Laguna (province) producing of fish. Carp and tilapia fingerlings are also being grown in inland ponds and freshwater fish pens. There are a total of 457 operators utilizing an area of for fish pens and fish cages. Aside from the Laguna de Bay, approximately 12% of the area in the Seven Lakes of San Pablo is being used for aquaculture. Laguna is home to twenty-one economic zones as registered under the Philippine Economic Zone Authority. Most of these economic zones are located in Santa Rosa, Biñan, and Calamba. The largest economic zone in Laguna is the Laguna Technopark, located in Santa Rosa
Laguna (province) towns of Bay, Pangil, and Pakil were reputed to have once been a part of his domain, although accounts vary on who exactly Gat Pangil was. The Province of Laguna, which was formerly called "La Laguna" and "La Provincia de la Laguna de Bay", was named after Laguna de Bay, the body of water that forms its northern boundary. Laguna de Bay, in turn, was named after the town of Bay, the first provincial capital. Captain Juan de Salcedo with a band of one hundred Spanish-Mexican soldiers conquered the province and its surrounding regions for Spain in 1571. The province