| Impact ID | 2850 |
| Impact Type | Habitat Alteration |
| Study Type | Experimental |
| Study Location | Laboratory |
| Impact Description | The increase in complexity of bottom habitat provided by zebra mussels caused an increase in amphipods. Predation by bluegill (Lepomis macrochirus) fish on amphipods was decreased by this complex habitat the mussels provide. |
| Reference | 20579 |
| Cost | |
| Location | Lake Erie |