All Fishes ⇒ My Fish Registered Keepers ⇒ Betta macrostoma

No. All keepers listed by when they started keeping this species. The longest an individual has been kept is 2010 years, 6 months.
1 Anton (k: 2) since 2011-07-07 to 2014-04-09, that's 2 years, 9 months
2 Colin since 2012-06-23 to 0001-11-30, that's 2010 years, 6 months