| Specimen ID | 1321773 |
| Group | Algae |
| Genus | Nitellopsis |
| Species | obtusa |
| Common Name | starry stonewort |
| State | MN |
| County | Beltrami |
| Locality | Cass Lake, northeast section near Knutson Dam |
| Mapping Accuracy | Accurate |
| HUC8 Name | Mississippi Headwaters |
| HUC8 Number | 07010101 |
| HUC10 Name | Cass Lake-Mississippi River |
| HUC10 Number | 0701010105 |
| HUC12 Name | Cass Lake |
| HUC12 Number | 070101010508 |
| Map | |
| Collection Day | 25 |
| Collection Month | 8 |
| Collection Year | 2016 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Reference 1 |
| Ref. Number: | 28972 |
| Author: | Minnesota Department of Natural Resources. |
| Date: | 2016 |
| Title: | Starry stonewort confirmed in Upper Red Lake, Cass Lake |
| Publisher: | Minnesota Department of Natural Resources |
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| Comments | Further investigation will reveal the extent of the infestation and potential treatment options on Cass Lake. |
| Record Type | Literature |
| Earliest Record | locale |
| Verifier | MN DNR |
| Freshwater/Marine | Freshwater |