| Species (N=6) | GC (%) | AT (%) | G (bases) | C (bases) | A (bases) | T (bases) | Maximum lifespan (yrs) |
|---|---|---|---|---|---|---|---|
| Arenaria interpres | 42.7 | 57.3 | 336 | 108 | 266 | 331 | 22.3 |
| Chroicocephalus ridibundus | 43.8 | 56.2 | 344 | 111 | 249 | 335 | 32.9 |
| Recurvirostra avosetta | 42.3 | 57.7 | 347 | 93 | 249 | 350 | 27.8 |
| Scolopax rusticola | 41.0 | 59.0 | 332 | 94 | 266 | 347 | 15.5 |
| Stercorarius maccormicki | 41.9 | 58.1 | 335 | 100 | 261 | 343 | 23.5 |
| Vanellus vanellus | 41.6 | 58.4 | 336 | 96 | 263 | 344 | 24.5 |