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 Lake Development Authority leads, promotes, and accelerates sustainable development in the Laguna de Bay Region. Regulatory and law-enforcement functions are carried out with provisions on environmental management, particularly on water quality monitoring, conservation of natural resources, and community-based natural resource management. Its mission is to catalyze Integrated Water Resource Management in the Laguna de Bay Region, showcasing the symbiosis of man and nature for sustainability, with focus on preserving ecological integrity and promoting economic growth with equitable access to resources. While water levels in Angat and La Mesa reservoirs remain at alert level, Laguna de Bay boasts of its abundant water that is