Yurkowski et al. 2018 - Arctic Hotspots DDI shapefiles.zip

These filesets support data from the following paper published in <i>Diversity and Distributions</i>:<br><b>Abundance and species diversity hotspots of tracked marine predators across the North American Arctic</b><br><br>DOI: 10.1111/ddi.12860<br>These filesets are GIS shapefiles (WGS84 projection) which contain the Getis-Ord Gi* analysis outputs for abundance densities and hotspots by species group and abundance and species diversity densities and hotspots across species groups by season.<br>Species groups<br>"CP" - cetaceans and pinnipeds"SB" - seabirds"PB" - polar bears<br>Headings<br>"FID" - grid cell number<br>"Count_PTT" - number of unique individuals"Count_Spec" - number of unique species<br>"GiZScore" - Getis-Ord Z score"GiPValue" - Getis-Ord P-value"Gi_Bin" - statistically significant hotspots at a=0.90 (1), 0.95 (2) and 0.99 (3) levels. Statistically significant coldspots at a=0.90 (-1), 0.95 (-2) and 0.99 (-3) levels. A score of 0 is non-significant. <br><br>See the following link for more details on Getis-Ord Gi* output from ArcGIS: http://desktop.arcgis.com/en/arcmap/10.3/tools/spatial-statistics-toolbox/hot-spot-analysis.htm<br><br>