| Specimen ID | 243827 |
| Group | Plants |
| Genus | Myriophyllum |
| Species | spicatum |
| Common Name | Eurasian watermilfoil |
| State | OR |
| County | Wasco |
| Locality | Columbia River, mid channel east of Rowena. |
| Mapping Accuracy | Accurate |
| HUC8 Name | Middle Columbia-Hood |
| HUC8 Number | 17070105 |
| HUC10 Name | Mill Creek-Columbia River |
| HUC10 Number | 1707010504 |
| HUC12 Name | Murdock-Columbia River |
| HUC12 Number | 170701050406 |
| Map | |
| Collection Day | 7 |
| Collection Month | 9 |
| Collection Year | 2006 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Reference 1 |
| Ref. Number: | 17305 |
| Author: | Draheim, R., M. Sytsma, R. Miller, and J. Cordell. |
| Date: | 2007 |
| Title: | Middle Columbia River Aquatic Nonindigenous Species Survey. |
| Publisher: | Portland State University. |
| Pages: | 65 |
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| Record Type | Literature |
| Freshwater/Marine | Freshwater |
