| Watershed | Sampling Method | Sample Date | Collector(s) | Determiner |
|---|---|---|---|---|
| Uncertain | observed | 1977-01-01 | MHarmon | unknown/unspecified |
| Uncertain | observed | 1978-01-01 | MHarmon | unknown/unspecified |
| Uncertain | observed | 1982-01-01 | White | unknown/unspecified |
| Uncertain | observed | 1997-07-21 | CUlrey & RKlein | unknown/unspecified |
| Uncertain | observed | 1998-07-15 | DPittillo | unknown/unspecified |
| Uncertain | observed | 1998-08-03 | CUlrey | unknown/unspecified |
| Uncertain | observed | 1998-08-03 | WNoel, CEZartman & JMerrick | unknown/unspecified |
| Uncertain | observed | 2004-06-11 | JFridley & EFridley | unknown/unspecified |
| Uncertain | observed | 2006-06-06 | KRLangdon, JHRock & GVenicx | KRLangdon |