| Impact ID | 8244 |
| Impact Type | Habitat Alteration |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | While diatoms previously accounted for >50% of phytoplankton composition at the deep chlorophyll layer, they composed less than 5% of it in 2007-08 after Dreissena bugensis established |
| Reference | 24624 |
| Great Lakes Region | No |
| Cost | |
| Location | |
