Najas marina
Najas marina
(holly-leaf waternymph)
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Native Transplant
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83 results for Najas marina (holly-leaf waternymph)
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Page:1234
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1895764 CAAlamedaLake Chabot; Castro Valley, 17936 Lake Chabot Road2016 18050004 San Francisco Bay 
1895768 CAAlamedaSan Francisco Bay Area; Del Valle Reservoir in Livermore2001 18050004 San Francisco Bay 
1895771 CAAlamedaSan Francisco Bay Area; Pond in Del Valle Park, 7000 Del Valle Rd, Livermore2003 18050004 San Francisco Bay 
1895770 CAAlamedaSan Francisco Bay Area; Quarry Lakes Park on Ishewood Rd in Fremont2001 18050004 San Francisco Bay 
1895769 CAAlamedaSan Francisco Bay Area; Shadow Cliff Lake in Pleasanton2001 18050004 San Francisco Bay 
1895808 CAAlamedaUpper end of Lake Del Valle south of Livermore1990 18050004 San Francisco Bay 
1895765 CAFresnoFresno Slough, Mendota Wildlife Area1999 18030009 Upper Dry 
1895763 CAFresnoLost Lake1977 18040001 Middle San Joaquin-Lower Chowchilla 
1895721 CAImperialBetween Calipatria & Brawley on Imperial Waterfowl Refuge1938 18100204 Salton Sea 
1895865 CAImperialCalifornia, US2015 15030107 Lower Colorado 
1895867 CAImperialCalifornia, US2016 18100204 Salton Sea 
1895681 CAImperialCanal above Laguna Dam, Lower Colorado River1948 15030107 Lower Colorado 
1895662 CAImperialColorado Desert, along Colorado River at Picacho State Rec. area at Stewart's Lake1977 15030104 Imperial Reservoir 
1895809 CAImperialImperial Valley Irrigation District1944 18100204 Salton Sea 
1895625 CAImperialLaguna Res. (Colorado River)1965 15030107 Lower Colorado 
1895810 CAImperialRamer Lake1964 18100204 Salton Sea 
1895717 CAImperialSquaw [sic] Lake, Imperial Reservoir2004 15030104 Imperial Reservoir 
1895807 CAInyoDeath Valley National Monument, Furnace Creek Ranch1963 18090203 Death Valley-Lower Amargosa 
1657168 CAInyoDeath Valley, Furnace Creek Ranch1980 18090203 Death Valley-Lower Amargosaunknown
1895755 CAKernabout 1/2 mi w of Lancaster Road (near Branch Memorial Park, near Los Angeles County line, Edwards Air Force Base); Edwards Air Force Base1977 18090206 Antelope-Fremont Valleys 
1895682 CAKernEastern San Joaquin Valley. Lake Ming, northeast of Bakersfield1961 18030003 Middle Kern-Upper Tehachapi-Grapevine 
1657170 CAKernEdwards Air Force Base, about 1/2 mi w of Lancaster Road near Branch Memorial Park1977 18090206 Antelope-Fremont Valleysunknown
1657169 CAKernLake Ming, northeast of Bakersfield1961 18030003 Middle Kern-Upper Tehachapi-Grapevineunknown
1895737 CALakeClear Lake1863 18020116 Upper Cache 
1657171 CALos AngelesEl Dorado Nature Center in Long Beach1971 18070106 San Gabrielunknown
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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.

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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 [12/19/2025].

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