| No. | All keepers listed by when they started keeping this species. The longest an individual has been kept is 23 years, 5 months. |
| 1 | arapaimag (k: 4) since 1990-01-03 to 2013-07-02, that's 23 years, 5 months; who writes, "Very different personality where I keep them now in my 15k (1) and 52k (2) (peaceful) as opposed to any tank I kept them in before under 600 gallons (violent)" |
| 2 | arapaima (p: 2) since 2007-03-01 to 2009-03-01, that's 2 years, 0 months |
| 3 | Silurus since 2007-03-11 to 2009-03-11, that's 2 years, 0 months |
| 4 | KenyanSandBoa since 2007-08-16 to 2009-08-16, that's 2 years, 0 months |
| 5 | smokymcjoe since 2009-08-26 to 2011-08-26, that's 2 years, 0 months |
| 6 | Stackdeck (p: 2) since 2011-03-29 to 2011-03-29, that's 0 years, 0 months |
| 7 | hockeydude9819 (p: 2) since 2011-05-29 to 2013-05-29, that's 2 years, 0 months |
| 8 | mjj4307 since 2012-04-22 to 2014-04-24, that's 2 years, 0 months |
| 9 | justarn since 2015-02-08 to 2017-02-08, that's 2 years, 0 months |
| 10 | juanitoman since 2016-06-16 to 2018-06-16, that's 2 years, 0 months |
| 11 | jelly since 2017-05-27 to 2020-01-30, that's 2 years, 8 months |
| 12 | Fishmandavew (p: 2) since 2018-03-19 to 2020-03-19, that's 2 years, 0 months |
| 13 | Nejat22 since 2019-05-02 to 2021-05-02, that's 2 years, 0 months |
| 14 | mcaquatic since 2020-01-11 to 2023-02-13, that's 3 years, 1 months |
| 15 | aotoo since 2021-10-24 to 2023-10-24, that's 2 years, 0 months |
| 16 | N_F_S since 2024-04-04 to 2024-04-25, that's 0 years, 0 months |
