Pub-Astrangia-Gradient

Macroalgae and light availability modulate populations of the temperate coral Astrangia poculata

Taylor Lindsay*, Willow Dunster, Carlos Prada

*Corresponding author: taylor_lindsay@uri.edu

Files

• TL_Quad_raw_data.R: data processing, modeling, and graphical analysis

• TL_Quad_raw_data.csv: raw data collected from the field. See metadata below.

  • date: date of quadrat sampling
  • algae: Macroalgae cover (%), estimated in 5% increments
  • mean_sym: number of symbiotic colonies per quadrat, mean of two counts
  • mean_apo: number of aposymbiotic colonies per quadrat, mean of two counts
  • light: ambient light (), collected using duplicate onset hobo loggers over the duration of quadrat counting, mean of all light values
  • temp: sea water temperature (˚C), collected using duplicate onset hobo loggers over the duration of quadrat counting, mean of all temp values
  • corrected_depth_m: Depth below mean low low water (m)

• AP_Sym_Apriori.csv: a prirori study of color as a predictor of symbiont density

  • sample_number: sample number designated in the field
  • field_color: color classification from the field: BR (brown) or WH (white)
  • ecotype: apo- or symbiotic ecotype based on color
  • depth: depth below MLLW (ft)
  • Cells/cm2: final symbiont counts (cells/cm^2

• Figures: Contains published figures