natAlPoints | R Documentation |
Identifies native and alien points based on overlap with regions in checklists.
natAlPoints(occ, nat_al)
occ |
able containing columns with the species name, longitude, and latitude. |
nat_al |
list containing reference region shapefiles for the native and alien distribution, having all alien regions overlapping native regions eliminated. Output of function noNatAlOverlap |
list containing points overlapping the native regions, and those overlapping the alien regions.
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