| Common Name | Chub mackerel |
| Locality | Pacific Coast (34° N, 139.5° E) |
| Year | 1951 - 1970 |
| Country | Japan |
| Method for deriving time series | Egg survey |
| Age group for estimating F | |
| Age at recruitment | 2 (full years) |
| C.V. (recr.) | 116.3 % |
| Remarks | Age at recruitment (males + females): 2 year(s) |