| Impact ID | 8469 |
| Impact Type | Disease/Parasite/Toxicity |
| Study Type | Anecdotal |
| Study Location | N/A |
| Impact Description | In the Great Lakes region, seven out of fourteen Pennsylvania state hatcheries tested positive for Aeromonas salmonicida in 2011. |
| Reference | 31846 |
| Cost | |
| Location | Pennsykvania, USA |