East Xisha Island (西沙东岛) is located 24 nautical miles in the south-east of Hainan Yongxing Island with an area of 1.55 square kilometers, it is the second largest island of the Xisha Islands. East Xisha Island (西沙东岛) is habitat for 40 species of birds, known as “Island of Birds”. The white boobies seen in the island is categorized as the national second-class protected animals.