Figure 4
From: Wastewater effluent affects behaviour and metabolomic endpoints in damselfly larvae

Foraging measures. Mean ± SE (a) number of zooplanktons eaten in 15 min, (b) number of failed attempts for damselfly larvae exposed to 0, 50, 75, and 100% effluent (E0, E50, E75, and E100, respectively). Statistically significant differences between control and exposed treatments after exposure are indicated with an asterisk (*p < 0.05).