| Impact ID | 4933 |
| Impact Type | Predation/Herbivory |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Intensive predation by Flathead Catfish and Channel Catfish (Ictalurus punctatus) on juvenile Razorback Suckers is likely to prevent hatchery transplants of this southwestern endangered Sucker from becoming re-established in portions of its natural range. |
| Reference | 25136 |
| Cost | |
| Location | San Pedro River |