| Year | Experiments | Number of fish | Origin stock | Birth place | Capture date | Year of birth |
|---|---|---|---|---|---|---|
| 2005 | First reproduction tests | 60 | Beaume River | Ramières nature reserve | – | 2000 |
| 2008 | Reproduction with wild broodstock | 18 | Beaume River | Beaume River | December 2007 | unknown |
| 2012 | 30 and 45 vernalization days | 46 | Beaume River | Besançon Museum | – | 2008 |
| 2013 | 75 vernalization days | 45 | Beaume River | Besançon Museum | – | 2008 |
| 2014 | 90 vernalization days | 22 | Beaume River | Besançon Museum | – | 2008 |
| 2015 | 120 vernalization days | 20 | Beaume River | Besançon Museum | – | 2008 |
| 2016 | 120 vernalization days | 30 | Durance River | Durance River | September 2015 | unknown |
| 2017 | 120 vernalization days | 28 | Durance River | Durance River | September 2016 | unknown |