1618.環(huán)渤海地區(qū)兩棲爬行動(dòng)物多樣性及地理分布研究

1、編號(hào)：碩士學(xué)位論文碩士學(xué)位論文題目：環(huán)渤海地區(qū)兩棲爬行動(dòng)物多樣性及地理分布研究培養(yǎng)單位：生命科學(xué)學(xué)院專業(yè)名稱：動(dòng)物學(xué)指導(dǎo)教師：李丕鵬教授研究生：陳曉璠完成時(shí)間：2017年5月30日沈陽(yáng)師范大學(xué)研究生處制類別全日制研究生√教育碩士同等學(xué)力iiStudyonBiodiversityGeographicalDistributionofAmphibiansReptilesinBohaiRimRegionAbstractTheBohaiRimRe

2、gionreferstotheregionwhichsurroundsBohaiSeaincludingBeijingTianjintwomunicipalitiesHebeiLiaoningShongthreeprovincesthelareais420000squarekilometers.Thereare20speciessubspeciesofamphibians50speciessubspeciesofreptiles.Ita

3、ccountsf5%13%ofthetotalnumberofamphibiansreptilesspeciesinChina.ItisalsotherichestmostabundantregionofthewoodfrogsvipersitcontainsthespeciesofallthreewoodfrogspeciegroupsinChinavarietiesofvipersitissaidtobeahotspotofwood

4、frogsvipersalsoaspeciesdifferentiationcentreofwoodfrogsvipers.Thebiodiversitystudyofamphibiansreptilesisthebasicwkofanimalresourceprotectionthepremiseofmaintainingenvironmentalsustainabledevelopmentinthisarea.Thegeograph

5、icaldistributionofthenativespeciesislinkedwiththegeologicalhisty.Therefethegeographicaldistributionalstudyalsohelpstoexpletheevolutionaryrelationshipigindifferentiationtrend.Theinvasivespeciesisanimptantfactinthelossofbi

6、odiversityhasbecomeoneoftheseriousglobalenvironmentalproblems.Thesuitabilityanalysisishelpfultojudgethedegreeofadaptabilityofthosespeciestothelocalclimate.Thespecieswithhighdegreeoffitnesshaveahighprobabilitytocolonizebe

7、comeinvasivespeciespotentially.Fthoseinvasivespeciesthesuitabilityanalysishelpstolockthekeyareastocontrol.Inthisstudythediversitygeographicaldistributionofamphibiansreptilesinthisareawasstudiedbyfieldinvestigationliterat

8、ures.Theresultswereasfollows:1.AnamelistofamphibiansreptilesintheBohaiRimregionisfmed.Itinclueds20speciessubspeciesofamphibiansbelongingto2ders8families13genera50speciessubspeciesofreptilesbelongingto2ders8families13gene

9、ra.Thesurvivalstatus(endangeredness)ofthesespecieswasanalyzeddiscussed.Inadditionthereare7speciesofalienspeciesrecdedinthenaturalenvironmentincluding4speciesofamphibians3speciesofreptiles.2.Wemadethedistributionmapsfever

10、yterrestrialamphibiansreptilesbyDIVAGISwhichprovidesthebasisftheprotectionconservationofwildliferesources.3.ThedistributionalpatternofspeciessubpeciesofamphibiansreptilesintheregionwhichnotdescribedinChineseZoogeographyd