In 292 Constantius Chlorus besieged and captured Gessoriacum (hitherto in possession of Carausius), together with part of his fleet and naval stores.
Tampa is an important shipping point for naval stores and phosphate rock, for vegetables, citrus fruit and pineapples, raised in the vicinity, and for lumber, cattle and fuller's earth.
Great possibilities were also shown for the production of lumber and naval stores.
S.W., the port of entry of the Pearl River customs district, whose exports, chiefly timber, lumber, naval stores and charcoal, were valued at $8,392,271 in 1907.
The bay is well protected by St Vincent, Flag, Sand, and St George's islands; and the shipping of lumber, naval stores and cotton, which reach the city by way of the river, forms the principal industry.