| Impact ID | 9750 |
| Impact Type | Habitat Alteration |
| Study Type | Anecdotal |
| Study Location | N/A |
| Impact Description | There are concerns that Didymo-related shifts in macro invertebrate compositions negatively affect trout populations. However, the science is inconclusive. |
| Reference | 43378 |
| Great Lakes Region | No |
| Cost | |
| Location | |
