| 2023-12-11 | Refine, as ore |
| 2023-07-21 | Get metal from, in a way |
| 2023-04-08 | Source of masago, in Japanese cuisine |
| 2022-07-13 | Extract from ore, as metal |
| 2022-05-19 | Refine, in a way |
| 2022-03-04 | Roe source |
| 2021-05-18 | Process, as ore |
| 2020-11-26 | Refine, in a way |
| 2020-07-28 | Refine, as metal |
| 2020-05-03 | Process, as ore |
| 2019-11-19 | Small silvery fish |
| 2019-11-09 | Refine |
| 2018-11-05 | Put through a blast furnace, say |
| 2018-04-19 | Fish whose roe is used in sushi |
| 2017-12-25 | Small food fish |
| 2017-10-29 | Refine |
| 2017-05-31 | *Extract with heat, in a way |
| 2017-05-13 | Rid of impurities |
| 2016-12-16 | Silvery fish |
| 2016-05-07 | Get the lead out? |
| 2016-01-23 | Great Lakes fish |
| 2015-06-22 | Refine, as ore |
| 2014-07-22 | Refine, as ore |
| 2012-01-07 | Take the lead from? |
| 2011-07-11 | Extract metals from by heating |
| 2011-04-12 | Process, as ore |
| 2011-03-01 | Remove impurities from |
| 2009-04-03 | Refine |
| 2009-02-12 | Great Lakes fish |
| 2008-06-20 | Get the lead out? |
| 2005-03-22 | Refine, as metal |
| 2004-07-05 | Refine, as metal |
| 2004-04-25 | Troutlike fish |
| 2004-04-06 | Silvery food fish |
| 2003-12-25 | Fish eaten whole |
| 2003-12-05 | Get the lead out? |
| 2003-11-09 | Process, as ore |
| 2003-10-21 | Got a whiff of, old-style |
| 2003-10-11 | Refine |
| 2003-09-21 | Silvery fish |
| 2002-02-03 | Fuse ore |
| 2000-08-30 | Refine, as ore |
| 2000-05-22 | Refine, as metal |
| 1999-04-29 | Refine |
| 1999-03-14 | Fuse |
| 1998-12-20 | Put through a furnace |
| 1998-11-04 | Sensed odors, old-style |
| 1998-11-03 | Food fish |
| 1998-08-09 | Upriver spawner |
| 1998-06-23 | Troutlike fish |
| 1998-06-01 | Relative of the salmon |
| 1998-03-28 | Troutlike fish |
| 1997-01-12 | Got wind of, old-style |
| 1996-09-15 | Whitebait |
| 1996-02-08 | Refine |
| 1995-02-22 | Got a noseful |
| 1994-12-06 | Fuse, as ore |
| 1994-06-29 | Refine |
| 1994-06-23 | Silvery fish |
| 1994-02-23 | Refine, as 53-Down |
| 1993-12-25 | Offputting fish? |
| 1993-12-12 | Get the lead out, in a way |