| Specimen ID | 229841 |
| Group | Plants |
| Genus | Myriophyllum |
| Species | spicatum |
| Common Name | Eurasian watermilfoil |
| State | WA |
| County | Clark |
| Locality | Caterpillar Slough |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lower Columbia-Clatskanie |
| HUC8 Number | 17080003 |
| HUC10 Name | Hayden Island-Columbia River |
| HUC10 Number | 1708000302 |
| HUC12 Name | Hayden Island-Columbia River |
| HUC12 Number | 170800030200 |
| Map | |
| Collection Day | 15 |
| Collection Month | 8 |
| Collection Year | 1995 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Reference 1 |
| Ref. Number: | 10460 |
| Author: | Parsons, J. |
| Date: | 1996 |
| Title: | Aquatic Plant Technical Assistance Program: 1995 Acitivity Report. |
| Journal: | Publication No: 96-332 |
| Publisher: | Washington State Dept of Ecology, Environmental Investigations and Laboratory Services Program |
| Pages: | 39 |
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| Reference 2 |
| Ref. Number: | 16728 |
| Author: | Sytsma, M.D., J.R. Cordell, J.W. Chapman, and R.C. Draheim. |
| Date: | 2004 |
| Title: | Lower Columbia River Aquatic Nonindigenous Species Survey 2001-2004. Final Technical Report: Appendices. |
| Publisher: | United States Coast Guard and the United States Fish and Wildlife Service. |
| Volume: | 2004 |
| Issue: | October |
| Pages: | 164 pp |
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| Record Type | Literature |
| Museum Cat Number | herb/WA St Dept Ecol |
| Freshwater/Marine | Freshwater |
