| Specimen ID | 238237 |
| Group | Plants |
| Genus | Najas |
| Species | minor |
| Common Name | brittle waternymph |
| State | IA |
| County | Hancock |
| Locality | Eldred Sherwood Lake |
| Mapping Accuracy | Accurate |
| HUC8 Name | Upper Iowa |
| HUC8 Number | 07080207 |
| HUC10 Name | East Branch Iowa River |
| HUC10 Number | 0708020702 |
| HUC12 Name | East Branch Iowa River |
| HUC12 Number | 070802070205 |
| Map | |
| Collection Year | 2004 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Comments | Sonar whole lake in 2006 |
| Record Type | Personal communication |
| Earliest Record | drainage |
| Freshwater/Marine | Freshwater |
