The commerce on Lake Champlain is carried on chiefly through Burlington, the port of entry for the Vermont customs district.
The Gulfport project reduced freight rates between Gulfport and the Atlantic seaboard cities and promoted the trade of Gulfport, which is the port of entry for the Pearl River customs district.
Tampa grew rapidly after the completion of the first railway thither in 1884, and in 1886 it was chartered as a city and became a port of entry.
Richmond is the port of entry for the District of Richmond; in 1907 its imports were valued at 8913,234 and its exports at 8158,275; in 1909, its imports at $693,822 and its exports at $ 2 4,39 0.
A small island, Hog Island, is included in the township. The principal village, also known as Bristol, is a port of entry with a capacious and deep harbour, has manufactories of rubber and woollen goods, and is well known as a yacht-building centre, several defenders of the America Cup, including the "Columbia" and the "Reliance," having been built in the Herreshoff yards here.