Nitellopsis obtusa
Nitellopsis obtusa
(starry stonewort)
Algae
Exotic
Collection Info
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Impacts

24 results for Nitellopsis obtusa (starry stonewort)
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Click here for listing in all states

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
902927 NYJeffersonMullet Creek Bay, St. Lawrence Seaway, Grass Point State Park2011 04290001 Headwaters St. Lawrence Riverestablished
1811537 NYJeffersonSaint Lawrence River2011 04290001 Headwaters St. Lawrence River 
1815021 NYJeffersonSaint Lawrence River2014 04290001 Headwaters St. Lawrence River 
1815022 NYJeffersonSaint Lawrence River2014 04290001 Headwaters St. Lawrence River 
1844391 NYJeffersonSaint Lawrence River2021 04290001 Headwaters St. Lawrence River 
1844410 NYJeffersonSaint Lawrence River2021 04290001 Headwaters St. Lawrence River 
1863033 NYJeffersonSaint Lawrence River2023 04290001 Headwaters St. Lawrence River 
1863052 NYJeffersonSaint Lawrence River2023 04290001 Headwaters St. Lawrence River 
1863053 NYJeffersonSaint Lawrence River2023 04290001 Headwaters St. Lawrence River 
902905 NYJeffersonSt. Lawrence River, DeWolf Point State Park2014 04290001 Headwaters St. Lawrence Riverestablished
1669344 NYJeffersonSt. Lawrence River, Millen Bay2014 04290001 Headwaters St. Lawrence Riverunknown
1669480 NYJeffersonSt. Lawrence River, Millen Bay2014 04290001 Headwaters St. Lawrence Riverunknown
1667136 NYJeffersonSt. Lawrence River, Millen Bay2014 04290001 Headwaters St. Lawrence Riverunknown
902918 NYJeffersonSt. Lawrence River, Millen Bay2014 04290001 Headwaters St. Lawrence Riverestablished
1746327 NYSt. Lawrence[No locality description provided]2016 04290001 Headwaters St. Lawrence River 
1669796 NYSt. Lawrencein Crooked Creek on south side of NY 12 just inland of St. Lawrence River2016 04290001 Headwaters St. Lawrence Riverunknown
1760027 NYSt. LawrenceSaint Lawrence River1981 04290001 Headwaters St. Lawrence River 
1815019 NYSt. LawrenceSaint Lawrence River2014 04290001 Headwaters St. Lawrence River 
1815020 NYSt. LawrenceSaint Lawrence River2014 04290001 Headwaters St. Lawrence River 
279590 NYSt. LawrenceSt. Lawrence River1978 04290001 Headwaters St. Lawrence Riverestablished
871618 NYSt. LawrenceSt. Lawrence River1981 04290001 Headwaters St. Lawrence Riverestablished
888548 NYSt. LawrenceSt. Lawrence River1981 04290001 Headwaters St. Lawrence Riverestablished
902954 NYSt. LawrenceSt. Lawrence River2014 04290001 Headwaters St. Lawrence Riverestablished
902904 NYSt. LawrenceSt. Lawrence River, Schermerhorn Harbor2014 04290001 Headwaters St. Lawrence Riverestablished

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

Disclaimer:

The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/4/2025].

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For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.