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首页> 外文期刊>Ardea >Density, Habitat Selection and Breeding Success of an Insular Population of Barbary Falcon Falco Peregrinus Pelegrinoides
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Density, Habitat Selection and Breeding Success of an Insular Population of Barbary Falcon Falco Peregrinus Pelegrinoides

机译:巴巴F猎鹰In游eg种群的密度,生境选择和繁殖成功

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Westudieddensity,habitatselectionandreproductionofBarbaryFalconsFalcoperegrinuspelegrinoidesonTenerifeIslandduring2004and2005.Atotalof26breedingpairswerecounted,allofthemoccupyingnaturalcliffsaroundtheisland.Densityobservedwas1.27pairs/100km2,andwaspositivelycorrelatedwithcliffavailability.Meandistancebetweenneighbouringpairswas5869?±3338m,rangingfrom1388a€“13610m;insomeareasthisvaluewasaslowas2062?±673m.Tenerifestillshowspotentialforfurtherincreaseregardingtheobservationsofsinglefemalesandtheavailabilityofpotentiallysuitablebutunoccupiedcliffs.Falconsselectedtallercliffs,moreapartfromroadsandhouses,nearthecoast,withlowerpresenceofcultivatedandurbanareas,andassociatedwithothercliff-nestingspecies.Stepwisediscriminantanalysisofhabitatselectionselectedcliffheight,nearestneighbourdistanceanddistancetoroad,andcorrectlyclassified71.1%ofthecases.Productivityaveraged1.55fledgedyoung/pairandbreedingsuccesswas81.1%.Nocorrelationswereobservedbetweenhabitatfeaturesandproductivity.Sincemostterritoriesarelocatedinprotectedzonesandhumandisturbanceseemstobeabsent,specialmanagementmeasuresarenotnecessary.However,furtherstudyintothebiologyofthispopulationisrequiredforeffectiveandtimelyconservationofthisspeciesifneedbe.
机译:Westudieddensity,habitatselectionandreproductionofBarbaryFalconsFalcoperegrinuspelegrinoidesonTenerifeIslandduring2004and2005.Atotalof26breedingpairswerecounted,allofthemoccupyingnaturalcliffsaroundtheisland.Densityobservedwas1.27pairs /100平方公里,andwaspositivelycorrelatedwithcliffavailability.Meandistancebetweenneighbouringpairswas5869±3338米,rangingfrom1388a€“13610米;?insomeareasthisvaluewasaslowas2062±673m.Tenerifestillshowspotentialforfurtherincreaseregardingtheobservationsofsinglefemalesandtheavailabilityofpotentiallysuitablebutunoccupiedcliffs.Falconsselectedtallercliffs,moreapartfromroadsandhouses,nearthecoast,withlowerpresenceofcultivatedandurbanareas,andassociatedwithothercliff-nestingspecies.Stepwisediscriminantanalysisofhabitatselectionselectedcliffheight,nearestneighbourdistanceanddistancetoroad,andcorrectlyclassified71 .1%的案例。平均生产率为1.55年轻/成对,繁殖成功率为81.1%。在特性和生产率之间没有观察到相关性。瑞斯被放置在受保护的区域中,并且似乎没有人为干扰,不需要采取特殊的管理措施。但是,需要对该种群的生物学进行进一步研究,以便有效,及时地保护该种群。

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