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Malampaya Sound

General Information
Wetland Type Shallow sea bay, estuaries, small offshore island and islets, intertidal mudflats and sandflats, mangrove
Province Palawan
Municipality Taytay
Area (has) 30,000
Coordinates 10°43'N - 11°00'N; 119°16'E - 119°28'E
Other Information Malampaya Sound is situated between two land masses that form a horseshoe-shaped area characteristic of a delta type estuary. It is divided into two sections: the outer sound the the inner sound.
Biological Diversity
Land Cover

ERDB survey (1989), the dominant species of mangrove are: Xylocarpus qranatum (36.6%); Brugiera gymnorhiza (29.8%); Rhizophora apiculata (13%); Excoecaria aqallocha (1.1%); Rhizophora mucronata (7.7%); Ceriops taqal (2.2%), Ceriops decandra (1.2%) and Brugiera sexanqula (0.6%). Mangrove stands along the river are relatively intact and dominated by old growth although there has been some cutting, leading to an open canopy in some places. The valley of the Abongan river further inland is dominated by rice fields. Estimated 20% of the PA is old growth forest and 25.7% is residual forest.

Forest Cover Type mangrove forest, tropical forests
Major Endemic

21 endemic birds and 4 endemic mammals.

Restricted Range, Endangered and Threatened Species Fauna

Invertebrates and Fishes: Penaeid shrimps, rabbitfish (Siganus spp) mullet (Mugil spp.), anchovies and other fish of the families carangidae and Scombridae are common in and around the mangrove areas.

Herpetofauna: Chelonia mydas, Eretmochelys imbricata

Birds: Ducula aenea palawanensis, Phoenicomalphaeus curvirostris, Polypectron emphanum, Prioniturus platenae, Cacatua haematuropygia, Pelargopsis capensis, Megapodius freycinet cumingii, Gracula religiosa palawanensis, Numenius phaeopus, Haliaetus leucogaster

Terrestrial Mammals: Macaca fascicularis, Callosciurus juvencus, Arctictis binturong, Thecurus pumilus, Mydaus marchaei, Paradoxurus hermaphroditus, Felis minuta

Marine Mammals: Tursiops truncatus, Orcaella brevirostris, Dugong dugon

Species Diversity

156 fish varieties, 60 of which are considered first class and have a high commercial value
Ecosystem Diversity Shallow sea bay, Rocky sea coast, beaches, intertidal flats, mangroves
Socio-economic  
Population

27,828 registered park occupants growing by 4% per year

Transboundary Human Activities

One of the richest fishing grounds in the Philippines. The Sound is also the livelihood for many local communities which are increasing rapidly due to in-migration. The mangrove is used for local uses such as cutting for firewood and building.

Tenure state owned
Threats  
Source of Change

Unsustainable resource use extraction: intrusion of commercial fishing, illegal fishing practices (Blastfishing and poison fishing); over exploitation of mangrove resources, inappropriate use of agro-chemicals in farms, logging, typhoons, solid waste; irrigation for farming, siltation and sedimentation from erosion and quarrying

Socio-economic drivers of change

Population increase due to in-Migration

Policy  
Development Project / Research Ecosystem Research and Development Bureau (ERDB) in 1989 assessed the timber resources of the mangrove areas, while Asian Wetlands Bureau (AWB) carried out a brief survey of the status of the mangrove. The Sound was a recipient of the DENR-EU-NIPAP conservation program.
Existing status of legislations

Commercial trawling has been banned in the Sound. It is recommended that the inner part of the Sound be afforded to some kind of protected status, and that absolutely no conversion of mangroves to fishponds be allowed. The Sound was proclaimed the Malampaya Sound Protected Landscape and Seascape under the NIPAS law.

Source of information

PBCPP, Directory of Philippine Wetlands Vol I & II, Malampaya Sound Protected Land and Sea Scape General Management Plan, Philippine National Reports on Wetlands