| Specimen ID | 257038 |
| Group | Plants |
| Genus | Myriophyllum |
| Species | heterophyllum |
| Common Name | variable-leaf watermilfoil |
| State | VT |
| County | Orange |
| Locality | Halls Lake, Newbury |
| Mapping Accuracy | Accurate |
| HUC8 Name | Ammonoosuc River-Connecticut River |
| HUC8 Number | 01080103 |
| HUC10 Name | Oliverian Brook-Connecticut River |
| HUC10 Number | 0108010307 |
| HUC12 Name | Halls Brook |
| HUC12 Number | 010801030702 |
| Map | |
| Collection Day | 10 |
| Collection Month | 10 |
| Collection Year | 2008 |
| Year Accuracy | Actual |
| Potential Pathway | released aquarium |
| Status | established |
| Reference 1 |
| Ref. Number: | 27994 |
| Author: | FLOW. |
| Date: | 2015 |
| Title: | New aquatic invasive species confirmed in Lake Memphremagog |
| Publisher: | Vermont Department of Environmental Conservation, Watershed Management Division |
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| Comments | Discovered in 2008. Appears limited to a two-acre cove at the southern end. |
| Record Type | NAS sighting report |
| Earliest Record | state |
| Verifier | Ryan Thum, Grand Valley State University, MI |
| Freshwater/Marine | Freshwater |
