| Impact ID | 4793 |
| Impact Type | Recreation |
| Study Type | Experimental |
| Study Location | Laboratory |
| Impact Description | This species also consumes eggs or juvenile stages of small fish, causing potential concern for game fish populations if introduced to the Great Lakes. In laboratory experiments, D. villosus significantly consumed Salmo trutta larvae (4.5%) relative to the control, but did not consume their eggs |
| Reference | 37183 |
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