| Species (N=6) | GC (%) | AT (%) | G (bases) | C (bases) | A (bases) | T (bases) | Maximum lifespan (yrs) |
|---|---|---|---|---|---|---|---|
| Arenaria interpres | 42.3 | 57.7 | 61 | 10 | 43 | 54 | 22.3 |
| Chroicocephalus ridibundus | 42.3 | 57.7 | 61 | 10 | 39 | 58 | 32.9 |
| Recurvirostra avosetta | 42.3 | 57.7 | 60 | 11 | 37 | 60 | 27.8 |
| Scolopax rusticola | 41.7 | 58.3 | 61 | 9 | 40 | 58 | 15.5 |
| Stercorarius maccormicki | 42.5 | 57.5 | 65 | 9 | 38 | 62 | 23.5 |
| Vanellus vanellus | 44.0 | 56.0 | 63 | 11 | 33 | 61 | 24.5 |