| No. | All keepers listed by when they started keeping this species. The longest an individual has been kept is 4 years, 4 months. |
| 1 | arapaima since 2007-03-01 to 2009-03-01, that's 2 years, 0 months |
| 2 | DarkAtlas since 2007-04-16 to 2009-04-16, that's 2 years, 0 months |
| 3 | soltarii007 since 2007-07-01 to 2011-11-16, that's 4 years, 4 months; who writes, "this is actually not a dragon high fin, but a megalancistrus cf. barrae. " |
| 4 | daredevil since 2009-07-03 to 2011-07-03, that's 2 years, 0 months |
| 5 | alank (p: 2, k: 2) since 2011-01-15 to 2011-04-17, that's 0 years, 3 months |
| 6 | adelinoarrais since 2016-12-05 to 2019-01-07, that's 2 years, 1 months |
| 7 | N_F_S since 2024-04-05 to 2024-05-19, that's 0 years, 1 months |
