Biology, ecology, and management of starry stonewort (Nitellopsis obtusa; Characeae): A Red-listed Eurasian green alga invasive in North America
- Nitellopsis obtusa is a characean green alga native to Europe and Asia.
- It has declined in much of its native range while expanding in North America.
- As a native species it contributes to food webs and water clarity.
- There has been little evaluation of ecological impacts in its invaded range.There have been many efforts to control N. obtusa, but little research on efficacy.