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
Bay, Laguna up the towns proper. Formerly a part of Brgy. San Antonio but when it became independent, it became a separated barangay. Both Tagumpay and San Antonio share the same Patron saint, Saint Anthony. This also applies for the feast days for both barangays share the same patron saint. This is the northernmost barangay of Bay and is one of the barangays in Bay which does not have a high school. Tricycles and jeepneys are popular modes of transportation in Bay. Buses are available to Sta. Cruz, Calamba, and Metro Manila. Bay, Laguna ', (pronounced as "Ba-eh"), officially the ', (),