Phang-Nga province is located at Lat 8 degrees 27′52.3′′N and Long 98 degrees 32′E. The mean annual rainfall is 3,638.3 mm. Mangroves covered 529.988016 km2 in district of Khura Buri, Takua Pa, Thai Mueang, Takua Thung, Mueang Phangnga, Thap Put and Koh Yao. The dominant tree is in the family Acanthacea