Specimen Information

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

Specimen ID1658357
GroupCoelenterates-Hydrozoans
GenusCraspedacusta
Speciessowerbyi
Common Namefreshwater jellyfish
StateCA
CountyEl Dorado
LocalityCosumnes River
Mapping AccuracyAccurate
HUC8 NameUpper Cosumnes
HUC8 Number18040013
HUC10 NameUpper Cosumnes River
HUC10 Number1804001306
HUC12 NameIndian Creek-Cosumnes River
HUC12 Number180400130604
Map

NAS ARM

+
Collection Day13
Collection Month8
Collection Year2021
Year AccuracyActual
Potential Pathwayhitch hiker on aquatic plants | hitch hiker on waterfowl
Statusestablished
CommentsIn swimming hole on Cosumnes River near campground during very low water (next to exposed cobble bar during 2021 drought). Jellyfish occurred halfway down the channel between the downstream dead-end lagoon and the widening of the river beyond the exposed cobble bar. Seen both morning and late afternoon/early evening on 8/13/2021. Individuals seen were mostly near the surface. Water depth approx. 3-5 feet deep.
Record TypeNAS sighting report
VerifierWesley Daniel (USGS)
Freshwater/MarineFreshwater
Number Collected20
Photo





Disclaimer:

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. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [9/20/2021].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted. For queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.