Speed 14 kts.
  • Complement 78
  • Armament: As built, one single 40mm gun mount and two .50 cal. machine guns; Final configuration, bow gun replaced by one twin 20mm gun mount, two .50 cal. machine guns remain
  • Propulsion: Four Packard ID1700 diesel engines, replaced by four Waukasha Motors Co. diesels, controllable pitch propellers, two shafts.
    Click on thumbnail
    for full size image    		 Size Image Description Source
    USS Implicit (MSO 455)
    Implicit 40k - USS Implicit Website Rick Szpyrka
    Implicit 72k -
    Implicit 126k U.S. Navy photo Tom Langford
    Implicit 184k U.S. Navy photo Wendell Royce McLaughlin, Jr.
    Implicit 184k U.S. Navy photo David Buell
    Esteem 130k c. 1978
    Pier 90, Seattle, WA
    USS Esteem (MSO 438), USS Conquest (MSO 488), Implicit, USS Higbee (DD 806), USS Mckean (DD 784) and inboard of the DD's is USS Hector (AR 7).    		 Dave Hood, GMT2
    Implicit 320k 15 June 1983
    Underway near the coastline in the early morning, while assigned to the Naval Reserve Force
    U.S. Navy photo DN-ST-84-10126 by JO2 Lance Johnson, USN    		 Robert Hurst
    Implicit 141k U.S. Navy photo from March 1984 edition of All Hands magazine Joe Radigan
    Yung Yang (M 1306)
    Implicit 55k . Chinese Navy
    Commanding Officers
    01LCDR Alfred Charles Filatrault, Jr., USN10 March 1954 - June 1955
    02LCDR Arthur Ervin Hammarlund, USNJune 1955 - April 1957
    03LCDR Robert Donald Gee, USNApril 1957 - November 1958
    04LCDR Donald J. Hanson, USNNovember 1958 - July 1960
    05LCDR Charles A. Dodd, USNJuly 1960 - July 1962
    06LCDR Alexamder Wolfgang Rilling, USNJuly 1962 - July 1964
    07LCDR Richard Velez Dalton, USNJuly 1964 - June 1966
    08LCDR George J. Carver, USNJune 1966 - September 1968
    09LCDR Virgil Earl Strickland, Jr., USNSeptember 1968 - October 1970
    10LCDR David E. Larison, USNOctober 1970 - June 1972
    11LCDR Michael William Bordy, USN - Retired as Rear AdmiralJune 1972 - June 1974
    12LCDR Thomas Williams Wright, USNJune 1974 - 6 March 1976
    13LCDR Gale Dean Brink, USN6 March 1976 - November 1978
    14LCDR Howard F. Lee, USNNovember 1978 - October 1980
    15LCDR Bruce Edward Holdt, USNOctober 1980 - December 1982
    16LCDR Thomas A. Baker, USNDecember 1982 - December 1984
    17LCDR Bruce Bennett Giannotti, USNDecember 1984 - 11 December 1986
    18LCDR Bruce T. Van Belle, USN11 December 1986 - February 1988
    19LCDR Steven William Nerheim, USNFebruary 1988 - December 1988
    20LCDR Robert Emmett McCabe, III, USNDecember 1988 - April 1989
    21LCDR Daniel A. Burns, USNApril 1989 - July 1989
    22LCDR Richard Crittendon Rush, USNJuly 1989 - July 1991
    23LCDR Michael Lee James, USNJuly 1991 - January 1994
    24CDR William C. Fosseen, USNJanuary 1994 - 1 September 1994
    25CDR George Decker Taylor, Jr., USN1 September 1994 - 30 September 1994
    Courtesy Wolfgang Hechler and Ron Reeves
    View the Implicit (MSO 455)
    DANFS History entry located on the Haze Gray & Underway Website
    Additional Resources and Web Sites of Interest
    USS Implicit (MSO-455)
    Naval Minewarfare Association
    Association of Minemen
    Back To The Main Photo Index Back To the Mine Warfare Ship Photo Index Back to the Ocean Minesweeper (MSO) Photo Index
    Comments, Suggestions, E-mail Webmaster
    This page created by Gary P. Priolo and maintained by Joe Radigan
    All pages copyright NavSource Naval History