Ecological Effects of Vehicular Routes in the Mojave Desert: State-of ...
Ecological Effects of Vehicular Routes in the Mojave Desert: State-of ...
Ecological Effects of Vehicular Routes in the Mojave Desert: State-of ...
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<strong>Effects</strong> <strong>of</strong> Fenc<strong>in</strong>g <strong>Vehicular</strong> <strong>Routes</strong>Boarman and Sazaki (1997)– New and properly ma<strong>in</strong>ta<strong>in</strong>ed barrier fences are effective <strong>in</strong>reduc<strong>in</strong>g highway mortality <strong>of</strong> several species <strong>of</strong> vertebrates– Yet to determ<strong>in</strong>e if culverts reduce fragmentation caused byhighways and fencesBrooks (1995, 1999)– Abundance and species richness <strong>of</strong> birds and lizards were higher<strong>in</strong>side than outside DTNA. Abundance <strong>of</strong> black tailed hares waslower <strong>in</strong>side DTNA– Structural diversity <strong>of</strong> perennial plant community did not differ buttotal plant cover was 50% greater <strong>in</strong> protected areas– Greater abundances and species richness <strong>of</strong> vertebrates <strong>in</strong>side maycorrelate with abundance <strong>of</strong> seeds and <strong>in</strong>vertebrate prey
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