| Specimen ID | 238228 |
| Group | Plants |
| Genus | Najas |
| Species | minor |
| Common Name | brittle waternymph |
| State | IA |
| County | Crawford |
| Locality | Yellow Smoke Lake |
| Mapping Accuracy | Accurate |
| HUC8 Name | Boyer |
| HUC8 Number | 10230007 |
| HUC10 Name | East Boyer River |
| HUC10 Number | 1023000701 |
| HUC12 Name | Lower East Boyer River |
| HUC12 Number | 102300070103 |
| Map | |
| Collection Year | 2003 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Comments | Sonar whole lake in 2004. Brittle naiad observed in 2005, 2006. |
| Record Type | Personal communication |
| Earliest Record | drainage |
| Freshwater/Marine | Freshwater |
