Cetopsidium orientale is a species of whale catfish found in the coastal rivers of Suriname and French Guiana in the region from the Corantijn River along the border between Suriname and Guyana to the Oyapock-Oiapoque River along the French Guiana-Brazil border; it is likely this species is also occurs in the left bank tributaries to the Corantijn River draining from Guyana and the Oiapoque River in Brazil. References Cetopsidae Fish of South America Fish of Brazil Fish of French Guiana Fish described in 2003