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Life table for subyearling smolts returning after 2–4 years at sea (x = 3–5, respectively).
| Life stage | Time period (monthyear) | Stage-specific survival, Sx | Age at maturity (x) | Age-specific fecundity (mx) |
|---|---|---|---|---|
| Egg to emigration from Snake River | Nov0–Apr1 | Semigrant = 0.1 | 0 | |
| Smolt migration | May1–Oct1 | Smigration = 0.05–0.25 | 0 | |
| Subadult | Nov1–Oct2 | 0.80 | 0 | |
| Subadult | Nov2–Oct3 | 0.80 | 3 | 3868 |
| Subadult | Nov3–Oct4 | 0.80 | 4 | 5132 |
| Subadult | Nov4–Oct5 | 0.80 | 5 | 5741 |
