Marine areas used for the light attenuation models
Value
An sf data frame with one row per area (ecoregion and
clear/turbid water type), with columns area, ecoregion, water_type,
and geometry, in WGS84 (EPSG:4326). The polygons are simplified.
Examples
marine_kd_areas()
#> Simple feature collection with 21 features and 3 fields
#> Geometry type: GEOMETRY
#> Dimension: XY
#> Bounding box: xmin: -141 ymin: 40.04369 xmax: -47.69796 ymax: 86.45277
#> Geodetic CRS: WGS 84
#> First 10 features:
#> area ecoregion water_type
#> 1 Arctic_Archipelago_Clear Arctic Archipelago clear
#> 2 Arctic_Archipelago_Turbid Arctic Archipelago turbid
#> 3 Arctic_Basin_Clear Arctic Basin clear
#> 4 Eastern_Arctic_Turbid Eastern Arctic turbid
#> 5 Eastern_Arctic_Clear Eastern Arctic clear
#> 6 Gulf_of_Saint_Lawrence_Turbid Gulf of Saint Lawrence turbid
#> 7 Gulf_of_Saint_Lawrence_Clear Gulf of Saint Lawrence clear
#> 8 Hudson_Bay_Complex_Clear Hudson Bay Complex clear
#> 9 Hudson_Bay_Complex_Turbid Hudson Bay Complex turbid
#> 10 Newfoundland-Labrador_Shelves_Clear Newfoundland-Labrador Shelves clear
#> geometry
#> 1 MULTIPOLYGON (((-120.4835 7...
#> 2 MULTIPOLYGON (((-94.41671 7...
#> 3 MULTIPOLYGON (((-136.7957 7...
#> 4 MULTIPOLYGON (((-88.02707 6...
#> 5 MULTIPOLYGON (((-85.55513 7...
#> 6 MULTIPOLYGON (((-59.81295 4...
#> 7 POLYGON ((-59.21411 47.5893...
#> 8 MULTIPOLYGON (((-65.75826 6...
#> 9 MULTIPOLYGON (((-91.96249 6...
#> 10 POLYGON ((-61.99789 57.4350...