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 de Duero from Laguna de Duero. There is also a five a side football or indoor soccer school called CD Laguna FS V.V. with a farm team formed by diverse teams for under 10s, under 11s, under 13s and cadets, in addition to a senior team in provincial category and another senior in national category B. These teams play their matches at the sport centers of Laguna de Duero: The municipal sport center with a capacity of 400 people and the sport center La Nava. There is a handball team too: Balonmano Laguna. Laguna de Duero Laguna de Duero is a municipality