丁字湾物质输运及水交换能力研究资料讲解.doc
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1、Good is good, but better carries it.精益求精,善益求善。丁字湾物质输运及水交换能力研究-丁字湾物质输运及水交换能力研究孙英兰张越美(中国海洋大学环境科学与工程研究院,青岛266003)摘要通过建立丁字湾三维潮流模式、污染物输运模式计算了该湾COD浓度分布,定量分析了丁字湾的水交换能力,较为精确地计算出丁字湾内水交换率和水交换半更换期的空间分布。计算结果表明,当湾中部水交换50%时,湾口水交换达80%,湾底仅为20%40%;丁字湾湾口的半更换期为15d,湾中部为1820d,湾顶为2432d。关键词丁字湾;数值模型;水交换;半更换期中图法分类号P731.2文章编
2、号1001-1862(2003)01-001-06ANumericalModelofPollutantTransportandSeawaterExhangeinDingziBaySunYinglanZhangYuemei(InstituteofEnvironmentalScienceandEngineering,OceanUniversityofChina,Qingdao266003,China)AbstractTheseawaterexchangecapacityofDingziBayisquantitativelyanalysisedbyusinganumericalmodelinclud
3、ingathree-dimensionaltidalmodelandapollutanttransportmodel.Bynumericalcomputation,thismodelgivesthedistributionofseawaterexchangerateandsemi-exchangeperiodinDingziBaywithhigherprecision.Theresultsshowthattheexchangerateisabout20%40%intheheadofthebay,80%inthemouthand50%inthemiddle.Thesemi-exchangeper
4、iodis2432dinthehead,1820dinthemiddle,whileitis15dinthemoutharea.KeywordsDingziBay;numericalmodel;seawaterexchange;semi-exchangeperiod渤海多年月平均温盐场的季节变化特征及形成机制的初步分析刘哲1魏皓1蒋松年2(1中国海洋大学,青岛266003;2国家海洋信息中心,天津300029)摘要根据19701996年渤海观测资料的各月平均值,绘制大面、38.5N断面分布图与典型海域的季节变化图,进而概述渤海的温盐场特征,并探讨其成因,更好地为研究渤海环境变异提供高分辨率的平
5、均场。研究表明,渤海温盐度对气候因子、径流量变化等因素响应很快,大约滞后1个月左右,具有明显的季节特征。外强迫、岸形和地形所共同诱导的海水平均环流,是形成其水平分布和季节变化的决定因素之一。关键词渤海;温盐场;水平分布;垂向分布;季节变化中图法分类号P731.2文章编号1001-1862(2003)01-007-08CharacteristicsofSeasonalVariationofMonthlyMeanTemperatureandSalinityFieldsintheBohaiSeaandAnalysisoftheRelatedDynamicsLiuZhe1WeiHao1JiangSon
6、gnian2(1OceanUniversityofChina,Qingdao266003,China)(2NationalMarineData&InformationService,Tianjin300029,China)AbstractBasedonthesurveydatafrom1970to1996intheBohaiSea,thedistributionsofhydrographicfactorsareplottedforthewholeareaandforthesectionof38.5N;alsoplottedaretheirseasonalvariationsinthetypic
7、alareas.Thecharacteristicsofthetemperatureandsalinityfieldsaresummarizedandthecausesareanalyzed,soastoprovidehighresolutionmeanfields.ThestudyshowsthatwatertemperatureandsalinityintheBohaiSearesponserapidlywithobviousseasonalcharacteristicstothevariationofcertainfactorssuchasclimatefactorsandriverfl
8、owetc.,withalagtimeofaboutonemonth.Theresidualcurrentinducedbyexternalforces,topographyandtheshapeofseashoreiscriticaltothehorizontaldistributionandseasonalvariationoftemperatureandsalinity.KeywordstheBohaiSea;temperatureandsalinityfields;horizontaldistribution;verticaldistribution;seasonalvariation
9、东海黑潮混沌特征的数值分析山峰林霄沛吴德星(中国海洋大学物理海洋研究所,物理海洋实验室,青岛266003)摘要以英国OCCAM(TheOceanCirculationandClimateAdvancedModelingProject)全球环流模式的1994年计算结果作为初始场和边界条件,用POM模式,对东中国海黑潮季节变化进行了数值模拟,特别注意了海水运动的混沌特点和质点移动轨迹。研究结果表明:东海黑潮区地形引起的黑潮流剪切是导致混沌的主要原因;东海黑潮区混沌运动有明显的季节变化;黑潮主轴区基本是输运的屏障区。关键词东海黑潮;混沌;季节变化;质点追踪;Lyapunov指数中图法分类号P731.
