Francis was replaced by Town-class destroyer St.
The new River-class frigate Jed ed the group. Croix was replaced by Town-class destroyer Churchill and Flower-class corvette Arvida was replaced by corvettes Brandon and Collingwood.
Destroyers replaced by new frigates were formed into mobile support groups able to move rapidly to convoys coming under attack. Croix sank U Their s allowed the older escorts anchogage to refit with modern sensors like centimeter radar and modern anti-submarine weapons like the Hedgehog projector.
Laurent; and Flower-class corvette Dauphin ed the group. Convoy HX lost one ship torpedoed by U