Bay-class minesweeper Ships Ships

| Ship | Original_Pennant_Number | Builder | Laid_Down | Launched | Commissioned |
|---|---|---|---|---|---|
| HMCSThunder(MCB 161) | MCB 153 | Port Arthur Shipbuilding , Port Arthur | 1 Sep 1955 | 27 Oct 1956 | 3 Oct 1957 |
| HMCSTrinity(MCB 157) | MCB 157 | Davie Shipbuilding , Lauzon | 31 Jan 1952 | 31 Jul 1953 | 16 Jun 1954 |
| HMCSUngava(MCB 148) | MCB 148 | Davie Shipbuilding , Lauzon | 17 Dec 1951 | 20 May 1953 | 4 Jun 1954 |