| Watershed | Sampling Method | Sample Date | Collector(s) | Determiner |
|---|---|---|---|---|
| Abrams Creek | observed | 1999-12-31 | SHoyle | SHoyle |
| Abrams Creek | observed | 2001-03-26 | JDCorser | JDCorser |
| Abrams Creek | observed | 2001-12-30 | SHoyle | SHoyle |
| Abrams Creek | observed | 2003-12-28 | SHoyle | SHoyle |
| Abrams Creek | observed | 2005-12-28 | SHoyle | SHoyle |
| Abrams Creek | observed | 2006-03-03 | CMuise et al. | CMuise |
| Abrams Creek | observed | 2006-10-01 | SHoyle | SHoyle |
| Abrams Creek | observed | 2006-12-06 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2006-12-31 | SHoyle | SHoyle |
| Abrams Creek | observed | 2007-03-04 | SHoyle | WBielenberg |
| Abrams Creek | observed | 2007-03-20 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2007-09-16 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2007-09-23 | SWilliams | SWilliams |
| Abrams Creek | observed | 2007-10-28 | SHoyle | SHoyle |
| Abrams Creek | observed | 2007-10-30 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2007-11-13 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2007-12-01 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2007-12-30 | SHoyle | SHoyle |
| Abrams Creek | observed | 2008-03-09 | SHoyle | SHoyle |
| Abrams Creek | observed | 2008-04-06 | SWilliams | SWilliams |
| Abrams Creek | observed | 2008-04-13 | SHoyle | SHoyle |
| Abrams Creek | observed | 2008-06-21 | KJohnson | KDJohnson |
| Abrams Creek | observed | 2008-09-21 | SHoyle | SHoyle |
| Abrams Creek | observed | 2008-11-04 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2008-11-11 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2008-12-09 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2009-02-08 | SHoyle | SHoyle |
| Abrams Creek | observed | 2009-03-17 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2009-03-29 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2009-04-14 | SHoyle | SHoyle |
| Abrams Creek | observed | 2009-05-25 | SHoyle | SHoyle |
| Abrams Creek | observed | 2009-11-08 | SHoyle | SHoyle |
| Abrams Creek | observed | 2009-12-05 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2009-12-12 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2010-09-18 | SHoyle | SHoyle |
| Abrams Creek | observed | 2010-10-05 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2010-11-02 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2010-11-14 | SHoyle | SHoyle |
| Abrams Creek | observed | 2010-11-16 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2010-12-31 | SHoyle | SHoyle |
| Abrams Creek | observed | 2011-02-15 | WBielenberg | WBielenberg |
| Abrams Creek | observed | 2011-02-26 | DTrently | DTrently |
| Jonathan Creek (Purchase area) | observed | 2004-11-09 | JMays | JMays |
| Little River, Lower | observed | 1998-05-22 | EHines | EHines |
| NC Fringe | observed | 1999-06-08 | JRoberts | JRoberts |
| Uncertain | observed | 1998-01-01 | unknown | FAlsop |
| Uncertain | observed | 2006-11-05 | SHoyle | SHoyle |