The governor of Landguard Fort was Nathanial Darrell and was defended by 400 experienced musketeers of the Duke of York and Albany's Maritime Regiment.

As they moved forward they came across unexpectedly shallow water which meant that the attack from the estuary was totally abandoned, but seaward squadron could fire a few shots at long range.

[3] This time a small English galliot had joined in the action firing grapeshot at the Dutch soldiers on the shore near the Fort.

[2] Dolman was killed in this attack which created confusion and less than fifteen minutes later the leaderless Dutch marines retreated, leaving their ladders and other equipment behind.

Continuous English fire lasted until 10:00 pm at which point the sailors decided that with casualties rising and being unable to advance forward the decision to retreat was made.

[3] By now the Dutch were trapped onshore by low water until around 2:00 am on 3 July, giving 500 regular infantry under Major Legge time to arrive from Harwich.

De Ruyter sailed off to cruise up and down the English Channel, leaving Admiral Jan Jansse van Nes in charge of the blockade, which lasted until the end of July.

The garrison of Landguard were provided by the Duke of York and Albany's Maritime Regiment, raised in 1664 and one of the earliest precursors of the Royal Marines.