Subpopulation I | Subpopulation II | |||
---|---|---|---|---|
1996 | 1999 | 1997 | 2000 | |
Number of parents and families | ||||
Sires, dams | 57, 129 | 37, 94 | 65, 79 | 95, 121 |
Sires per dam, mean (range) | 1.00 (1-1) | 1.00 (1-1) | 2.41 (1-3) | 1.63 (1-3) |
Dams per sire, mean (range) | 2.26 (1-4) | 2.54 (1-4) | 2.93 (1-5) | 2.06 (1-5) |
Full-sib families, family tanks | 129, 129 | 94, 135 | 191, 259 | 197, 197 |
Number of fish with records | ||||
Freshwater nucleus station | 4994 | 3084 | 8099 | 5998 |
Fish per full-sib family | 38.7 | 32.8 | 42.4 | 30.4 |
Seawater station | 2573 | 2442 | 8351 | 7499 |
Fish per full-sib family | 19.9 | 26.0 | 43.7 | 38.1 |