| Specimen ID | 1687449 |
| Group | Plants |
| Genus | Myriophyllum |
| Species | spicatum |
| Common Name | Eurasian watermilfoil |
| State | MA |
| County | Hampshire |
| Locality | Holyoke Dam to North Hatfield Boat Ramp |
| Mapping Accuracy | Accurate |
| HUC8 Name | Ashuelot River-Connecticut River |
| HUC8 Number | 01080201 |
| HUC10 Name | Manhan River-Connecticut River |
| HUC10 Number | 0108020106 |
| HUC12 Name | Dry Brook-Connecticut River |
| HUC12 Number | 010802010610 |
| Map | |
| Collection Month | 9 |
| Collection Year | 2018 |
| Year Accuracy | Actual |
| Potential Pathway | dispersed | hitch hiker on small watercraft |
| Status | established |
| Reference 1 |
| Ref. Number: | 34016 |
| Author: | GZA GeoEnvironmental, Inc. |
| Date: | 2019 |
| Title: | Mapping of Invasive Aquatic Species in the Connecticut River with a focus on Hydrilla verticillata & Trapa natans |
| Publisher: | Massachusetts Department of Conservation and Recreation Office of Water Resources, Lakes and Ponds Program |
| Pages: | 30 pp |
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| Record Type | Literature |
| Freshwater/Marine | Freshwater |
