Specimen Information

Blackfordia virginica
Blackfordia virginica
(Black Sea jellyfish)
Coelenterates-Hydrozoans
Exotic

Specimen ID1808
GroupCoelenterates-Hydrozoans
GenusBlackfordia
Speciesvirginica
Common NameBlack Sea jellyfish
StateCA
CountyNapa-Solano
LocalityNapa River
Mapping AccuracyApproximate
HUC8 NameSan Pablo Bay
HUC8 Number18050002
Map
+
Collection Day30
Collection Month9
Collection Year1970
Year AccuracyActual
Potential Pathwayshipping ballast water
Statusestablished
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
CommentsMisidentified as Phialidium sp. Indicates this species may have been in the bay since 1970 and overlooked.
Record TypeLiterature
DisposalCAS(to be assessioned)
Freshwater/MarineFreshwater-Marine
Number Collected150-200
Year Classmedusae


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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/2/2024].

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