ClassCanonicus class
NavyPeruvian Navy
CountryPeru
What is known about this ship
Canonicus-class monitor completed after the principal Civil War campaigns.
Service history
Oneota was sold to Peru and entered Peruvian service as Manco Capac.
Class context: Canonicus class
The Canonicus class was a larger single-turret monitor design developed from Civil War experience with the earlier Passaic type. Nine ships were completed, mounting a pair of 15-inch Dahlgren guns in one armored turret.
Class relationship
This ship is recorded as a member of Canonicus class. Shared design history belongs on the class page; this page concentrates on the individual hull where evidence is available.
Sources and further reading
- Oneota I (Monitor) ↗Naval History and Heritage Command · accessed 2026-09-18
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