厦门中华白海豚社会组织结构、行为和栖息地选择的初步研究-动物学专业论文.docxVIP

厦门中华白海豚的社会组织结构、行为和栖息地选择研究A 厦门中华白海豚的社会组织结构、行为和栖息地选择研究 A study on the Social Sturcture，Behavior,and Habitat Selection of Chinese White Dolphins(Sousa chinensis)in Xiamen H白ters。China Zhai Feffei Jiangsu Key Laboratory for Biodiversity and Biotechnology,College ofLife Sciences，Nanjing Normal University,Nanjing 210097 Abstact Habitat selection of Chinese white dolphins(Sousa chinensis)inhabiting the Xiamen Bay was analyzed by usil培finding frequency,z2-test，and habitat selection index．Hi曲level of selection of water depth under 20 meters WaS found，whereas no significant selection WaS found to other environmental conditions such as tide change， wind direction,wind power,and temperature ofsurface water ete． Analyses on the number of Chinese white dolphins(Sousa chine琳is、at different ages in order to evaluate social organization．The aSsociation of individuals and behaviors WaS me鹄ured by association index(AI)．The results indicate that the aSsociation between individuals was not tight(AI--O．0357)and the social organization WaS highly intluid．The dolphin’s behaviors in the Xiamen waters inclue feeding， traveling，playing，procreating，care-西villg et a1．It WaS found that the association between feeding and traveling,feeding and playing,playing and care—giving,playing and traveling WaS tight．The dolphins behaviors inclde feeding，traveling and playing Were mostly observed in Xigang，Ji)ru,Qingyu,Wuyu water areaS．The abundance ratio of behavior observed in Jiyu,Qingyu,Wuyu water areas were highestit indicates that these areas arc important to the ptoteetion of Chinese white dolphins (So“sa chinensis)inhabiting the Xiamen Bay． Key words：Chinese white dolphin,Habitat selection,Xiamen waters，Social organization,Abundance ratio ofbehavior,Association index(AD Ⅱ 厦门中华白海豚的社会组织结构、行为和栖息地选择研究刖『 厦门中华白海豚的社会组织结构、行为和栖息地选择研究 刖『 看 中华白海豚(Sousa chinensis)，也叫印度太平洋驼背豚(英文名：Indo．Pacific humpback dolphin或Chinese white dolphin)，属脊索动物门(Chordata)、哺乳纲 (Mammalia)、鲸目(Cetacea)、齿鲸亚目(Odontoceti)、海豚科(Delphinidae)、 驼海