| No. | All keepers listed by when they started keeping this species. The longest an individual has been kept is 13 years, 4 months. |
| 1 | arapaimag (k: 3) since 2000-04-12 to 2013-08-21, that's 13 years, 4 months |
| 2 | Dawg57 since 2006-11-20 to 2011-03-04, that's 4 years, 3 months; who writes, "This fish has at least doubled in length and has grown substantially more than that in girth in the last 8 months. Generally only visible at night when it comes out to feed." |
| 3 | Kenneth Wong since 2007-01-21 to 2014-03-13, that's 7 years, 1 months |
| 4 | Dave Rinaldo since 2007-01-21 to 2012-01-04, that's 4 years, 11 months |
| 5 | daniel60 since 2007-01-27 to 2015-11-19, that's 8 years, 9 months |
| 6 | KenyanSandBoa (k: 2) since 2007-05-29 to 2010-03-25, that's 2 years, 9 months |
| 7 | Osiris since 2007-07-31 to 2009-07-31, that's 2 years, 0 months |
| 8 | Occellatus since 2007-08-18 to 2009-08-18, that's 2 years, 0 months |
| 9 | icekiki since 2007-08-18 to 2009-08-18, that's 2 years, 0 months |
| 10 | soltarii007 since 2007-10-24 to 2011-11-16, that's 4 years, 0 months |
| 11 | Chi-Chi since 2007-12-08 to 2009-12-08, that's 2 years, 0 months |
| 12 | Koltsix (p: 2, k: 4) since 2008-01-29 to 2016-01-19, that's 7 years, 11 months |
| 13 | Chrysichthys since 2008-02-04 to 2010-02-04, that's 2 years, 0 months |
| 14 | Julie since 2008-05-21 to 2012-06-11, that's 4 years, 0 months |
| 15 | allim since 2008-09-12 to 2011-01-29, that's 2 years, 4 months |
| 16 | dragonfish since 2008-11-15 to 2010-11-15, that's 2 years, 0 months |
| 17 | miles44 since 2008-12-14 to 2014-10-22, that's 5 years, 10 months |
| 18 | tezr (k: 2) since 2009-05-07 to 2011-05-10, that's 2 years, 0 months |
| 19 | hampala since 2009-05-22 to 2011-05-22, that's 2 years, 0 months |
| 20 | neelhound since 2009-05-23 to 2011-05-23, that's 2 years, 0 months |
| 21 | astinus since 2009-11-07 to 2011-11-07, that's 2 years, 0 months |
| 22 | markhinch since 2010-03-12 to 2012-03-12, that's 2 years, 0 months |
| 23 | diane since 2010-04-04 to 2012-04-04, that's 2 years, 0 months |
| 24 | miles3 since 2010-05-10 to 2012-05-10, that's 2 years, 0 months |
| 25 | sequoiacat (k: 3) since 2010-07-10 to 2012-06-15, that's 1 years, 11 months; who writes, "They love live clams." |
| 26 | TheFishGuy since 2010-08-19 to 2013-03-22, that's 2 years, 7 months |
| 27 | robb harriston since 2010-10-29 to 2012-10-29, that's 2 years, 0 months |
| 28 | rayfong since 2010-12-25 to 2012-12-25, that's 2 years, 0 months |
| 29 | daveh444 since 2011-01-21 to 2013-01-21, that's 2 years, 0 months |
| 30 | Argentum since 2011-03-21 to 2013-09-14, that's 2 years, 5 months |
| 31 | slayer5590 since 2011-06-23 to 2018-12-24, that's 7 years, 6 months |
| 32 | browny85 since 2011-10-08 to 2012-05-10, that's 0 years, 7 months |
| 33 | kp90 (k: 6) since 2011-12-28 to 2014-06-01, that's 2 years, 5 months |
| 34 | 2poc since 2012-01-13 to 2014-01-13, that's 2 years, 0 months |
| 35 | Junttis since 2012-03-12 to 2014-03-12, that's 2 years, 0 months |
| 36 | richb (k: 4) since 2012-03-20 to 2016-09-19, that's 4 years, 5 months; who writes, "I have these four fish in three different tanks ranging from 55 gallons to 180 gallons. One of the fish in a 55 gallon is growing the fastest. It is with a colony of rainbowfish. It is probably approaching 8". Two in a crowded fry grow out tank are growing the slowest. The largest fish has been moved to the 4,000 gallon tub." |
| 37 | BernieEcht since 2012-05-29 to 2014-05-29, that's 2 years, 0 months |
| 38 | maximus1974 (k: 4) since 2012-07-22 to 2014-07-22, that's 2 years, 0 months |
| 39 | judeblackburn since 2012-08-30 to 2014-09-29, that's 2 years, 0 months |
| 40 | MeglaAlex (p: 2, k: 4) since 2012-12-04 to 2014-12-04, that's 2 years, 0 months |
| 41 | MrDimmu since 2013-03-06 to 2015-03-06, that's 2 years, 0 months |
| 42 | miguel mitchel since 2014-01-26 to 2016-01-26, that's 2 years, 0 months |
| 43 | justarn since 2015-02-08 to 2017-02-08, that's 2 years, 0 months |
| 44 | Arron_N since 2015-03-10 to 2017-03-10, that's 2 years, 0 months |
| 45 | JonathanReid since 2015-03-16 to 2017-03-16, that's 2 years, 0 months |
| 46 | Dice1790 since 2015-11-03 to 2017-11-03, that's 2 years, 0 months |
| 47 | oldfish (k: 3) since 2015-12-08 to 2020-12-25, that's 5 years, 0 months |
| 48 | mcaquatic (p: 2) since 2016-02-13 to 2018-02-13, that's 2 years, 0 months |
| 49 | NickFishnut since 2016-03-20 to 2018-03-20, that's 2 years, 0 months |
| 50 | Stalin (k: 2) since 2016-08-26 to 2018-10-31, that's 2 years, 2 months; who writes, "One of them is very active and always out looking for something to eat, while the other hides all day and only comes out when food is present. Feeding on pellets, chopped fish/shrimp, frozen brine shrimp and frozen blood worms." |
| 51 | Hrothgar Sørensen (p: 2, k: 5) since 2017-04-19 to 2019-04-20, that's 2 years, 0 months |
| 52 | d3n2 (k: 2) since 2018-04-26 to 2022-08-12, that's 4 years, 3 months |
| 53 | OEriksen since 2018-06-12 to 2020-06-27, that's 2 years, 0 months |
| 54 | AquaAlex (p: 2) since 2018-09-28 to 2020-09-28, that's 2 years, 0 months |
| 55 | Rpul since 2019-02-03 to 2021-02-03, that's 2 years, 0 months |
| 56 | Doradid (k: 2) since 2019-02-27 to 2021-06-10, that's 2 years, 3 months |
| 57 | summoner2183 (k: 2) since 2019-03-17 to 2021-03-17, that's 2 years, 0 months |
| 58 | qui2424 since 2021-03-15 to 2023-03-15, that's 2 years, 0 months |
| 59 | Viper since 2021-08-07 to 2023-08-07, that's 2 years, 0 months |
| 60 | tupulointi since 2021-08-08 to 2025-04-24, that's 3 years, 8 months |
| 61 | Alduin123 since 2021-12-04 to 2023-12-04, that's 2 years, 0 months |
| 62 | desskit since 2022-02-07 to 2024-02-07, that's 2 years, 0 months |
| 63 | Ichthyovenator since 2023-04-10 to 2025-04-24, that's 2 years, 0 months |
| 64 | BarackYomama since 2023-04-27 to 2025-04-24, that's 1 years, 11 months |
