| Locality | C.V. (recr.)% | Recruitment series | |
|---|---|---|---|
| Begin | End | ||
| Choptank River, Chesapeake Bay | 262.0 | 1954 | 1996 |
| Head of Chesapeake Bay | 215.7 | 1954 | 1996 |
| Nanticoke River, Chesapeake Bay | 154.3 | 1954 | 1996 |
| Potomac River, Chesapeake Bay | 179.9 | 1954 | 1996 |
| East Coast | 69.9 | 1981 | 1996 |