| Main Ref. | Hickey, C., 1972 |
| Data Ref. | Musick, J. and J. Hoff, 1968 |
| Abnormality | Vertebral abnormalities |
| Locality | Massachusetts streams |
| Season | Summer |
| Prevalence | N/A |
| Stressor | Genetic or environmental factor |
| Concentration | N/A |
| Observation | Field |
| Remarks | No notes. |