Figure 3

From: Automated detection and enumeration of marine wildlife using unmanned aircraft systems (UAS) and thermal imagery

Figure 3

(A) Thermal imagery with overlaid human-identified seal points (red = YOY, green = adult). (B) Red seal polygons outlined by blue convex hulls. (C) Tier 1 model classification of seals. Blue polygons are adult aggregations, orange polygons are YOY aggregations, green polygons are individual adults and red polygons are individual YOYs. (D) Aggregation polygons after high pass filtering, broken up into individual adults and YOYs. This map was created with ArcMap GIS software (version 10.4.1, Esri Inc.).