A significant maritime rescue effort took place on September 11. Details of this event are available, including the number of people helped. The evacuation involved a substantial number of individuals, with estimates ranging from 300,000 to 500,000.

This operation was completed rapidly, in under nine hours. It is notable for its scale, being the largest of its kind in American history. Further information about this event can be found through the source, which includes an account from a fishing boat captain who played a role in the evacuation from Lower Manhattan.