Specimen Information

Corbicula fluminea
Corbicula fluminea
(freshwater golden clam)
Mollusks-Bivalves
Exotic
Collection Info
Point Map
Species Profile
Animated Map
Impacts

Specimen ID1897438
GroupMollusks-Bivalves
GenusCorbicula
Speciesfluminea
Common Namefreshwater golden clam
StateCT
CountyNew Haven
LocalityQuinnipiac River
Mapping AccuracyAccurate
HUC8 NameQuinnipiac
HUC8 Number01100004
HUC10 NameQuinnipiac River
HUC10 Number0110000401
HUC12 NameHeadwaters Quinnipiac River
HUC12 Number011000040103
Map
Collection Day15
Collection Month1
Collection Year2026
Year AccuracyActual
Potential Pathwaydispersed | hitch hiker gut passage
CommentsScouting sites for use in graduate thesis. Three sites chosen between Wallingford and Cheshire. Asian clams found in both Wallingford and Cheshire. Sightings in Meriden reported on your site already.
Record TypeNAS sighting report
VerifierWesley Daniel (USGS)
Freshwater/MarineFreshwater
Number Collected10
Photo
Corbicula fluminea

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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/20/2026].

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