| Specimen ID | 40356 |
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| Group | Fishes |
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| Genus | Gymnocephalus |
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| Species | cernuus |
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| Common Name | ruffe |
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| State | ONT |
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| Locality | Neebing River at Thunder Bay, Ontario (N 48o 23' 19.8 W 89o 15' 52.9) |
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| Latitude | 48.3802566528 |
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| Longitude | -89.2614898682 |
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| Lat-Long Source | Map derived |
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| Lat-Long Accuracy | accurate |
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| Map | |
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| Day | 21 |
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| Month | 7 (July) |
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| Year | 1996 |
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| Year Accuracy (Specimen) | Actual |
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| Contact | [not displayed for privacy reasons] |
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| Primary Pathway | shipping ballast water |
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| Status | established |
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| Comments | Specimen may be stored at the Royal Ontario Museum |
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| Record Type | Personal communication |
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| Verifier | Jon Goldstein, U. of Wisconsin, Madison |
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| Fresh/Marine Introduction | Freshwater |
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| Number Collected/Observed | 1 |
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| Specimen Size | 109 mm |
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