10、2文章编号1001-1862(2003)01-015-07NumericalAnalysisofKuroshioChaosShanFengLinXiaopeiWuDexing(LaboratoryofPhysicalOceanography,OceanUniversityofChina,Qingdao266003,China)AbstractBasedonthecalculateddatafromtheOceanCirculationandClimateAdvancedModelingProjectandusingthePOMmodel,theseasonalvariationoftheKur
11、oshiointheEastChinaSeawasstudied.ThePOMmodelwasforcedwithwaterfluxandwindstress.Specialattentionwaspaidtothechaosandparticletracesinthisarea.TheresultsshowthatdisturbancearisingfromtheshearstresswithintheKuroshioareaisthemainreasonfortheoccurrenceofchaosandthereexistsanobviousseasonalvariationofchao
12、sintheregionoftheKuroshio.TheresultsalsoshowthattheKuroshioplaystheroleofabarrierinthemasstransportfromonesidetotheother.KeywordsKuroshio;chaos;seasonalvariation;particlestrace;Lyapunovindex中日花鲈生化遗传变异的初步研究StudyonGeneticVariationinChineseAndJapaneseSeaBassLouDong1GaoTianxiang1ZhangXiumei1LiuGuangdong
13、1LiuJinxian1YuanChunting2(1CollegeofFisheries,OceanUniversityofChina,Qingdao266003,China)(2OceanandFisheryBureauofDongying,Dongying257000,China)AbstractHorizontalstarchgelelectrophoresiswasusedtoanalyzethegeneticrelationbetweentheChineseandJapaneseseabass.Sixteenputativeenzyme-codinglociwereexamined
14、from146individualsofChineseseabassand40individualsofJapaneseseabass.TheproportionsofpolymorphiclociofChineseandJapaneseseabasswere0.3750and0.4375respectively.TheobservedheterozygositiesofChineseseabassandJapaneseseabasswere0.0283and0.0324respectively.TheexpectedheterozygosityofChineseseabassandJapan
15、eseseabasswere0.0472and0.0783respectively.IsozymeanalysisofgeneticcharactersindicatedanearlycompletereplacementofallelesatlociLDH*,GPI1*,andGPI2*betweenChineseandJapaneseseabass.TheNeisgeneticdistancebetweenChineseandJapanesewas0.1918,whichwasmuchlongerthanthedistanceamongChineseseabasspopulations.K
16、eywordsChineseseabass;Japaneseseabass;isozyme;geneticvariation不同磷浓度及脉冲方式下孔石莼与亚心形扁藻间竞争的实验研究南春容董双林金秋(中国海洋大学教育部水产养殖重点实验室,青岛266003)摘要用1次性培养法结合Monod模型测定了大型海藻孔石莼和海洋微藻,亚心形扁藻磷限制下的生长动力参数,并在相同实验条件下观察2种藻类对不同磷浓度及脉冲方式的反应及竞争特征。结果显示:亚心形扁藻的种群密度随着磷脉冲的增大而增加;孔石莼在不同磷脉冲供给的培养系统中,保持基本稳定的生物量。在低磷浓度(0.16mol/L/d)下,孔石莼成为优势种群;在
17、磷浓度较高的情况下(0.8mol/L/d以上),亚心形扁藻成为优势种群。亚心形扁藻为r-选择者,孔石莼为K-选择者。关键词孔石莼;亚心形扁藻;生长动力参数;磷竞争;r-选择;K-选择中图法分类号Q178.53文章编号1001-1862(2003)01-029-07CompetitionBetweenPlatymonassubcordiformisandUlvapertusaUnderVariousPhosphorusConcentrationsandPulsesNanChunrongDongShuanglinJinQiu(AquacultureResearchLaboratory,OceanU
