predictors1965_1974: Environmental descriptors for 1965-1974 (Kerguelen Plateau)

In SDMPlay: Species Distribution Modelling Playground

Description

RasterStack that compiles 15 environmental descriptors on the Kerguelen Plateau (63/81W; -46/-56S). See Guillaumot et al. (2016) for more information

Usage

data('predictors1965_1974')

Format

RasterStack of 15 environmental descriptors. Grid: nrow= 100, ncol= 179, ncells= 17900 pixels. Spatial resolution: 0.1. Spatial extent: 63/81W; -46/-56S.
Crs : +proj=longlat +datum=WGS84 +no_defs +ellps=WGS84 +towgs84=0,0,0. Origin=0

• depth
  Bathymetric grid around the Kerguelen Plateau
  Unit=meter. Reference=Guillaumot et al. (2016), derived from Smith & Sandwell (1997)
  https://topex.ucsd.edu/WWW_html/mar_topo.html

• seasurface_temperature_mean_1965_1974
  Mean sea surface temperature over 1965-1974
  Unit=Celsius degrees. Reference= World Ocean Circulation Experiment 2013
  https://www.nodc.noaa.gov/OC5/woa13/woa13data.html

• seasurface_temperature_amplitude_1965_1974
  Amplitude between mean summer and mean winter sea surface temperature over 1965-1974
  Unit=Celsius degrees. Reference= World Ocean Circulation Experiment 2013
  https://www.nodc.noaa.gov/OC5/woa13/woa13data.html

• seafloor_temperature_mean_1965_1974
  Mean seafloor temperature over 1965-1974
  Unit=Celsius degrees. Reference=Guillaumot et al. (2016), derived from World Ocean Circulation Experiment 2013 sea surface temperature layers
  https://www.nodc.noaa.gov/OC5/woa13/woa13data.html

• seafloor_temperature_amplitude_1965_1974
  Amplitude between mean summer and mean winter seafloor temperature over 1965-1974
  Unit=Celsius degrees. Reference=Guillaumot et al. (2016), derived from World Ocean Circulation Experiment 2013 sea surface temperature layers
  https://www.nodc.noaa.gov/OC5/woa13/woa13data.html

• seasurface_salinity_mean_1965_1974
  Mean sea surface salinity over 1965-1974
  Unit=PSS. Reference= World Ocean Circulation Experiment 2013
  https://www.nodc.noaa.gov/OC5/woa13/woa13data.html

• seasurface_salinity_amplitude_1965_1974
  Amplitude between mean summer and mean winter sea surface salinity over 1965-1974
  Unit=PSS. Reference= World Ocean Circulation Experiment 2013
  https://www.nodc.noaa.gov/OC5/woa13/woa13data.html

• seafloor_salinity_mean_1965_1974
  Mean seafloor salinity over 1965-1974
  Unit=PSS. Reference= Guillaumot et al. (2016), derived from World Ocean Circulation Experiment 2013 sea surface salinity layers
  https://www.nodc.noaa.gov/OC5/woa13/woa13data.html

• seafloor_salinity_amplitude_1965_1974
  Amplitude between mean summer and mean winter seafloor salinity over 1965-1974
  Unit=PSS. Reference= Guillaumot et al. (2016,submitted), derived from World Ocean Circulation Experiment 2013 sea surface salinity layers
  https://www.nodc.noaa.gov/OC5/woa13/woa13data.html

• chlorophyla_summer_mean_2002_2009
  Surface chlorophyll a concentration. Summer mean over 2002-2009
  Unit=mg/m3.Reference=MODIS AQUA (NASA) 2010
  https://oceandata.sci.gsfc.nasa.gov/

• geomorphology
  Geomorphologic features
  Unit= 27 categories. Reference= ATLAS ETOPO2 2014 (Douglass et al. 2014)

• sediments
  Sediment features
  Unit= 14 categories. Reference= McCoy (1991), updated by Griffiths 2014 (unpublished)

• slope
  Bathymetric slope
  Unitless. Reference= Smith & Sandwell (1997)

• seafloor_oxygen_mean_1955_2012
  Mean seafloor oxygen concentration over 1955-2012
  Unit=mL/L. Reference= Guillaumot et al. (2016), derived from World Ocean Circulation Experiment 2013 sea surface oxygen concentration layers
  https://www.nodc.noaa.gov/OC5/woa13/woa13data.html

• roughness
  Rugosity index (difference between minimal and maximal depth values of the 8 neighbour-pixels)
  Unit= meters. Reference=Guillaumot et al.(2016), derived from bathymetric layer

References

Douglass L, Turner J, Grantham HS, Kaiser S, Constable A, Nicoll R, Raymond B, Post A, Brandt A, Beaver D (2014) A hierarchical classification of benthic biodiversity and assessment of protected areas in the Southern Ocean. PloS one 9(7): e100551. doi: 10.1371/journal.pone.0100551.

Guillaumot, C., Martin , A., Fabri-Ruiz, S., Eleaume, M. and Saucede, T. (2016) Environmental parameters (1955-2012) for echinoids distribution modelling on the Kerguelen Plateau. Australian Antarctic Data Centre - doi:10.4225/15/578ED5A08050F

McCoy FW (1991) Southern Ocean sediments: circum-Antarctic to 30S. Marine Geological and Geophysical Atlas of the circum-Antarctic to 30S. (ed. by D.E. Hayes). Antarctic Research Series.

Smith W, Sandwell D (1997) Global seafloor topography from satellite altimetry and ship depth soundings. Science 277(5334): 1957-1962. doi: 10.1126/science.277.5334.1956.

Examples

data('predictors1965_1974')
raster::plot(predictors1965_1974)

SDMPlay documentation built on Sept. 15, 2021, 9:07 a.m.