Table 1. Summary statistics for bell stable isotope and C:N ratios.
| Species | n | δ13C (±SD)‰ | δ15N (±SD)‰ | C:N (±SD) |
|---|---|---|---|---|
| Aurelia aurita May | 16 | −20.3 (0.5) | 8.5 (1.1) | 3.8 (0.1) |
| Aurelia aurita June | 18 | −18.2 (0.5) | 10.3 (1.5) | 3.5 (0.4) |
| Aurelia aurita July | 9 | −18.1 (0.7) | 11.5 (1.5) | 3.5 (0.4) |
| Aurelia aurita August | 2 | −17.3 (0.1) | 11.8 (1.7) | 3.7 (0.1) |
| Overall mean A. aurita | 43 | −19.0 (1.2) | 9.7 (1.6) | 3.6 (0.2) |
| Cyanea lamarckii May | 7 | −21.4 (0.2) | 8.6 (0.6) | 3.9 (0.1) |
| Cyanea lamarckii June | 21 | −19.5 (0.7) | 11.5 (1.5) | 3.7 (0.4) |
| Cyanea lamarckii July | 5 | −19.4 (0.8) | 12.1 (1.3) | 3.7 (0.3) |
| Cyanea lamarckii Aug | 3 | −19.2 (0.8) | 11.5 (0.8) | 3.7 (0.2) |
| Overall mean C. lamarckii | 36 | −19.8 (1.0) | 11.0 (1.8) | 3.7 (0.3) |
| Cyanea capillata May | 2 | −21.4 (0.1) | 7.7 (0.1) | 3.8 (0.1) |
| Cyanea capillata June | 13 | −19.5 (1.2) | 11.0 (2.1) | 3.6 (0.4) |
| Cyanea capillata July | 14 | −19.4 (1.1) | 12.8 (1.3) | 3.6 (0.2) |
| Cyanea capillata Aug | 16 | −18.7 (1.6) | 13.3 (1.1) | 3.5 (0.3) |
| Overall mean C. capillata | 43 | −19.7 (1.3) | 12.4 (1.8) | 3.6 (0.1) |