Final Report October 2011 for the BBI-Matra/2008/015 ... - Vlindernet
Final Report October 2011 for the BBI-Matra/2008/015 ... - Vlindernet
Final Report October 2011 for the BBI-Matra/2008/015 ... - Vlindernet
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3.2. Analyse <strong>the</strong> digitised data<br />
The data was analysed following <strong>the</strong> methodology and resulted in a set of 93 squares which<br />
was consolidated into 65 PBAs.<br />
Details on <strong>the</strong> work:<br />
MARXAN software and a simulated annealing algorithm was used to analyse <strong>the</strong> prepared<br />
data. The analysis involved 10 million steps; this was repeated 1000 times to come up with<br />
<strong>the</strong> most robust and optimal selection. This gave a selection of 93 squares comprised of:<br />
50 essential squares – <strong>for</strong> which <strong>the</strong>re is no alternative due to:<br />
a) <strong>the</strong> restricted ranges of rare species;<br />
b) exceptional butterfly diversity;<br />
c) <strong>the</strong> requirement to ensure minimum representation of each priority species at three sites;<br />
43 most effective squares – which achieve minimum representation of all species and meet<br />
<strong>the</strong> criteria set in <strong>the</strong> methodology.<br />
Problems encountered<br />
None<br />
Activity outputs and additional benefits<br />
The initial set of 93 squares (below), which translated into 65 PBAs, was published as an appendix in <strong>the</strong><br />
Conservation Strategy. As more data becomes available this selection of sites will be refined and extended.<br />
See <strong>the</strong> 03.2 annexes <strong>for</strong> more maps and in<strong>for</strong>mation on <strong>the</strong> priority species in each PBA.<br />
Map of Turkey, showing <strong>the</strong> set of 93 squares grouped into <strong>the</strong> 65 top squares, comprising <strong>the</strong> Turkish initial PBAs network<br />
DE VLINDERSTICHTING & BCE <strong>2011</strong> | Butterfly Conservation in Turkey – <strong>Final</strong> report <strong>2011</strong> 31