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Images, Shapefile, and digital elevation model collected from Autel Evo II Pro in South Shetland Islands from 20250105 to 20250105 (NCEI Accession 0308393)

Published by NOAA National Centers for Environmental Information | National Oceanic and Atmospheric Administration, Department of Commerce | Metadata Last Checked: October 13, 2025 | Last Modified: 2025-09-30T00:00:00.000+00:00
The filles archived here contain supplemental information to support the publication titled 'First full census in 45 years of a large colony of breeding penguins at False Round Point, King George Island' currently in review at Polar Biology. The archived files include the polygons used for flight planning, the resulting orthomosaic image tiles and a full resolution orthomosaic image, the digital elevation model (DEM), and shapefiles identifying elevation contours and the location of the nesting aggregations of chinstrap (Pygoscelis antarcticus) and gentoo penguins (P. papua) from the aerial survey at False Round Point. The archive contains 5 files as described below. 1. FRPT_Flight_polygons: This zipped folder contain the .kml files with the polygons used to plan the aerial survey at False Round Point. The mission was flown by two UAS simultaneously over an eastern (FalseRoundPoint_East.kml) and a western (FalseRoundPoint_West.kml) portion of the peninsula. Note that limited availability of imagery to design the survey prior to flight resulted in the exclusion of the cliff and wider beach area directly east of the breeding area. Future surveys may wish to extend the eastern boundary further to the east to fully capture these features. 2. FRPT_Orthomosaic_tiles: This zipped folder contains contains 61 geoTif (.tif) tiles (10000x10000 pixels) that constitute the full orthomosaic of False Round Point. 3. FRPT_Orthomosaic: A full resolution .png image of the False Round Point survey area. 4. FRPT_DEM: The digital elevation model (.tif raster file) that corresponds to the orthomoasic of False Round Point. 5. FRPT_Shapfiles: This zipped folder contains shapefiles identifying elevation contours of the DEM (FRPT_contours[.shx, .shp, .prj, .qmd, .dbf, .cpg]) and locations of the nesting aggregations of chinstrap (FRPT_chinstrap[.shx, .shp, .prj, .qmd, .dbf, .cpg]) and gentoo penguins (FRPT_gentoo[.shx, .shp, .prj, .qmd, .dbf, .cpg])

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