Specimen Information

Limnoperna fortunei
Limnoperna fortunei
(Golden Mussel)
Mollusks-Bivalves
Exotic

Specimen ID1932823
GroupMollusks-Bivalves
GenusLimnoperna
Speciesfortunei
Common NameGolden Mussel
StateCA
CountyStanislaus
LocalitySan Joaquin River, upstream of Dos Rios Ranch State Park.
Mapping AccuracyAccurate
HUC8 NameLower San Joaquin River
HUC8 Number18040002
HUC10 NameSalado Creek-San Joaquin River
HUC10 Number1804000204
HUC12 NameKern Canyon-San Joaquin River
HUC12 Number180400020405
Map
Collection Day22
Collection Month4
Collection Year2026
Year AccuracyActual
CommentsGolden mussel was smashed in the process. Was the only mussel on this acoustic receiver. The receiver was located on a sandy bank (in the water) along a bend in the river. Species confirmed via morphology.
Record TypeNAS sighting report
VerifierCalifornia Department of Fish and Wildlife
Number Collected1
Year Classjuvenille/adult
Photo
A small, adult golden is somewhat smashed in a bag, a dime (U.S. ten cent) coin is near it to show that it is smaller.
A small, adult golden is somewhat smashed in a bag, a dime (U.S. ten cent) coin is near it to show that it is smaller.
Golden mussels are shown in the crevice of a metal device that has been pulled from the water.


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 [5/30/2026].

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