| No. | All keepers listed by when they started keeping this species. The longest an individual has been kept is 36 years, 7 months. |
| 1 | arapaimag (k: 20) since 1977-01-14 to 2013-08-25, that's 36 years, 7 months |
| 2 | lordotterby since 2007-03-12 to 2009-03-12, that's 2 years, 0 months |
| 3 | Freakdaddy (k: 12) since 2007-07-24 to 2009-12-05, that's 2 years, 4 months |
| 4 | AleGer (k: 3) since 2008-03-08 to 2009-03-01, that's 0 years, 11 months |
| 5 | defi (p: 2, k: 28) since 2008-03-21 to 2010-05-16, that's 2 years, 1 months |
| 6 | stephaneg (k: 4) since 2008-05-05 to 2010-05-05, that's 2 years, 0 months |
| 7 | fishbguy (k: 5) since 2009-01-22 to 2011-01-22, that's 2 years, 0 months |
| 8 | Sutrisno (p: 2) since 2009-05-13 to 2011-05-13, that's 2 years, 0 months |
| 9 | paul b 76 (k: 4) since 2009-10-09 to 2011-10-09, that's 2 years, 0 months |
| 10 | peterl since 2010-01-30 to 2012-01-30, that's 2 years, 0 months |
| 11 | vanillarum (k: 2) since 2010-02-05 to 2012-02-05, that's 2 years, 0 months |
| 12 | biomechmonster since 2010-05-13 to 2012-05-13, that's 2 years, 0 months |
| 13 | taninsama since 2010-06-14 to 2012-06-14, that's 2 years, 0 months |
| 14 | jimlaroche83 (k: 5) since 2010-08-05 to 2011-11-21, that's 1 years, 3 months |
| 15 | Coryologist since 2011-02-07 to 2013-02-07, that's 2 years, 0 months |
| 16 | Sam (k: 2) since 2011-05-20 to 2012-01-05, that's 0 years, 7 months |
| 17 | Black_flys (p: 2, k: 11) since 2011-07-30 to 2013-07-30, that's 2 years, 0 months |
| 18 | marangmic (k: 5) since 2011-08-30 to 2011-08-31, that's 0 years, 0 months |
| 19 | backstreetgambler since 2011-12-17 to 2016-03-26, that's 4 years, 3 months |
| 20 | Ibn since 2012-02-27 to 2014-02-27, that's 2 years, 0 months |
| 21 | madtundra since 2012-02-28 to 2014-02-28, that's 2 years, 0 months |
| 22 | jessonthenet since 2012-03-22 to 2014-03-22, that's 2 years, 0 months |
| 23 | [LeX] since 2012-04-21 to 2014-04-21, that's 2 years, 0 months |
| 24 | CrystalCatfish (k: 2) since 2012-06-13 to 2014-06-13, that's 2 years, 0 months |
| 25 | TonyStark since 2012-10-25 to 2014-10-25, that's 2 years, 0 months |
| 26 | Syno12 since 2012-11-08 to 2014-11-08, that's 2 years, 0 months |
| 27 | Ysori (k: 12) since 2012-11-10 to 2014-11-10, that's 2 years, 0 months |
| 28 | ali12345 since 2013-01-24 to 2016-03-31, that's 3 years, 2 months |
| 29 | amacintosh (k: 6) since 2013-03-20 to 2015-05-06, that's 2 years, 1 months |
| 30 | Dark Rose (k: 5) since 2013-05-29 to 2015-08-26, that's 2 years, 2 months |
| 31 | mikemaes (k: 5) since 2013-09-21 to 2014-10-21, that's 1 years, 1 months |
| 32 | French47 since 2014-02-04 to 2016-03-23, that's 2 years, 1 months |
| 33 | john h since 2014-03-10 to 2017-11-08, that's 3 years, 7 months |
| 34 | glasscats (k: 2) since 2014-08-19 to 2016-08-19, that's 2 years, 0 months |
| 35 | Pjolas (k: 4) since 2014-11-29 to 2016-12-29, that's 2 years, 1 months |
| 36 | TigerPleco2014 (k: 7) since 2014-12-23 to 2017-01-21, that's 2 years, 0 months |
| 37 | Leeleeka (k: 3) since 2017-01-01 to 2020-09-17, that's 3 years, 8 months; who writes, "Very interesting fish :-)" |
| 38 | Maxpedley since 2017-05-17 to 2019-05-17, that's 2 years, 0 months |
| 39 | Gormets since 2017-08-31 to 2019-08-31, that's 2 years, 0 months |
| 40 | StickyToe81 (p: 2, k: 3) since 2017-09-08 to 2018-06-30, that's 0 years, 9 months |
| 41 | Heriberto.gj since 2017-09-27 to 2019-09-27, that's 2 years, 0 months |
| 42 | AlexandroRonzon since 2017-10-05 to 2019-10-05, that's 2 years, 0 months |
| 43 | Glauce (k: 2) since 2018-07-05 to 2020-08-03, that's 2 years, 0 months |
| 44 | John Denmark since 2018-08-08 to 2023-06-20, that's 4 years, 10 months |
| 45 | johrasta since 2019-03-29 to 2021-03-29, that's 2 years, 0 months |
| 46 | nestasko0310 (k: 20) since 2019-10-01 to 2021-10-01, that's 2 years, 0 months |
| 47 | Viper since 2019-11-22 to 2021-02-24, that's 1 years, 3 months |
| 48 | Maxi2700 since 2020-02-22 to 2021-06-30, that's 1 years, 4 months |
| 49 | d.hultqvist (k: 3) since 2020-11-29 to 2024-04-02, that's 3 years, 4 months |
| 50 | CM1967 since 2021-02-28 to 2023-02-28, that's 2 years, 0 months |
| 51 | FatCatDoorMat since 2021-05-19 to 2023-05-19, that's 2 years, 0 months |
| 52 | BigFishLittleFish since 2022-02-17 to 2022-10-02, that's 0 years, 7 months |
| 53 | acuarios.jdv (k: 28) since 2022-10-12 to 2024-04-25, that's 1 years, 6 months |
