TABLE 1.
Descriptive statistics for all δ13C (‰) and δ15N (‰) isotope values being investigated in this study. Contains isotope data, produced by the British Geological Survey, UKRI
| Site | N | Min. | Max. | Mean ± 1σ | Range | |
|---|---|---|---|---|---|---|
|
Bone δ13Ccoll (‰) |
Medieval | 22 | −20.9 | −18.9 | −19.7 ± 0.4 | 1.9 |
| Post‐medieval | 15 | −20.7 | −19.1 | −19.8 ± 0.5 | 1.6 | |
| Modern | 20 | −15.3 | −12.4 | −14.0 ± 0.6 | 2.9 | |
|
Bone δ15Ncoll (‰) |
Medieval | 22 | 10.1 | 13.7 | 11.7 ± 0.9 | 3.6 |
| Post‐medieval | 15 | 9.5 | 13.0 | 11.8 ± 1.1 | 3.5 | |
| Modern | 20 | 9.6 | 12.0 | 10.8 ± 0.6 | 2.4 | |
|
Bone δ13Ccarb (‰) |
Medieval | 22 | −14.8 | −12.1 | −13.4 ± 0.8 | 2.7 |
| Post‐medieval | 15 | −15.7 | −12.6 | −14.3 ± 1.0 | 3.1 | |
| Modern | 20 | −11.0 | −7.1 | −9.3 ± 1.1 | 3.9 | |
| Enamel δ13Ccarb (‰) | Medieval | 22 | −15.2 | −12.1 | −13.6 ± 1.0 | 3.1 |
| Post‐medieval | 15 | −14.8 | −11.9 | −13.3 ± 1.0 | 2.8 | |
| Modern | 20 | −9.2 | −4.6 | −6.8 ± 1.1 | 4.6 | |
| Calculus δ13Ccarb (‰) | Medieval | 22 | −12.7 | −8.0 | −9.7 ± 1.2 | 4.7 |
| Post‐medieval | 15 | −11.4 | −6.1 | −9.2 ± 1.4 | 5.3 | |
| Modern | 20 | −7.0 | −1.2 | −4.1 ± 1.8 | 5.8 |