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Starry Stonewort Clearinghouse


Peer-reviewed Publications


Many of these publications are available free through Google Scholar or other means.

Brown, W.S. 2014. Defining trophic conditions that facilitate the establishment of an invasive plant: Nitellopsis obtusa. Thesis. University of Illinois at Urbana-Champaign.

Escobar, L.E. et al. Realized niche shift assocated with the Eurasian charophyte Nitellopsis obtusa becoming invasive in North America. Sci. Rep. 6, 29037; dol: 10.1038/srep29037 (2016).

Midwood, J.D. et al. 2016. Environmental factors associated with the distribution of non-native starry stonewort (Nitellopsis obtusa) in a Lake Ontario coastal wetland. Journal of Great Lakes Research. 42: 348-355.

Nichols, S.J. et al. 1986. Seasonal growth of the exotic submersed macrophyte Nitellopsis obtusa in the Detroit River of the Great Lakes. Can. J. Bot. 66: 116-118

Schloesser, D.W. et al. 1986. Distribution and habitat of Nitellopsis obtusa (Characeae) in the Laurentian Great Lakes. Hydrobiologia. 133, 91-96.

Sleith et al. 2015. Distribution of Nitellopsis obtusa (Characeae) in New York, U.S.A. Brittonia. DOI 10.1007/s12228-015-9372-6.

​Starry Stonewort Documents


​Starry Stonewort Video


Starry Stonewort Identification


Starry Stonewort Symposium (national) - Oconomowoc, Wisconsin, September 7-8, 2017

These video segments were recorded via Facebook Live, but do not require a Facebook account to view. Click on any of the six links below to view the video clips.

For more information contact
Paul Skawinski, Citizen Lake Monitoring Network Educator
(715) 346-4853
Or go to
The Wisconsin Department of Natural Resources site
at (exit UWEX Lakes)​​​​​​
©1993- University of Wisconsin-Stevens Point