| Specimen ID | 30736 |
| Group | Fishes |
| Genus | Etheostoma |
| Species | nigrum |
| Common Name | Johnny Darter |
| State | CO |
| Locality | North Platte (HUC6) non-specific |
| Mapping Accuracy | Centroid |
| Centroid Type | HUC6 |
| HUC8 Name | North Platte |
| HUC8 Number | 10180000 |
| Map | |
| Collection Year | 1978 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Reference 1 |
| Ref. Number: | 1690 |
| Author: | Propst, D.L., and C.A. Carlson. |
| Date: | 1986 |
| Title: | The distribution and status of warmwater fishes in the Platte River drainage, Colorado |
| Journal: | The Southwestern Naturalist |
| Volume: | 31 |
| Issue: | 2 |
| Pages: | 149-167 |
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| Comments | reports that G. T. Baxter, Univ. WY, believes E. nigrum is non-native in the N. Platte of CO |
| Record Type | Literature |
| Earliest Record | nation |
| Freshwater/Marine | Freshwater |
