| Impact ID | 8358 |
| Impact Type | Habitat Alteration |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Lakes invaded by Bythotrephes longimanus (spiny waterflea) experienced a significant reduction in secondary production and, consequently, a decrease in available resources in the epilimnion. |
| Reference | 24429 |
| Cost | |
| Location | Parry Sound District, Lake Ontario, Ontario |