TABLE 3.

PSV and PSE

Data setModelPSVaPSEa
FullObserved0.680.61
Null 1c0.71 0.54
Null 2c 0.74 0.66 d
Low pHbObserved0.710.67
Null 10.71 0.58
Null 20.730.68
  • a Significance was assessed at α values of 0.05 and 0.10. Significant results for observed means above the null mean distribution are indicated by bold type, and significant results for observed means below the null distribution are underlined.

  • b Analyses were performed with the two lakes with the lowest pH values removed (Crystal Bog and Hook Lake).

  • c Mean value for null model 1 or null model 2 randomizations.

  • d The test was significant at an α value of 0.10.