| Specimen ID | 229292 |
| Group | Plants |
| Genus | Myriophyllum |
| Species | spicatum |
| Common Name | Eurasian watermilfoil |
| State | CA |
| County | San Joaquin |
| Locality | Trapper's Slough off Robert's Island |
| Mapping Accuracy | Accurate |
| HUC8 Name | San Joaquin Delta |
| HUC8 Number | 18040003 |
| HUC10 Name | Fivemile Creek-San Joaquin River |
| HUC10 Number | 1804000305 |
| HUC12 Name | Roberts Island-Trapper Slough |
| HUC12 Number | 180400030502 |
| Map | |
| Collection Year | 1948 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Reference 1 |
| Ref. Number: | 10306 |
| Author: | Couch, R., and E. Nelson. |
| Date: | 1985 |
| Title: | Myriophyllum spicatum in North America. |
| Publisher: | Canada Aquatic Plant Management Society. |
| Pages: | 8-18 |
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| Record Type | Literature |
| Freshwater/Marine | Freshwater |
