| Species (N=206) | GC (%) | AT (%) | G (bases) | C (bases) | A (bases) | T (bases) | Maximum lifespan (yrs) |
|---|---|---|---|---|---|---|---|
| Merluccius merluccius | 45.2 | 54.8 | 59 | 17 | 38 | 54 | 20.0 |
| Micromesistius poutassou | 41.1 | 58.9 | 53 | 16 | 47 | 52 | 20.0 |
| Micropterus dolomieu | 47.6 | 52.4 | 60 | 20 | 42 | 46 | 26.0 |
| Micropterus salmoides | 47.0 | 53.0 | 60 | 19 | 42 | 47 | 23.0 |
| Minytrema melanops | 41.1 | 58.9 | 49 | 20 | 39 | 60 | 6.0 |
| Morone saxatilis | 44.0 | 56.0 | 51 | 23 | 48 | 46 | 30.0 |
| Mugil cephalus | 44.0 | 56.0 | 56 | 18 | 40 | 54 | 16.0 |
| Nemipterus japonicus | 44.6 | 55.4 | 53 | 22 | 44 | 49 | 8.0 |
| Neocyttus rhomboidalis | 42.9 | 57.1 | 53 | 19 | 42 | 54 | 100.0 |
| Notemigonus crysoleucas | 40.0 | 60.0 | 49 | 17 | 38 | 61 | 9.0 |
| Nothobranchius furzeri | 37.5 | 62.5 | 43 | 20 | 54 | 51 | 1.1 |
| Notropis stramineus | 42.4 | 57.6 | 52 | 18 | 40 | 55 | 3.0 |
| Oncorhynchus clarkii | 44.6 | 55.4 | 54 | 21 | 43 | 50 | 10.0 |
| Oncorhynchus gorbuscha | 44.0 | 56.0 | 54 | 20 | 43 | 51 | 3.0 |
| Oncorhynchus keta | 45.2 | 54.8 | 55 | 21 | 41 | 51 | 7.0 |
| Oncorhynchus kisutch | 45.8 | 54.2 | 55 | 22 | 42 | 49 | 5.0 |
| Oncorhynchus mykiss | 46.4 | 53.6 | 55 | 23 | 42 | 48 | 11.0 |
| Oncorhynchus nerka | 46.4 | 53.6 | 56 | 22 | 41 | 49 | 8.0 |
| Oncorhynchus tshawytscha | 45.2 | 54.8 | 55 | 21 | 42 | 50 | 9.0 |
| Ophiodon elongatus | 46.4 | 53.6 | 58 | 20 | 38 | 52 | 20.0 |
| Oreochromis esculentus | 44.6 | 55.4 | 58 | 17 | 40 | 53 | 10.0 |
| Oreochromis mossambicus | 45.2 | 54.8 | 57 | 19 | 40 | 52 | 11.0 |
| Oreochromis niloticus | 47.0 | 53.0 | 60 | 19 | 37 | 52 | 9.0 |
| Oreoleuciscus potanini | 40.6 | 59.4 | 44 | 23 | 40 | 58 | 40.0 |
| Oryzias latipes | 39.9 | 60.1 | 48 | 19 | 50 | 51 | 5.0 |
| Osmerus mordax | 49.4 | 50.6 | 55 | 28 | 44 | 41 | 7.0 |
| Osteoglossum bicirrhosum | 42.3 | 57.7 | 57 | 14 | 39 | 58 | 6.5 |
| Pagellus bogaraveo | 47.9 | 52.1 | 58 | 21 | 38 | 48 | 15.0 |
| Pelecus cultratus | 40.6 | 59.4 | 47 | 20 | 39 | 59 | 11.0 |
| Perca flavescens | 42.3 | 57.7 | 53 | 18 | 42 | 55 | 12.0 |
| Perca fluviatilis | 41.7 | 58.3 | 52 | 18 | 43 | 55 | 22.0 |
| Percopsis transmontana | 47.0 | 53.0 | 54 | 25 | 38 | 51 | 6.0 |
| Phenacobius mirabilis | 37.6 | 62.4 | 46 | 16 | 46 | 57 | 3.0 |
| Phoxinus eos | 39.4 | 60.6 | 45 | 20 | 43 | 57 | 3.0 |
| Phoxinus phoxinus | 39.4 | 60.6 | 39 | 26 | 47 | 53 | 13.0 |
| Piaractus brachypomus | 37.0 | 63.0 | 41 | 20 | 46 | 58 | 28.0 |
| Platichthys stellatus | 41.1 | 58.9 | 52 | 17 | 42 | 57 | 24.0 |
| Plecoglossus altivelis | 46.4 | 53.6 | 55 | 23 | 45 | 45 | 3.0 |
| Plectropomus leopardus | 41.9 | 58.1 | 46 | 26 | 50 | 50 | 26.0 |
| Poecilia reticulata | 36.9 | 63.1 | 46 | 16 | 49 | 57 | 5.0 |