Files in this Data Supplement:

• Supplemental file 1 - SYBR gold-stained denaturing gradient gel showing the diversity of eukaryotic microbes in five vernal pools sampled at three time points (Fig. S1).
  Zipped EPS file, 399K.
• Supplemental file 2 - Legend to Fig. S1.
  Zipped MS Word document, 3K.
• Supplemental file 3 - Values of five physicochemical characteristics (light level, pH, dissolved oxygen, conductivity, and average depth from three locations) measured in five vernal pools at three sample times (Table S1).
  MS Word document, 41K.