| Specimen ID | 271064 |
| Group | Plants |
| Genus | Myriophyllum |
| Species | spicatum |
| Common Name | Eurasian watermilfoil |
| State | MA |
| County | Essex |
| Locality | Merrimack River |
| Mapping Accuracy | Accurate |
| HUC8 Name | Merrimack River |
| HUC8 Number | 01070006 |
| HUC10 Name | Powwow River-Merrimack River |
| HUC10 Number | 0107000614 |
| HUC12 Name | Merrimack River-Frontal Atlantic Ocean |
| HUC12 Number | 010700061404 |
| Map | |
| Collection Day | 3 |
| Collection Month | 8 |
| Collection Year | 2010 |
| Year Accuracy | Publication Year |
| Potential Pathway | hitch hiker |
| Status | established |
| Reference 1 |
| Ref. Number: | 19416 |
| Author: | Hendricks, L. |
| Date: | 2010 |
| Title: | Plan to Draw Down Town's Lakes, Ponds Moves Ahead. |
| Journal: | Newburyport Daily News |
| Publisher: | Newburyport News. |
| Issue: | August 3, 2010 |
| Pages: | 3 |
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| Record Type | Literature |
| Freshwater/Marine | Freshwater |
