Data was sourced from LA County's Natural History Museum (NHM).
Data on current ongoing programs were reported for January 1st, 2018 – November 15th, 2018.
Data on specific challenge projects were reported for all years they occurred (2016, 2017, 2018), but each project has a different timescale. The El Nino SnailBlitz was 3 months, but all other SnailBlitzes and RASCalsBlitz were only 2 months long. The City Nature Challenge was the shortest project lasting only 3-5 days.