| Specimen ID | 1335198 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | IL |
| County | Cook |
| Locality | Lagoon at the Chicago Botanical Gardens |
| Mapping Accuracy | Accurate |
| HUC8 Name | Chicago |
| HUC8 Number | 07120003 |
| HUC10 Name | North Branch Chicago River-Chicago Sanitary and Ship Canal |
| HUC10 Number | 0712000301 |
| HUC12 Name | Skokie River |
| HUC12 Number | 071200030101 |
| Map | |
| Collection Day | 27 |
| Collection Month | 3 |
| Collection Year | 2016 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Record Type | NAS sighting report |
| Verifier | Molloy and Associates Consulting, LLC |
| Freshwater/Marine | Freshwater |
| Photo | |
