Geographic information systems play a crucial role as NEA identifies critical Lake Trout (Salvelinus namaycush) spawning habitat based on different parameters obtained from scientific literature. This allows our field staff to be more cost-effective when doing field work. Our methodology encorporates numerous factors from wind fetch, wind directions, bathymetry, historical mapping and other key criteria to...
This code is specific to ArcGIS 9.3.1 and has not been tested with ArcGIS 10. There are many circumstances when the need to identify duplicate values will come up. The following script is what we use to do so. As per all scripts, cut and paste this into the ArcMap Field Calculator. The code will...
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Peregrine falcons (Falco peregrinus) and their habitat were listed as endangered in Ontario up until 2007 and is currenly listed as threatened under the Ontario Endangered Species Act, 2007. Due to the policies for the protection of such habitat are presented in Section 4.7.4 of the City’s Official Plan. Standard aerial imagery and oblique imagery...
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