| Specimen ID | 252592 |
| Group | Tunicates |
| Genus | Didemnum |
| Species | vexillum |
| Common Name | a colonial sea squirt |
| State | ME |
| County | Lincoln |
| Locality | Atlantic Ocean, Gulf of Maine, off the Damariscotta River at Thrumcap Island |
| Mapping Accuracy | Accurate |
| HUC8 Name | St. George-Sheepscot |
| HUC8 Number | 01050003 |
| HUC10 Name | Johns Bay-Boothbay Harbor |
| HUC10 Number | 0105000303 |
| HUC12 Name | Islands of Johns Bay-Islands of Boothbay Harbor |
| HUC12 Number | 010500030306 |
| Map | |
| Collection Day | 22 |
| Collection Month | 8 |
| Collection Year | 2003 |
| 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 | 10-15 ft depth; on rocks |
| Record Type | Literature |
| Freshwater/Marine | Marine |