Craspedacusta sowerbii
Craspedacusta sowerbii
(freshwater jellyfish)
Coelenterates-Hydrozoans
Exotic
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8 results for Craspedacusta sowerbii (freshwater jellyfish)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
155003 CTHartfordManitook Lake, Granby1999 01080207 Farmington Riverunknown
168282 CTHartfordScovill Reservoir, near Wolcott, Nichols Rd.2005 01080207 Farmington Riverunknown
168265 CTLitchfieldBurr Pond, Torrington, Burr Mountain Rd/Rt.82005 01080207 Farmington Riverunknown
168145 CTLitchfieldDoolittle Lake1999 01080207 Farmington Riverunknown
155002 CTLitchfieldDoolittle Lake1999 01080207 Farmington Riverunknown
168144 CTLitchfieldDoolittle Lake2005 01080207 Farmington Riverunknown
168269 CTLitchfieldLake McDonough, near Barkhamsted, near Rte. 3181999 01080207 Farmington Riverunknown
168286 CTLitchfieldWest Hill Lake, near Winsted, Rt. 263; West Rd.2005 01080207 Farmington Riverunknown

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

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The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/18/2025].

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For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.