| Specimen ID | 252581 |
| Group | Tunicates |
| Genus | Didemnum |
| Species | vexillum |
| Common Name | a colonial sea squirt |
| State | RI |
| County | Washington |
| Locality | Narragansett Bay on dock at the U of RI Graduate School of Oceanography |
| Mapping Accuracy | Accurate |
| HUC8 Name | Narragansett |
| HUC8 Number | 01090004 |
| HUC10 Name | Narragansett Bay |
| HUC10 Number | 0109000409 |
| HUC12 Name | Lower West Passage |
| HUC12 Number | 010900040908 |
| Map | |
| Collection Day | 1 |
| Collection Month | 12 |
| Collection Year | 2002 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Reference 1 |
| Ref. Number: | 24162 |
| Author: | USGS - Woods Hole Science Center. |
| Date: | 2008 |
| Title: | Marine Nuisance Species, Didemnum, a colonial tunicate; ascidian; sea squirt - New England Coast Location Table. |
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| Comments | Intertidal; on wood pilings, mussels, and rocks |
| Record Type | Literature |
| Freshwater/Marine | Marine |