| Species (N=10) | GC (%) | AT (%) | G (bases) | C (bases) | A (bases) | T (bases) | Maximum lifespan (yrs) |
|---|---|---|---|---|---|---|---|
| Globicephala macrorhynchus | 37.7 | 62.3 | 79 | 33 | 94 | 91 | 63.0 |
| Globicephala melas | 38.7 | 61.3 | 81 | 34 | 92 | 90 | 60.0 |
| Grampus griseus | 39.4 | 60.6 | 80 | 37 | 93 | 87 | 42.5 |
| Orcaella brevirostris | 37.7 | 62.3 | 79 | 33 | 95 | 90 | 30.0 |
| Orcinus orca | 40.7 | 59.3 | 87 | 34 | 86 | 90 | 90.0 |
| Peponocephala electra | 41.1 | 58.9 | 87 | 35 | 86 | 89 | 47.0 |
| Pseudorca crassidens | 38.7 | 61.3 | 80 | 35 | 93 | 89 | 62.5 |
| Stenella attenuata | 37.4 | 62.6 | 75 | 36 | 98 | 88 | 46.0 |
| Stenella coeruleoalba | 39.4 | 60.6 | 80 | 37 | 92 | 88 | 57.5 |
| Tursiops truncatus | 38.7 | 61.3 | 79 | 36 | 94 | 88 | 51.6 |