marginally significantp = 0.062
The relative importance of predation risk was greater in Copper than No Copper treatments (0.87 ± 0.19 and 0.50 ± 0.06, respectively; mean ± SEM)–though this comparison was marginally significant at α = 0.05 (two sample t-test, t 4.80 = -1.86, p = 0.062).