| Impact ID | 2364 |
| Impact Type | Competition |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Competition from the introduced Neogobius melanostomus, coupled with the impacts of zebra mussel establishment, appear to have extirpated the Greenside, Johnny, Fantail and Rainbow darter in regions of southern Michigan. |
| Reference | 32325 |
| Great Lakes Region | Yes |
| Cost | |
| Location | southern Michigan |
