我们于1980年5～7月间,在西沙群岛进行自然疫源性疾病调查,这是建国以来对西沙的首次医学考察。现将其中鸟兽调查部分报告如下。一、自然地理概况西沙群岛是我国南海诸群岛之一,由北部的宣德群岛和南部的永乐群岛组成,共有26座露出水面的岛屿、沙洲,还有一些藏在水下的暗礁、暗沙。其地理位置在北 We conducted a natural epidemic investigation in the Xisha Islands from May to July 1980, the first medical investigation of Xisha since the founding of the People’s Republic. Now part of the survey report of birds and animals as follows. First, the physical and geographical overview Xisha Islands is one of the islands of the South China Sea in our country, from the northern Xuande Islands and the southern Yongle Islands, a total of 26 surfaced islands, sandbanks, there are some hidden underwater reefs, dark sand. Its geographical location in the north