| Specimen ID | 270838 |
| Group | Plants |
| Genus | Egeria |
| Species | densa |
| Common Name | Brazilian waterweed |
| State | CA |
| County | Contra Costa |
| Locality | Discovery Bay |
| Mapping Accuracy | Accurate |
| HUC8 Name | San Joaquin Delta |
| HUC8 Number | 18040003 |
| HUC10 Name | Kellogg Creek-Big Break |
| HUC10 Number | 1804000308 |
| HUC12 Name | Lower Kellogg Creek |
| HUC12 Number | 180400030802 |
| Map | |
| Collection Day | 22 |
| Collection Month | 7 |
| Collection Year | 2010 |
| Year Accuracy | Publication Year |
| Potential Pathway | hitch hiker |
| Status | established |
| Reference 1 |
| Ref. Number: | 19408 |
| Author: | Dreier, H. |
| Date: | 2010 |
| Title: | Discovery Bay water invader not easy to weed out. |
| Publisher: | Contra Costa Times |
| Pages: | 3 |
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| Record Type | Literature |
| Freshwater/Marine | Freshwater |
