From 21 October to 14 November, she took part in her first amphibious exercises, sweeping the landing area and dropping marker buoy to guide the simulated assault on the shores of North Carolina.

[2] During 1957 and 1958, the ship was based at Mine Warfare School, Yorktown, Virginia, and in March 1958, she participated in another large amphibious operation at Onslow, North Carolina.

In 1959, she shifted her home port to the amphibious base at Little Creek, Virginia, and continued to perform minesweeping duties during the periodic practice assaults on the Atlantic coast.

From 1963 to 1967, the veteran minesweeper continued her training and readiness operations, a vital part of America's fighting power on the seas.

[2] Hummingbird was transferred to Indonesia in 1971, and renamed Pulau Impalasa (M-720); struck from the Naval Vessel Register, 1 May 1976; returned to US custody; and, disposed of through the Defense Reutilization and Marketing Service for scrap, 1 September 1976.