Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
39977
| OH | | Portage River | 1948 |
04100010
| Cedar-Portage | established |
40146
| OH | | Portage River | 1948 |
04100010
| Cedar-Portage | established |
611096
| OH | Hancock | See below, Rocky Fork; Sec. 18, at Van Buren Lake Spillway, 1 mi SE of Van Buren | 1974 |
04100010
| Cedar-Portage | established |
611107
| OH | Ottawa | Lake Erie, Portage River, RM 17.6/17.3, Sec 10, ust S.R. 590 | 1985 |
04100010
| Cedar-Portage | established |
611103
| OH | Ottawa | Portage R.---Lake Erie, Little Portage River at L.Portage R. Wildlife Area | 1975 |
04100010
| Cedar-Portage | established |
611109
| OH | Ottawa | Portage R.---Lake Erie, Little Portage River at L.Portage R. Wildlife Area | 1975 |
04100010
| Cedar-Portage | established |
1634179
| OH | Ottawa | RR tracks in Portage R Bay | 2011 |
04100010
| Cedar-Portage | established |
1634185
| OH | Ottawa | RR tracks in Portage R Bay | 2013 |
04100010
| Cedar-Portage | established |
1634187
| OH | Ottawa | RR tracks in Portage R Bay | 2014 |
04100010
| Cedar-Portage | established |
1634189
| OH | Ottawa | RR tracks in Portage R Bay | 2015 |
04100010
| Cedar-Portage | established |
1634178
| OH | Ottawa | W side of Portage R Bay near Rt 2 | 2011 |
04100010
| Cedar-Portage | established |
1634184
| OH | Ottawa | W side of Portage R Bay near Rt 2 | 2012 |
04100010
| Cedar-Portage | established |
1634182
| OH | Ottawa | W side of Portage R Bay near Rt 2 | 2012 |
04100010
| Cedar-Portage | established |
1634197
| OH | Ottawa | W side of Portage R Bay near Rt 2 | 2019 |
04100010
| Cedar-Portage | established |
611119
| OH | Sandusky | Sandusky R., Toussaint Creek; at Martin-Williston/Camper Rd. intersection, 1.8 mi SE of Genoa, Ohio | 1979 |
04100010
| Cedar-Portage | established |
611128
| OH | Wood | Portage River - Lake Erie, Middle- North Brs. portage; Confluence of Middle and North Branches. | 1973 |
04100010
| Cedar-Portage | established |
611127
| OH | Wood | Portage River - Lake Erie, South Br. of Portage River; at Eagleville Rd. | 1973 |
04100010
| Cedar-Portage | established |
611130
| OH | Wood | Portage River---Lake Erie, South Branch of Portage River, at Eagleville Rd Bridge. ust 75 yds, dst 100 yds. | 1974 |
04100010
| Cedar-Portage | established |