(a) Size-fractionated eDNA concentration (CX)
Random effect Groups Name Variance SD
Temperature Intercept 0.037 0.192
Marker Intercept 0.001 0.038
Residual 0.031 0.177
Fixed effects Variable Estimate SE P value
Intercept 0.511 0.118 0.007**
Size fraction (3–10 µm) 0.078 0.088 0.385
Size fraction (0.8–3 µm) −0.319 0.088 0.001**
Size fraction (0.4–0.8 µm) 0.104 0.088 0.249