Mapping sea bird densities over the Nort
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Edzer J. Pebesma; Richard N. M. Duin; Peter A. Burrough
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Article
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2005
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John Wiley and Sons
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English
โ 450 KB
## Abstract In the Dutch sector of the North Sea, sea bird densities are recorded biโmonthly by using airborne stripโtransect monitoring. From these data we try to estimate: (i) highโresolution spatial patterns of sea bird densities; (ii) lowโresolution spatialโaverage bird densities for large area