| No. | All keepers listed by when they started keeping this species. The longest an individual has been kept is 21 years, 2 months. |
| 1 | arapaimag since 1992-06-16 to 2013-09-12, that's 21 years, 2 months |
| 2 | amiidae since 2007-07-05 to 2009-07-05, that's 2 years, 0 months |
| 3 | Koltsix (k: 2) since 2007-08-31 to 2025-04-24, that's 17 years, 7 months |
| 4 | CFC since 2007-09-03 to 2008-11-06, that's 1 years, 2 months |
| 5 | mi-tatsu since 2010-12-27 to 2012-12-27, that's 2 years, 0 months |
| 6 | yadayada since 2011-12-24 to 2013-12-24, that's 2 years, 0 months |
| 7 | kp90 since 2012-02-19 to 2012-05-24, that's 0 years, 3 months |
| 8 | Junttis since 2012-06-29 to 2014-06-29, that's 2 years, 0 months |
| 9 | CatfishPownage63 since 2014-11-03 to 2016-11-03, that's 2 years, 0 months |
| 10 | corybreed since 2015-11-20 to 2017-11-20, that's 2 years, 0 months |
| 11 | JasonMDann since 2017-03-21 to 2019-03-21, that's 2 years, 0 months |
| 12 | cory-ap2 since 2017-12-28 to 2020-01-04, that's 2 years, 0 months |
| 13 | Luis castellamary 72 since 2020-09-24 to 2022-09-24, that's 2 years, 0 months |
| 14 | aotoo since 2022-09-14 to 2024-09-14, that's 2 years, 0 months |
