s not attempted.
The Confederate batteries were behind strong natural banks of earth-works, perforated at points with embrasures.
The gun-boats had attacked them several times without any apparent effect.
The position was deemed too strong to carry by assault with a limited number of troops, so the gun-boats and transports had to lie at anchor before it and make no sign, until troops could be marched overland from Newbern.
On the morning of the 15th, the steamer Escort arrived with General Foster on board, who seemed to think the situation so serious that his presence was demanded.
The day after his arrival the enemy suddenly disappeared, and the siege was raised.
The commander of the North Atlantic squadron seemed to be well satisfied with the conduct of those under his command, and reported that the credit of the Navy had been well maintained throughout.
Commander Renshaw, at Washington, and Lieutenant-Commander McCann, below on the river, conducted affairs with prudence