RAI and descriptive stats

[ateucher]

Key metrics:

• [x] Relative abundance indices (RAI) – sum of detections in all events/ number of trap-days
  • [x] One number per site per sampling period
  • [x] User-defined sampling period, species
  • [x] Ability to export
  • [x] Ability to compare across years, sites
• [x] General graphical or tabular summaries for univariate exploration - Total count at each site, across sites, distribution of counts
  • [x] total number of detections by species, and total count of individuals, count per detection, per species
  • [x] data.frame and plot
• [x] Snow and temp profile by site and average across sites
  • [x] snow index over time
• [x] Temporal activity patterns of conspecifics (e.g., daily, monthly, annual)
• [x] Compare RAI to temp, to snow levels