Fig. (1) Bi-plot of average δ¹³C and δ¹⁵N signatures of fishes, plankton, aquatic macroinvertebrates, algae, and aquatic macrophytes in Fish Lake, Utah. Error bars represent 95% confidence intervals. Lake trout (lg) = lake trout over 700 mm. Lake trout (sm) = lake trout under 700 mm.