Potential habitats of White-tailed Eagle in Austria ... - DANUBEPARKS

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Potential habitats of White-tailed Eagle in Austria ... - DANUBEPARKS

Master ThesisAnalysis of potential breeding habitat forthe White-tailed Eagle (Haliaeetus albicilla)in AustriaZsófia KrasznaiJiri BohdalSzekszárd, Conference‚Protection of White-tailed Eaglein the Danube-valley‘Zsófia Krasznai 19.10.20111


WTE-ProjectUniversity of Natural Resources andLife Sciences, ViennaInstitute of Wildlife Biology and Game ManagementInstitute of Surveying, Remote Sensing and Land InformationZsófia Krasznai 19.10.20112


Distribution ATBP 2009Probst 2009Zsófia Krasznai 19.10.20113


Distribution ATnew – in total 14 BP 2011Probst 2009Zsófia Krasznai 19.10.20114


Goal of the study• to predict potentialbreeding habitatsJiri BohdalZsófia Krasznai 19.10.20115


Goal of the study• to predict potentialbreeding habitatsJiri Bohdal• to estimate breedingpopulationZsófia Krasznai 19.10.20116


Study areaMODIS MosaicZsófia Krasznai 19.10.20117


Distribution maps (2005-2007)BasisAHSKProbst 2009Zsófia Krasznai 19.10.20118


cell size: approx. 10 x 10 kmDistribution mapsCZProbst 2009Zsófia Krasznai 19.10.20119


HCorine Landcover(2000)Zsófia Krasznai 19.10.201110


Waters dataZsófia Krasznai 19.10.201111


ArcGISDistribution netZsófia Krasznai 19.10.201112


Elevation modelZsófia Krasznai 19.10.201113


Suitable altitudeZsófia Krasznai 19.10.201114


Data acquisitionZsófia Krasznai 19.10.201115


Ex.Data acquisitionLaufnummer: 1771Brutpaare: 2Zellfläche: 130km2Laubwald: 18,2%Nadelwald: 0%Mischwald: 0%Wiese/Weide: 1,2%Bebaute Fläche: 6,7%Feuchtfläche: 3%Gewässerläufe: 10,2%Wasserfläche: 0%Krautvegetation: 7,1%Offene Flächen: 0%Ackerfläche: 49,5%Sonstige lw. Fläche: 4%Major rivers: 11%Minor water: 3,6%Länge Straße: 15kmLänge Bahn: 3kmCLC: 100%unter 750: jaZsófia Krasznai 19.10.201116


Decision trees sign.Data analysis• wetlands• waterbodies• mixed and coniferousforests• shrub and herbaceousvegetation Set of rules for habitat modelZsófia Krasznai 19.10.201117


Habitat modelZsófia Krasznai 19.10.201118


PlausibilityZsófia Krasznai 19.10.201119


Potential breeding habitatZsófia Krasznai 19.10.201120


Estimation of pop.48 cells6 only partly suitable→ 42-48 breeding pairsZsófia Krasznai 19.10.201121


Estimation of pop.48 cells6 only partly suitable→ 42-48 breeding pairs~ 30 BP~ 50 BPJustine PickettZsófia Krasznai 19.10.201122


Weakness of modelJiri BohdalSmall scaleavailability of nutrition,stock of old growth,disturbing factorsdisregardedZsófia Krasznai 19.10.201123


OutlookZsófi Krasznai→ protected areas→ prevent threats→ lead-free zones→ monitoringZsófi KrasznaiZsófia Krasznai 19.10.201124


Thank you!Zsófia KrasznaiFoto trap - Zoltán HorváthSzekszárd, Conference‚Protection of White-tailed Eaglein the Danube-valley‘Zsófia Krasznai 19.10.201125

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