| Impact ID | 8193 |
| Impact Type | Competition |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Between 1917 and 1968, the species richness of mollusks in Oneida Lake, NY decreased by 15% as the faucet snail (Bithynia tentaculata) increased in abundance |
| Reference | 13074 |
| Cost | |
| Location | Oneida Lake, New York, USA |