Shortjaw Cisco
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Name and Code
Family
Salmonidae - trouts and salmons
Species
Coregonus zenithicus
Taxonomic Authority
(Jordan & Evermann, 1909)
Common Name(s)
Shortjaw Cisco
French Name
cisco à mâchoires égales
OMNR Code
100
Family TSN
161931
Parent TSN
161932
Species TSN
161948
Conservation Status
Global Rank (GRank)
G3 (2015-08-17)
National Rank (NRank)
N3 (2015-08-17)
Provincial Rank (SRank)
S2 (1997-04-01)
COSEWIC Status
Threatened (May 2003)
SARO Status
Threatened
AFS Status
Threatened (1,2,4)
Ecological Value
Ontario Origin
native
General Abundance
rare
Tolerance
intolerant
Economic Importance
commercial fishery (historical)
Habitat and Feeding
General Habitat(s)
lacustrine
Environment
pelagic
Trophic Class
planktivore
Thermal Regime
coldwater
Habitat Preference
clear, deep waters (20-183 m) below thermocline, usually 55-144 m
Reproduction
Reproductive Guild
Nonguarders: Open substratum spawners: Pelagophils
Spawning Habitat(s)
lacustrine
Spawning Season
fall
Spawning Month(s)
October-December
Spawning Temperature (°C)
<5
Fecundity
3,230-18,768
Nursery Habitat(s)
lacustrine
Size and Age
Adult Length (cm)
24.3-34.5 TL
Adult Weight (kg)
0.08-0.28
Age at Maturity (yrs)
3-6
Maximum Length (cm)
41.1 FL
Maximum Weight (kg)
1.06
Lifespan (yrs)
10-13
Ontario Range Map
Shortjaw Cisco range
Ontario Distribution
Lake Superior, Lake Nipigon, Lake Huron, Lake Erie (extirpated), Lake-of-the-Woods, and some larger inland lakes
Photograph
Shortjaw Cisco photograph
Notes
dwarf populations occur in some lakes in Algonquin Park; spring spawning has been reported in Lake Superior; possible synonym of Coregonus artedi
Ontario Records
Record Length (cm)
40.4 TL
Record Weight (kg)
1.0
Information Sources
Barbour, M.T., J. Gerritsen, B.D. Snyder, and J.B. Stribling. 1999. Tolerance and trophic guilds of selected fish species. Appendix C in Rapid bioassessment protocols for use in streams and wadeable rivers: periphyton, benthic macroinvertebrates and fish, second edition. EPA 841-B-99-002. U.S. Environmental Protection Agency; Office of Water. Washington, DC.
Becker, G.C. 1983. Fishes of Wisconsin. University of Wisconsin Press. Madison, WI. xii + 1052 pp.
Carlander, K.D. 1969. Handbook of freshwater fishery biology. Volume one. Life history data on freshwater fishes of the United States and Canada, exclusive of the Perciformes. Iowa State University Press. Ames, IA. vi + 752 pp.
Coad, B.W. with H. Waszczuk and I. Labignan. 1995. Encyclopedia of Canadian fishes. Museum of Nature and Canadian Sportfishing Productions. Ottawa and Waterdown, ON. viii + 928 pp.
Coker, G.A., C.B. Portt, and C.K. Minns. 2001. Morphological and ecological characteristics of Canadian freshwater fishes. Can. MS Rpt. Fish. Aquat. Sci. 2554:iv+89p.
COSEWIC. 2016. Canadian wildlife species at risk. October 2016. Committee on the Status of Endangered Wildlife in Canada. Gatineau, QC. iv + 113 pp.
Crossman, E.J. 1976. Quetico fishes. Royal Ontario Museum, Life Sci . Misc. Pub. Toronto, ON. ix + 86 pp.
Cudmore-Vokey, B. and E.J. Crossman. 2000. Checklists of the fish fauna of the Laurentian Great Lakes and their connecting channels. Can. MS Rpt. Fish. Aquat. Sci. 2550:v+39p.
Ditz, K., A. Dextrase, and E. Holm. 2009. Ontario Ministry of Natural Resources fish species codes & common names. Ichthyology and Herpetology, Royal Ontario Museum. May 1994. Revised September 2005 by A. Dextrase, MNR and modified January 2009 by E. Holm, ROM.
Eshenroder, R.L, Vecsei, P., Gorman, O.T., Yule, D.L., Pratt, T.C., Mandrak, N.E., Bunnell, D.B., and Muir, A.M. 2016. Ciscoes (Coregonus, subgenus Leucichthys) of the Laurentian Great Lakes and Lake Nipigon. Great Lakes Fishery Commission Misc Pub. 2016-01. v+140p.
Goldstein, R.M. and T.P. Simon. 1999. Toward a united definition of guild structure for feeding ecology of North American freshwater fishes. Pages 123-202 in T.P. Simon [Ed]. Assessing the sustainability and biological integrity of water resources using fish communities. CRC Press. Boca Raton, FL. xx + 671 pp.
Goodyear, C.S., T.A. Edsall, D.M. Ormsby Dempsey, G.D. Moss, and P.E. Polanski. 1982. Atlas of the spawning and nursery areas of Great Lakes fishes. Volume thirteen: Reproductive characteristics of Great Lakes fishes. U.S. Fish and Wildlife Service. Washington, DC. FWS/OBS-82/52.
Holm, E., N. Mandrak, and M. Burridge. 2009. The ROM field guide to freshwater fishes of Ontario. Royal Ontario Museum Science Publication. Toronto, ON. 462 pp.
