绵阳市区普通鸬鹚冬季迁徙停歇及行为节律研究  

Study on the Stopover and Behavior Rhythm of Phalacrocorax carbo During Their Winter Migration in Mianyang City

作　　者：刘昊[1] 李斌 李佳 白若梅 石红艳[1] LIU Hao;LI Bin;LI Jia;BAI Ruomei;SHI Hongyan(School of Life Science and Technology, Mianyang Teachers' College, Mianyang 621006)

机构地区：[1]绵阳师范学院生命科学与技术学院,四川绵阳621006

出　　处：《绵阳师范学院学报》2020年第5期47-52,共6页Journal of Mianyang Teachers＇ College

基　　金：绵阳市林业局水鸟监测项目(071/HX201818).

摘　　要：2017-2020年普通鸬鹚的冬季迁徙期,在绵阳游仙区和培城区采用线样法为主,结全定点观测的方法,用望远镜对这两个区域内普通鸬鹚冬季迁徙进行了野外调查研究.结果表明,普通鸬鹚于每年9月底、10月初开始迁入,于次年4月初离开绵阳城区及近效.在绵阳城区及近郊停留时长为(182±4)d.种群数量在11月或次年1月达到峰值(3507~4206只).普通鸬鹚在绵阳城区及近效停留期间,涪江为主要觅食地,仙海湖为主要夜宿地.普通鸬鹚昼间有两个活动高峰,分别发生820和1750.建议相关部门加强对仙海湖及涪江城区段的管理和保护.During the migration period of Phalacrocorax carbo in the winter from 2017 to 2020,using telescope and mainly taking the method of line sample,combining with the method of fixed-point observation,a field survey was conducted on the winter migration of Phalacrocorax carbo in Youxian District and Peicheng District of Mianyang.The results showed that Phalacrocorax carbo began to move in at the end of September and the beginning of October,and left Mianyang City and its nearby area in early April.Their stay in Mianyang City and suburbs is(182±4)days.The Populations of great cormorants peak in November or January(3507-4206).During the stay of great cormorants in Mianyang City and suburb,Fujiang District is the main foraging place,and Xianhai Lake is the main sleeping place.There are two activity peaks of Phalacrocorax carbo in the daytime,one is at 8:20 and the other is at 17:50.It is suggested that relevant departments strengthen the management and protection of Xianhai Lake and the section of city in Fujiang area.

关 键 词：绵阳市 普通鸬鹚 迁徙 空间分布 行为节律 时间分配 

分 类 号：Q959.721[生物学—动物学] Q958.1