华侨大学厦门校区鸟类多样性的时空分布格局OACSTPCD

The Xiamen campus of Huaqiao University birds are investigated from December 2014 to November 2015(the first phase)and from December 2022 to November 2023(the second phase),using the line transect method and plot sampling method,and their species composition and diversity are analysed.The results show that,a total of 93 species of birds belonging to 13 orders and 40 families are recorded in the two phases.Compared with the first phase survey,17 species of birds are newly added in the second phase.The numbers of bird species and diversity index are highest in autumn and the lowest in winter.The numbers from large to small of bird specie in the five types of habi-tats in the two phases are the heron lake area,green area,inland river area,dormitory area,teaching area,and the di-versity indices from large to small are the heron lake area,dormitory area,green area,inland river area,teaching are-a.The numbers of bird specie and the diversity index of all habitats and seasons increased in the second phase survey compared to the first phase survey,and the evenness indices show a slight decrease in other three habitats,except for the green and teaching area where there is an increase.