Houston, J.J. 1988. Status of the Shortjaw Cisco, Coregonus zenithicus, in Canada. Can. Field-Nat. 102(1):97-102.
Hubbs, C.L. and K.F. Lagler. 1964. Fishes of the Great Lakes region. University of Michigan Press. Ann Arbor, MI. xv + 213 pp.
Hubbs, C.L., K.F. Lagler, and G.R. Smith. 2004. Fishes of the Great Lakes region, revised edition. University of Michigan Press. Ann Arbor, MI. xvii + 276 pp.
Integrated Taxonomic Information System (ITIS). 2014. On-line database. (http://www.itis.gov), accessed 07 June 2014.
Jelks, H.L., S.J. Walsh, N.M. Burkhead, S. Contreras-Balderas, E. Díaz-Pardo, D.A. Hendrickson, J. Lyons, N.E. Mandrak, F. McCormick, J.S. Nelson, S.P. Platania, B.A. Porter, C.B. Renaud, J. J. Schmitter-Soto, E.B. Taylor, and M.L. Warren, 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.
Lane, P.A., C.B. Portt, and C.K. Minns. 1996. Nursery habitat characteristics of Great Lakes fishes. Can. MS Rpt. Fish. Aquat. Sci. 2338:v+42p.
Lane, P.A., C.B. Portt, and C.K. Minns. 1996. Adult habitat characteristics of Great Lakes fishes. Can. MS Rpt. Fish. Aquat. Sci. 2358:v+43p.
Lane, P.A., C.B. Portt, and C.K. Minns. 1996. Spawning habitat characteristics of Great Lakes fishes. Can. MS Rpt. Fish. Aquat. Sci. 2368:v+48p.
Lee, D.S., C.R. Gilbert, C.H. Hocutt, R.E. Jenkins, D.E. McAllister, and J.R. Stauffer, Jr. 1980. Atlas of North American freshwater fishes. North Carolina State Museum of Natural History Publication 1980-12. Raleigh, NC. x + 867 pp.
Mandrak, N.E. and E.J. Crossman. 1992. A checklist of Ontario freshwater fishes annotated with distribution maps. Royal Ontario Museum Life Sciences Miscellaneous Publication. Toronto, ON. v + 176 pp.
Murray, L. and J.D. Reist. 2003. Status report on the Shortjaw Cisco (Coregonus zenithicus) in central and western Canada. Can. MS Rpt. Fish. Aquat. Sci. 2638:vii+56p.
NatureServe. 2015. NatureServe Explorer: An online encyclopedia of life [web application]. Version 7.1. NatureServe. Arlington, Virginia. (http://www.natureserve.org/explorer), accessed 11 June 2016.
Nelson, J.S. and M.J. Paetz. 1992. The fishes of Alberta, 2nd edition. The University of Alberta Press and The University of Calgary Press. Edmonton and Calgary, AB. xxvi + 437 pp.
Ontario Ministry of Natural Resources and Forestry (OMNRF). 2015. Species at risk in Ontario (SARO) list. (http://www.ontario.ca/environment-and-energy/species-risk-ontario-list), updated October 1, 2015.
Page, L.M. and B.M. Burr. 2011. Peterson field guide to freshwater fishes of North America north of Mexico, second edition. Houghton Mifflin Harcourt. Boston, MA. xix + 663 pp.
Page, L.M., H. Espinosa-Pérez, L.T. Findley, C.R. Gilbert, R.N. Lea, N.E. Mandrak, R.L. Mayden, and J.S. Nelson. 2013. Common and scientific names of fishes from the United States, Canada, and Mexico. 7th Edition. American Fisheries Society, Spec. Publ. 34. Bethesda, MD. 243 pp.
Phillips, G.L., W.D. Schmid, and J.C. Underhill. 1982. Fishes of the Minnesota region. University of Minnesota Press. Minneapolis, MN. x + 248 pp.
Scott, W.B. 1967. Freshwater fishes of eastern Canada, second edition. University of Toronto Press. Toronto, ON. xii + 137 pp.
Scott, W.B. and E.J. Crossman. 1973. Freshwater fishes of Canada. Bull. Fish. Res. Board Can. 184. [1998 Reprint] Galt House Publications Ltd. Oakville, ON. xx + 966 pp.
Scharpf, C. 2006. Annotated checklist of North American freshwater fishes, including subspecies and undescribed forms. Part II: Catostomidae through Mugilidae. American Currents 32(4):1-39.
Simon, T.P. 1999. Assessment of Balon’s reproductive guilds with application to midwestern North American freshwater fishes. Pages 97-122 in T.P. Simon [Ed]. Assessing the sustainability and biological integrity of water resources using fish communities. CRC Press. Boca Raton, FL. xx + 671 pp.
Smith, C.L. 1985. The inland fishes of New York State. New York State Department of Environmental Conservation. Albany, NY. xi + 522 pp.
Stewart, K.W. and D.A. Watkinson. 2004. The freshwater fishes of Manitoba. University of Manitoba Press. Winnipeg, MB. xvii + 276 pp.
Todd, T.N. 2003. Update COSEWIC status report on the Shortjaw Cisco Coregonus zenithicus in Canada, in COSEWIC assessment and update status report on the Shortjaw Cisco Coregonus zenithicus in Canada. Committee on the Status of Endangered Wildlife in Canada. Ottawa. 1-19 pp.