| Impact ID | 6699 |
| Impact Type | Habitat Alteration |
| Study Type | Anecdotal |
| Study Location | N/A |
| Impact Description | The physical alterations of digging nests or superimposing their redds have been shown to have community-level effects on the abundance and distribution of native fishes and invertebrates in the tributaries. Spawning runs of introduced salmonids have also been shown to transport significant levels of contaminants upriver from the lakes. |
| Reference | 16494 |
| Cost | |
| Location | |