Specimen Information

Zostera japonica
Zostera japonica
(Japanese eelgrass)
Plants
Exotic

Specimen ID1757724
GroupPlants
GenusZostera
Speciesjaponica
Common NameJapanese eelgrass
StateCA
CountyHumboldt
LocalityHumboldt Bay south spit, bay shoreline, approximately 4 feet above mean lower low water
Mapping AccuracyAccurate
HUC8 NameMad-Redwood
HUC8 Number18010102
HUC10 NameHumboldt Bay-Frontal Pacific Ocean
HUC10 Number1801010206
HUC12 NameHumboldt Bay
HUC12 Number180101020605
Map
Collection Day3
Collection Month3
Collection Year2025
Year AccuracyActual
Statusestablished
Record TypeNAS sighting report
VerifierIan Pfingsten
Freshwater/MarineMarine
Number Collected2
Photo
Zostera japonica


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 [4/15/2026].

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.