18、niversityofChina,Qingdao266003,China)AbstractShort-termbatchcultureswereusedtomeasurethephosphatedependentgrowthkineticsforamarinemicro-alga,Platymonassubcordiformis(Wille)Hazen,andamarinemacro-alga,Ulvapertusa.Mono-cultureandco-culture(competition)experimentswereperformedbetweenthetwospecies.Theres
19、ultsindicatedthatPlatymonassubcordiformiswasr-selectedwhileUlvapertusawas-selected.Platymonassubcordiformisrespondedtoincreasedphosphorouspulsesanddominatedathighphosphorousavailability(above0.8mol/L/d);Ulvapertusaremainedremarkablystablepopulationsinvariouspulsedculturesanddominatedatlowphosphorous
20、availability(0.16mol/L/d).KeywordsUlvapertusa;Platymonassubcordiformis;growthkinetics;competitionforphosphate;r-selection;K-selection3种鲍16SrRNA基因片段序列的初步研究杨建敏1,2郑小东1王如才1宋志乐3孙振兴4(1中国海洋大学教育部海水养殖重点实验室,青岛266003;2山东省海洋水产研究所,烟台264000;3烟台市芝罘区渔业技术推广站,烟台264000;4烟台师范学院生物系,烟台264000)摘要本文对引自日本的盘鲍(Haliotisdiscusdi
21、scus)、皱纹盘鲍(H.discushannai)和大鲍(H.gigantiea)3个自然群体的线粒体DNA16SrRNA基因片段进行了扩增和测序,分析了528bp的碱基序列,结果显示:3种鲍的基因序列中A+T含量为56.74%57.12%。3个自然群体间碱基片段序列差异不显著,盘鲍与皱纹盘鲍、大鲍彼此均仅有1处核苷酸检测到变异,皆为碱基转换,同源性为99.81%;皱纹盘鲍与大鲍有2处碱基转换,同源性为99.61%。16SrRNA基因在鲍属内表现出很高的保守性。关键词盘鲍;皱纹盘鲍;大鲍;16SrRNA基因;序列中图法分类号S968.31+5;Q812文章编号1001-1862(2003)0
22、1-036-05ComparativeStudyonmtDNA16SrRNAGeneSequenceofThreeSpeciesofAbaloneYangJianmin1,2ZhengXiaodong1WangRucai1SongZhile3SunZhenxing4(1MaricultureResearchLabofEducationalDepartment,OceanUniversityofChina,Qingdao266003,China)(2MarineFisheriesResearchInstituteofShandongProvince,Yantai264000,China)(3Fi
23、sheriesTechnologyPopularizingCenterofZhifu,Yantai2640003,China)(4BiologyDepartment,NormalCollegeofYantai,Yantai264000,China)AbstractmtDNA16SrRNAGenefragmentsofHaliotisdiscusdiscusH.discushannaiandH.gigantieawereamplifiedviaPCR,andthePCRproductswerepurifiedandsequenced.About528bpnucleotidesequenceswe
24、reretrievedforeachofthethreespecies.ThecontentofA+Twasatahighlevelof56.74%57.12%.Thethreecorrespondingfragmentsequenceswerealignedandcomparedwitheachother.Therewaslittledifferenceexistingamongthethreewildspecies.ThemutualhomologybetweenHaliotisdiscusdiscusvsH.discushannai,H.discusdiscusvsH.gigantiea
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