From: Dictionary of American Naval Fighting Ships
Octavia
AM-333: dp. 850; 1. 225'; b. 35'6"; dr. 8'6"; s. 16.5 k.; cpl. 85; a. 1 4", 8 20mm.; cl. HMS Algerine)
AM-333; Built at Toronto SB Ltd. Toronto Canada; keel laid 9/22/42. Launched 12/21/42.
U. S. Navy Contract cancelled 12/20/43. Contract taken over by the Royal Navy and completed 2/24/44 as HMS Octavia (J-290).