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COSEWIC assessment and update status report on the Chiselmouth in Canada

Appendix 1: Freshwater Fishes SSC Information on Chiselmouth Eradications from B.C. Lakes.

Lakes where Chizelmouths were Killed in Lake Poisoning Programs
New Watershed codeWaterbody
identifier
Alias
1
NAD83
UTM
Zone
NAD83
UTM
Easting
NAD83
UTM
Northing
Primary
Map
Gaset-
ted
Name
Date
Treated
Cur-
rent
Status
Area
of
Lake
Area
of
Marsh
Area
of
Stream
Bar-
rier
Cons-
truc-
ted
160-02440000001QUES*105362345880378093G01Ten
mile
lake 
9-Sep-58*397.4**Yes
31001597OKAN*1131658454571418.20E+05Galla-
cher
Lake
2-Aug-56*6.2**No

 

Continued: Lakes where Chizelmouths were Killed in Lake Poisoning Programs
CommentsComplete Kill AcchievedDomestic SupplyDomestic WaterNameActive Ingredient
****Chiselmouth ChubToxaphene
****Chiselmouth ChubToxaphene

*List with associated data facilitated by Stan Orchard, edited by Alex E. Peden.

Data from computer data base of Data Management Unit, Fisheries Planning and Informations Branch, British ColumbiaMinistry of Fishes. Other lakes may have been poisoned and eradicated chizelmouths, with field crew focussed on economic species, thus chizelmouths could have been missed amongst other poisoned cyprinid minnow species.

Additional references :

Stringer, G. E. 1975ms. History of lake rehabilitation in Thompson-Okanagan Region from 1947 to 1975. Unpublished manuscript. B.C. Fish and Wildlife Branch, Kamloops, BC

Tredger, D. 1978. The use of rotenone as a fisheries management tool in British Columbia. Unpublished manuscript. Fish Habitat. Improvement. Section, BC Fish and Wildlife Branch, Victoria, B.C. March 20, 1978.

 

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