The antisubmarine forces remained until mid-1943 when the Navy took over the coastal patrol mission.

The strategic-missile subs are controlled by different authorities from their tactical antisubmarine forces.

Upon her return, the ship continued her familiar role of logistic support to the antisubmarine forces in the western Atlantic.

Japanese antisubmarine forces consisted mainly of their destroyers, with sonar and depth charges.

If you were Japanese, wouldn't you put your antisubmarine forces around your invasion fleet?

Tomorrow night he would have little time to put a charge on, and he might need every amp to evade antisubmarine forces.

They might have antisubmarine forces gathered, be waiting for the boat to move before they sprung the trap.

No doubt they were alerting their antisubmarine forces right now.

We must get into the bay before other antisubmarine forces arrive and join the search.

So his aircraft carrier became an antisubmarine force in its own right.