- Gordon Heights1
- Greenport1
- In Brookhaven Nat. Lab.1
- In Great Fresh Pond, Southampton1
- In water, North Sea1
- Jamaica Plains1
- Jones Pond, Manorville1
- Kettle Hole, south of pond on Flanders Rd., Riverhead, Long Island1
- Long Island, Greenport1
- Long Island, Hampton Bays village, along Lynn Ave.1
- Long Island, Montauk Point1
- Long Island, Orient1
- Long Island, east of Sandy Pond1
- Manorville1
- Mecox1
- Montauk County Park, Big Reed Pond growing on shoreline at boat launch1
- Montauk Point, Long Island1
- Montauk, Long Island1
- NW Suffolk co1
- Nissequogue State Park1