Coregonus johannae Wagner, 1910

Deepwater cisco



Taxonomy & Nomenclature



Conservation Status

Last record: June 1951 (Lake Michigan); 4 August 1952 (Lake Huron) (both Miller et al. 1989:23)

IUCN RedList status: Extinct



Michigan (Lakes Michigan and Huron), USA


Biology & Ecology




USNM 64682.5018724 (1 fish)






Day, David. (1981). The Doomsday Book of Animals: A Natural History of Vanished Species. New York, N.Y.: The Viking Press.

Jelks, Howard L., Walsh, Stephen J., Burkhead, Noel M., Contreras-Balderas, Salvador, Díaz-Pardo, Edmundo, Hendrickson, Dean A., Lyons, J., Mandrak, Nicholas E., McCormick, Frank, Nelson, Joseph F., Platania, Steven P., Porter, Brady A., Renaud, Claude B., Schmitter-Soto, Juan Jacabo, Taylor, Eric B. and Warren, Melvin L. Jr. (2008). Conservation status of imperiled North American freshwater and diadromous fishes. Fisheries 33(8): 372-407.

Koelz, W. (1929). Coregonid fishes of the Great Lakes. Bull. U. S. Bur. Fish 43: 297-643.

Mandrak, N. E., Pratt, T. C. and Reid, S. M. (2014). Evaluating the current status of deepwater ciscoes (Coregonus spp.) in Canadian waters of Lake Huron, 2002-2012, with emphasis on Shortjaw Cisco (C. zenithicus). DFO Can. Sci. Advis. Sec. Res. Doc. 2013/108. v + 12 pp.

Miller, R. R., Williams, J. D. and Williams, J. E. (1989). Extinctions of North American fishes during the past century. Fisheries 14(6): 22-38.

Parker, B. (1988). Status report on the Deepwater Cisco Coregonus johannae in Canada. Committee on the Status of Endangered Wildlife in Canada. Ottawa, ON. 8 p.

Parker, B. J. (1989). Status of the deepwater cisco, Coregonus johannae, in Canada. Can. Field Nat. 103: 168-170.

Roth, B.M., Mandrak, N.E., Hrabik, T., Sass, G.G., and Peters, J. 2013. Fishes and decapod crustaceans of the Great Lakes basin. In Great Lakes Policy and Management. Edited by W.W. Taylor, A.J. Lynch, and N.J. Leonard. Michigan State University Press, East Lansing, MI. pp. 105-135.

World Conservation Monitoring Centre. (1996). Coregonus johannae. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.1. ( Downloaded on 09 July 2011.


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