near-significantp = 0.09
10 , 25 In this study, near-significant positive relationships between δ 15 N and ∑PFOS for emergent aquatic insects ( R 2 = 0.559, n = 6, p = 0.09) and terrestrial consumers ( R 2 = 0.208, n = 13, p = 0.12) from the lake ( Figure S11 in Supporting Information ) indicate a higher nitrogen ratio in terrestrial consumers feeding on aquatic