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| splake (backcross) |
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| Name and Code |
| Family |
| Salmonidae - trouts and salmons |
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| Species |
| Salvelinus fontinalis x S. namaycush |
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| Taxonomic Authority |
| not applicable |
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| Common Name(s) |
| splake (backcross) |
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| Species TSN |
| not applicable |
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| Conservation Status |
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| National Rank (NRank) |
| NNA |
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| Provincial Rank (SRank) |
| SNA (1998-04-27) |
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| Ecological Value |
| Ontario Origin |
| artificial hybrid |
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| General Abundance |
| uncommon |
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| Economic Importance |
| sport fish |
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| Length-Weight Regression Coefficents |
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| Habitat and Feeding |
| General Habitat(s) |
| lacustrine |
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| Environment |
| benthopelagic |
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| Trophic Class |
| invertivore/carnivore |
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| Habitat Preference |
| mid-waters (9-11m) of lakes, near the thermocline; preferred water temperature range 10-16°C |
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| Reproduction |
| Reproductive Guild |
| Nonguarders: Brood hiders: Lithophils |
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| Spawning Habitat(s) |
| lacustrine |
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| Spawning Month(s) |
| October-November |
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| Spawning Temperature (°C) |
| 6-14 |
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| Nursery Habitat(s) |
| lacustrine |
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| Size and Age |
| Adult Length (cm) |
| 34.3-63.5 TL |
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| Adult Weight (kg) |
| 0.35-2.6 |
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| Age at Maturity (yrs) |
| 3-4 |
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| Maximum Length (cm) |
| 88.9 TL |
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| Ontario Records |
| Record Length (cm) |
| 88.9 TL |
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| Ontario Range Map |
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Ontario Distribution |
| introduced into Lake Superior, Lake Huron and many inland lakes in northeastern and south-central Ontario; also a few lakes in northwestern Ontario |
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| Photographs |
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| Notes |
| fertile progeny of male Brook Trout crossed with female Lake Trout; also includes the F1 backcross (Salvelinus fontinalis x S. namaycush) x S. namaycush |
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| Information Sources |
| Becker, G.C. 1983. Fishes of Wisconsin. University of Wisconsin Press. Madison, WI. xii + 1052 pp. |
| Bernatchez, L. and M. Giroux. 2000. Les poissons d’eau douce du Québec et leur répartition dans l’Est du Canada. Broquet Inc. Saint-Constant, QC. 350 pp.
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| 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. |
| Cooper, E.L. 1983. Fishes of Pennsylvania and the northeastern United States. Pennsylvania State University Press. University Park and London. vii + 243 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 + 39 p. |
| Ditz, K. and E. Holm. 2023. Ontario Fish Species Codes and Names. Ichthyology and Herpetology, Royal Ontario Museum. May 1994. Modified February 2023. |
| 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. 2021. A field guide to freshwater fishes of Ontario, second edition. Royal Ontario Museum Science Publication. Toronto, ON. 486 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). 2023. On-line database. http://www.itis.gov, retrieved 02 May 2023. |
| 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. |
| Ontario Federation of Anglers & Hunters (OFAH). 2022. OFAH Ontario record fish registry. https://www.ofah.org/wp-content/uploads/2022/11/OFAH_RecFish_Nov22.pdf. November 14, 2022. |
| Page, L.M., K.E. Bemis, T.E. Dowling, H.S. Espinosa-Pérez, L.T. Findley, C.R. Gilbert, K.E. Hartel, R.N. Lea, N.E. Mandrak, M.A. Neighbors, J.J. Schmitter-Soto, and H.J. Walker Jr. 2023. Common and scientific names of fishes from the United States, Canada, and Mexico. 8th Edition. American Fisheries Society, Spec. Publ. 37. Bethesda, MD. 439 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. |
| 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. |
| Wismer, D.A. and A.E. Christie. 1987. Temperature relationships of Great Lakes fishes: a data compilation. Great Lakes Fish. Comm. Spec. Pub. 87-3. 195 pp. |
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