Grass Carp
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Name and Code
Family
Cyprinidae - carps and minnows
Species
Ctenopharyngodon idella
Taxonomic Authority
(Valenciennes, 1844)
Common Name(s)
Grass Carp
French Name
carpe de roseau
OMNR Code
219
Family TSN
163342
Parent TSN
163536
Species TSN
163537
Conservation Status
Global Rank (GRank)
G5 (1996-09-13)
National Rank (NRank)
NNA (1996-09-05)
Provincial Rank (SRank)
SNA (1997-10-02)
COSEWIC Status
none
SARO Status
none
AFS Status
none
Ecological Value
Ontario Origin
introduced
General Abundance
rare
Tolerance
tolerant
Economic Importance
invasive species
Habitat and Feeding
General Habitat(s)
lacustrine; riverine
Environment
benthic
Trophic Class
herbivore
Thermal Regime
warmwater
Habitat Preference
lakes, ponds, pools, reservoirs and backwaters of large rivers at depths of 1-3 m; preferred water temperature 25.3°C
Reproduction
Reproductive Guild
Nonguarders: Open substratum spawners: Pelagophils
Spawning Habitat(s)
riverine
Spawning Season
spring
Spawning Month(s)
May-June
Spawning Temperature (°C)
18-24
Fecundity
255,000-1,276,000
Nursery Habitat(s)
riverine
Size and Age
Adult Length (cm)
51-86 TL
Adult Weight (kg)
1.5-6.8
Age at Maturity (yrs)
4-5
Maximum Length (cm)
145 TL
Maximum Weight (kg)
40.50
Lifespan (yrs)
11-21
Ontario Range Map
Grass Carp range
Ontario Distribution
southern Lake Huron, Lake St. Clair, Lake Erie, Grand River, Niagara River, Lake Ontario (Toronto Islands, Jordan Harbour, Bay of Quinte); first reported from Ontario waters in 1985
Photograph
Grass Carp photograph
Notes
indigenous to eastern Asia; expanding range from United States introductions; tolerant of wide water temperature range (0-33°C) and low dissolved oxygen (0.2 mg/L); use as live bait prohibited
Ontario Records
Record Length (cm)
110 TL
Record Weight (kg)
18.52
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.
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.
Crossman, E.J., S.J. Nepszy, and P. Krause, 1987. The first record of Grass Carp Ctenopharyngodon idella, in Canadian waters. Can. Field-Nat. 101(4):584-586.
Cudmore, B. and N.E. Mandrak. 2011. The baitfish primer: a guide to identifying and protecting Ontario’s baitfishes. Fisheries and Oceans Canada, Bait Association of Ontario, Ontario Ministry of Natural Resources and Ontario Federation of Anglers and Hunters. 40 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.
Etnier, D.A. and W.C. Starnes. 1993. The fishes of Tennessee. [2nd printing, 2001]. The University of Tennessee Press. Knoxville, TN. xiv + 689 pp.
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.
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.
Jenkins, R.E. and N.M. Burkhead. 1993. Freshwater fishes of Virginia. American Fisheries Society. Bethesda, MD. xxiii + 1079 pp.
Jones. L.A., Mandrak, N.E., and Cudmore, B. 2017. Updated (2003–2015) biological synopsis of Grass Carp (Ctenopharyngodon idella). DFO Can. Sci. Advis. Sec. Res. Doc. 2016/102. iv + 64 p.
Kottelat, M. and J. Freyhof. 2007. Handbook of European freshwater fishes. Cornol, Switzerland. xiii + 646 p.
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.
Lui, K., M. Butler, M. Allen, E. Snyder, J. da Silva, B. Brownson and A. Ecclestone. 2010. Field guide to aquatic invasive species (3rd Edition): identification, collection and reporting of aquatic invasive species in Ontario waters. Ontario Ministry of Natural Resources.
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.
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.
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.
Ross, S.T. 2001. The inland fishes of Mississippi. University Press of Mississippi. xx + 624 pp.
Schofield, P.J., J.D. Williams, L.G. Nico, P. Fuller, and M.R. Thomas. 2005. Foreign nonindigenous carps and minnows (Cyprinidae) in the United States - A guide to their identification, distribution, and biology: U.S. Geological Survey Scientific Investigations Report 2005-5041, 103 p.
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. 2005. Annotated checklist of North American freshwater fishes, including subspecies and undescribed forms. Part I: Petromyzontidae through Cyprinidae. American Currents 31(4):1-44.
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.
Smith, P.W. 2002. The fishes of Illinois. University of Illinois Press. Urbana and Chicago, IL. xxix + 314 pp.
Stauffer, Jr., J.R., R.W. Criswell and D.P. Fischer. 2016. The fishes of Pennsylvania. Cichlid Press. El Paso, TX. 556 pp.