Only known from unique type specimen. No further specimens have been collected from the type locality at Wagenia Falls near Kisangani, one of the most collected sites on the Congo River. Counts are similar, though not identical, to those from Marcusenius leopoldianus, a species not recorded from Wagenia Falls. Further study needed.
Type locality:
Stanley [Boyoma/Wagenia] Falls, Upper Congo River, Democratic Republic of Congo.
Scratchpads developed and conceived by (alphabetical):
Ed Baker,
Katherine Bouton
Alice Heaton
Dimitris Koureas,
Laurence Livermore,
Dave Roberts,
Simon Rycroft,
Ben Scott,
Vince Smith
![Mormyrus bentleyi Boulenger (=Marcusenius bentleyi) holotype BMNH 1897.9.30.25, Stanley [Boyoma] Falls, Congo River [D.R. Congo].jpeg](https://mormyrids.efishgenomics.com/sites/default/files/Mormyrus%20bentleyi%20Boulenger%20%28%3DMarcusenius%20bentleyi%29%20holotype%20BMNH%201897.9.30.25%2C%20Stanley%20%5BBoyoma%5D%20Falls%2C%20Congo%20River%20%5BD.R.%20Congo%5D.jpeg){kind=link}