| Specimen ID | 1799 |
| Group | Coelenterates-Hydrozoans |
| Genus | Blackfordia |
| Species | virginica |
| Common Name | Black Sea jellyfish |
| State | CA |
| Locality | San Francisco Bay |
| Mapping Accuracy | Approximate |
| HUC8 Name | San Francisco Bay |
| HUC8 Number | 18050004 |
| Map | |
| Collection Year | 1993 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water |
| Status | established |
| Reference 1 |
| Ref. Number: | 1383 |
| Author: | Mills, C.E., and F. Sommer |
| Date: | 1995 |
| Title: | Invertebrate introductions in marine habitats: two species of hydromedusae (Cnidaria) native to the Black Sea, Maeotias inexspectata and Blackfordia virginica, invade San Francisco Bay. |
| Journal: | Marine Biology |
| Volume: | 122 |
| Pages: | 279-288 |
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| Record Type | Specimen |
| Disposal | Cal. Acad. Sci. |
| Museum Cat Number | CASIZ 094794 |
| Freshwater/Marine | Freshwater-Marine |