The Adjutant-class auxiliary motor minesweepers were built for the United States Navy throughout the 1950s and 1960s, even as late as 1978. Most were loaned to foreign countries under the Military Defense Assistance Pact, with only 24 actually commissioned by the US Navy, with 13 of those eventually being transferred to foreign nations as well. Initially classified as auxiliary motor minesweepers (AMS), on 7 February 1955, they were reclassified as coastal minesweepers (MSC).
USS Bluebird (AMS/MSC-121) was a Bluebird-class minesweeper acquired by the US Navy for clearing minefields in coastal waterways.
WUSS Cormorant (AMS-122/MSC-122) was a Bluebird-class minesweeper in the United States Navy.
WThe fourth USS Falcon (AMS-190/MSC-190) was a Bluebird-class minesweeper in the United States Navy.
WUSS Frigate Bird (AMS/MSC-191) was a Bluebird-class minesweeper acquired by the US Navy for clearing coastal minefields.
WUSS Hummingbird (AMS-192) was a Bluebird-class minesweeper acquired by the US Navy for clearing coastal minefields.
WUSS Jacana (AMS/MSC-193) was a Bluebird-class minesweeper acquired by the United States Navy for clearing coastal minefields.
WUSS Limpkin (AMS/MSC-195) was a Bluebird-class minesweeper acquired by the United States Navy for clearing coastal minefields.
WUSS Meadowlark (AMS/MSC-196) was a Bluebird-class minesweeper acquired by the United States Navy for clearing coastal minefields.
WUSS Parrot (AMS/MSC-197) was a Bluebird-class minesweeper in the United States Navy for clearing coastal minefields.
WUSS Peacock (AMS/MSC-198) was a Bluebird-class minesweeper in the United States Navy for clearing coastal minefields.
WUSS Phoebe (AMS/MSC-199) was a Bluebird-class minesweeper in the United States Navy for clearing coastal minefields..
WUSS Redwing (AMS/MSC-200) was a Bluebird-class minesweeper in the United States Navy.
WUSS Shrike (AMS/MSC-201) was a Bluebird-class minesweeper acquired by the US Navy for clearing coastal minefields.
WUSS Thrush (MSC-204) was a Bluebird-class minesweeper in the service of the United States Navy from 1955 to 1975.
WUSS Warbler (AMS/MSC-206) was a Bluebird-class minesweeper of the United States Navy, that saw service during the Vietnam War, and was later sold to Fiji, where she served as HMFS Kiro (MSC-206).
WUSS Whippoorwill (AMS/MSC-207) was a Bluebird-class minesweeper acquired by the US Navy for clearing coastal minefields.
WUSS Widgeon (AMS/MSC-208) was a Bluebird-class minesweeper acquired by the US Navy for clearing coastal minefields.
WUSS Woodpecker (AMS/MSC-209) was a Bluebird-class minesweeper of the United States Navy, that saw service during the Vietnam War, and was later sold to the Republic of Fiji where she served as HMFS Kikau (MSC-204).