Cat-eLogRight My Cats Registered Keepers Right Chrysichthys walkeri

No. All keepers listed by when they started keeping this species. The longest an individual has been kept is 2 years, 6 months.
1 Tanganyikafreak (k: 2) since 2014-11-01 to 2017-05-17, that's 2 years, 6 months; who writes, "It is most likely Chrysichthys walkeri, or a very closely related species"