With nice tiny stamp "Marine Biodiversity"
El Nido is a first class municipality and managed resource protected area in the province of Palawan . It is about 420 kilometres (260 mi) southwest of Manila, and about 238 kilometres (148 mi) northeast of Puerto Princesa, Palawan’s capital.
To conserve this rare natural resource, the Bacuit Bay area of El Nido has been established by the Department of Natural Resources as a Marine Reserve.
El Nido Marine Reserve Park is occupying an area of 96,000 hectares, this popular nature spot boasts of diverse ecosystems such as rainforest, mangroves, white sand beaches, coral reefs, and limestone cliffs. Blessed with extraordinary natural scenery, El Nido is, the sanctuary of various forms of wildlife. Many varieties of fish are also found here. Manta rays are a common sight; when in season, divers may see one of the world's rarest marine mammal, the sea cow, known locally as "dugong".