Shortnose cisco (Coregonus reighardi) COSEWIC assessment and status report: chapter 4

Distribution

Global range

The shortnose cisco was endemic to lakes Huron, Michigan and Ontario (Koelz 1929, Todd 1980, Scott and Crossman 1998) (Figure 2). As it was last recorded in Lake Huron in 1985, Lake Michigan in 1982 and in Lake Ontario in 1964, it is currently believed to be extinct (Webb and Todd 1995).

Figure 2. Global distribution of shortnose cisco, Coregonus reighardi is identified by cross-hatch.

Figure 2.  Global distribution of shortnose cisco, Coregonus reighardi is identified by cross-hatch.

Canadian range

In Canada, the shortnose cisco was known from lakes Huron and Ontario (Figure 2). It is believed to be extirpated in these lakes (Webb and Todd 1995).

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