Najas minor
Najas minor
(brittle waternymph)
Plants
Exotic
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Impacts

7 results for Najas minor (brittle waternymph)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1428155 CAAlamedaLake Del Valle Park, southeast end of Lake Del Valle, along east side of peninsula extending northward from southeast side of West Swim Beach swimming area2003 18050004 San Francisco Bayestablished
1428156 CAAlamedaLake Del Valle Park, southeast end of Lake Del Valle, along east side of peninsula extending northward from southeast side of West Swim Beach swimming area2003 18050004 San Francisco Bayestablished
1428154 CAAlamedaLake Del Valle Park, southeast end of Lake Del Valle, along east side of peninsula extending northward from southeast side of West Swim Beach swimming area2011 18050004 San Francisco Bayestablished
1888390 CASanta Clara[No locality description provided]2024 18050003 Coyote 
1889848 CASanta Clara[No locality description provided]2025 18050003 Coyote 
1888875 CASanta Cruz[No locality description provided; coordinates obscured by collector]2024 18060015 Monterey Bay 
1888338 CASonoma[No locality description provided]2024 18010110 Russian 

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/10/2025].

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