Specimen Information

Limnoperna fortunei
Limnoperna fortunei
(Golden Mussel)
Mollusks-Bivalves
Exotic
Collection Info
Point Map
Species Profile
Animated Map
Impacts

Specimen ID1932821
GroupMollusks-Bivalves
GenusLimnoperna
Speciesfortunei
Common NameGolden Mussel
StateCA
CountyLos Angeles
LocalityLive Oak Reservoir
Mapping AccuracyAccurate
HUC8 NameSan Gabriel
HUC8 Number18070106
HUC10 NameWalnut Creek
HUC10 Number1807010604
HUC12 NameBig Dalton Wash
HUC12 Number180701060402
Map
Collection Day23
Collection Month4
Collection Year2026
Year AccuracyActual
CommentsAfter dewatering the reservoir, several adult Golden Mussels (10 - 20 mm) were observed during inspection. Species verified via morphology.
Record TypeNAS sighting report
VerifierJ. Trueman, California Department of Fish and Wildlife
Year Classadult
Photo
An adult golden mussel sits in the palm of a hand.
Six adult golden mussels are in a line on a surface with a ruler above to show their sizes against 11cm.

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