Coral Reef Assessment in Brgy. Sta Ana and Brgy. Tanagan, Calatagan Batangas conducted by the Divers of CENRO Calaca and Calatagan in coordination with the Local Goverment Unit (LGU) of Calatagan.

Assessment of Coral reef is done to observe and monitor the current status of the corals including the changes in coral cover and fish abundance and to identify and reduce possible threats to these ecosystems.