- Fawk's Run, Newtown.1
- Harrington1
- Indian River Inlet State Park, south of Rehoboth Beach.1
- Iowa1
- Kortright, Brookdale Farm, 3 miles south by west of West Harpersfield1
- Margins of Killen's Pond; along trail around the Pond, ca. 5 mi. north of Marvels Crossroads1
- Milton, along DE Rt. 16, 0.7 miles east of DE Rt. 30.1
- Moist E. bank of Darby Creek, 1 mile S., Adele.1
- Muddy bank of Darby Creek, 1 mile S. Adele1
- N inters. of DE 273 & 4 in Ogletown1
- Naylor Creek, Old Quarry Hole N. of Media S.L.R.R.1
- S of dead end of Big Run Rd, Berlin Township.1
- Serpentine Barrens, Williamson School.1
- Springfield1
- State Rd Station.1
- State Road Station New Castle.1
- State Road Station.1
- Tinicum.1
- Town of Bethany Beach, ca one mile north of DE Rt 26, on east side of Salt Pond.1
- Town of Nassau, at the intersection of US Rt 9-DE Rt 404, Lewes Georgetown Highway (Road 18) and Minos Conaway Road.1