| Species (N=6) | GC (%) | AT (%) | G (bases) | C (bases) | A (bases) | T (bases) | Maximum lifespan (yrs) |
|---|---|---|---|---|---|---|---|
| Arenaria interpres | 43.1 | 56.9 | 397 | 291 | 360 | 547 | 22.3 |
| Chroicocephalus ridibundus | 45.1 | 54.9 | 418 | 305 | 353 | 528 | 32.9 |
| Recurvirostra avosetta | 44.2 | 55.8 | 411 | 295 | 336 | 554 | 27.8 |
| Scolopax rusticola | 42.1 | 57.9 | 384 | 289 | 357 | 568 | 15.5 |
| Stercorarius maccormicki | 45.1 | 54.9 | 431 | 290 | 333 | 544 | 23.5 |
| Vanellus vanellus | 45.0 | 55.0 | 429 | 295 | 329 | 555 | 24.5 |