鹿回头库礁造礁石珊瑚物种多样性的研究.pdf

(L钾一第16卷第5期 1996年l0月生态学报 ACTAECOLOGICASINICA , Oct, 1996 ) 鹿回头岸礁造礁石珊瑚物种多样性的研究于登攀邹仁林(中国科学院南海海洋研究所,广州,51030i)Q7、,分析了该群落遣碡石珊瑚种、眉和科的多样性及其与所处生境的关系。结果表明:鹿回头岸礁造礁石珊瑚群落的物种比较丰富,多样性和均匀度指数都较高,但在不同地段之间存在着明显的差异。水探中等的地段‘24~)的多样性指数高于较浅(~)和较深( ~)地段I潮问带与潮下带之间和礁平台与向海斜坡之间的两十过渡地带的生境条件复杂,物种多样性和种类分布的混杂程度都高于其他地段。关键谪:塑苎璺嗑,丝堡互里塑星垫多样性,卢多样性·环境梯度一等 STUDY0NTHESPECIESDIVERSITY0F MUNITY 0NLUHUIT0UFRINGINGREEF YuDengpan ZouRenlin (SouthChinaSeaInstitute Oceanology,ChineseAcad~yofSciencesrGuangztw~,510301) munity onLuhuitoutingingreefwereanalyzedquantatively。Usingselectedmeasuremethordsof口一di— versityandp-diversity,thediversityofthespecies,munityandtheir relationshipwiththeenvironmentalconditionswereanalyzed Theresultsindicatethat,the reef—munityonLuhuitoufringingreefhadhighvaluesofspeciesdiversity , zonesinmoderatedepth(25~)hadhigherdiversityindicesthanthoseoftheshallower zone(~)andthedeeper(~)zonesBothtransitionalzonesbetweenin— teridalandSUbtidalzonesandtransitionalzonebetweenreefflatandseawardslopehadthe mosteomplicatedmosaicdistributionpatternofspeciesandthehighestspeciesdiversity Keywords:Luhuitoufringingreef,munity,a-diversity,一diver sity,environmentalgradient 国家科委基础性桨题PD8331-03-09 收稿日期;1994—09-:19980l一25 , 维普资讯 生态学报 l6卷极高的生物多样性是珊瑚礁