| No. | All keepers listed by when they started keeping this species. The longest an individual has been kept is 2 years, 0 months. |
| 1 | Coryologist since 2007-03-20 to 2009-03-20, that's 2 years, 0 months |
| 2 | Birger Amundsen since 2007-07-24 to 2009-07-24, that's 2 years, 0 months |
| 3 | Kampfer since 2009-03-25 to 2011-03-25, that's 2 years, 0 months |
| 4 | Hudson Ensz since 2010-12-06 to 2012-12-06, that's 2 years, 0 months |
| 5 | MHS since 2011-11-24 to 2013-11-24, that's 2 years, 0 months |
| 6 | Anders Kaste since 2012-08-11 to 2014-08-11, that's 2 years, 0 months |
