| Specimen ID | 1613699 |
| Group | Plants |
| Genus | Hydrilla |
| Species | verticillata |
| Subspecies | peregrina |
| Common Name | wandering hydrilla |
| State | IL |
| County | Lake |
| Locality | [Red Top Park] in 3 acre pond |
| Mapping Accuracy | Accurate |
| HUC8 Name | Des Plaines |
| HUC8 Number | 07120004 |
| HUC10 Name | Willow Creek-Des Plaines River |
| HUC10 Number | 0712000405 |
| HUC12 Name | McDonald Creek-Des Plaines River |
| HUC12 Number | 071200040503 |
| Map
NAS ARM
| |
| Collection Day | 26 |
| Collection Month | 7 |
| Collection Year | 2019 |
| Year Accuracy | Actual |
| Potential Pathway | released aquarium | planted ornamental | hitch hiker on aquatic plants |
| Status | established |
| Comments | Identification confirmed by Stephen Enloe, University of Florida and Robert Johnson of the New York Hydrilla Collaborative (http://hydrillacollaborative.com/). Also notified: IL DNR, IL Dept of Agriculture, IL Extension. Pond was treated week of July 30. Surveillance of other nearby ponds and Des Plaines River underway. Sediment samples will be taken in the fall to look for tubers. |
| Record Type | NAS sighting report |
| Earliest Record | state |
| Verifier | Ian Pfingsten |
| Freshwater/Marine | Freshwater |
| Number Collected | 100 |
| Photo | |
