A full pattern of depth charges set for a shallow target splashed into the water around the U-boat.

Bickerton moved into the attack and fired a pattern of depth charges.

However after a pattern of depth charges were dropped over Taurus the explosions shook her free.

Alden then searched for the enemy, made contact, and dropped a pattern of depth charges.

Two minutes later, another pattern of depth charges exploded all around the submarine.

These mortars, the first being Hedgehog fired a pattern of small depth charges.

Finally a pattern of depth charges brought wreckage to the surface.

Murray attacked immediately with a pattern of depth charges.

Sproston dropped a full pattern of depth charges, and a large oil slick was later observed.

First, Terry dropped a pattern of depth charges on a sound contact and waited for results.