Specimen Information

Craspedacusta sowerbii
Craspedacusta sowerbii
(freshwater jellyfish)
Coelenterates-Hydrozoans
Exotic

Specimen ID1655086
GroupCoelenterates-Hydrozoans
GenusCraspedacusta
Speciessowerbii
Common Namefreshwater jellyfish
StateMA
CountyBerkshire
LocalityCenter Pond, Becket, MA
Mapping AccuracyApproximate
HUC8 NameWestfield River
HUC8 Number01080206
Map
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Collection Day5
Collection Month9
Collection Year2020
Year AccuracyActual
Potential Pathwayhitch hiker with stocked fish | hitch hiker on aquatic plants
Statusestablished
CommentsWe have a cottage on the lake since 1964 and have been seeing the fresh water jelly fish off and on for about 10 years. I did not think to take a picture or catch any this past weekend but will try to catch some next weekend if they are still floating around. They stay 1-2 feet below the surface and this past weekend we saw thousands of them from one end of the lake to the other end
Record TypeNAS sighting report
Freshwater/MarineFreshwater
Number Collected1000


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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/24/2024].

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