Najas marina
Najas marina
(holly-leaf waternymph)
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Native Transplant
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11 results for Najas marina (holly-leaf waternymph)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1895714 AZMaricopaSalt River bed south of gate, on dry river bed.2007 15060106 Lower Salt 
1895863 CASan DiegoLoveland Reservoir: S of Alpine and Japatul Valley Road; along the south shore, 1.1 air miles E of the dam located at the southeast end of the reservoir2007 18070304 San Diego 
1895643 CASan DiegoPoway; Poway Lake, ca I(c) mi E of intersection of Lake Poway Road and Espola Road (County Hwy S-5), on the shoreline of the lake2007 18070304 San Diego 
1655535 INKosciuskoBig Chapman Lake2007 05120106 Tippecanoeestablished
1895668 MNDouglasLobster Lake; N shore of W bay, ca. 100 m N of public access2007 07010108 Long Prairie 
1895667 MNDouglasN end of Lake Mina2007 07010108 Long Prairie 
1895833 MNKandiyohiNE shore of Florida Slough Lake; 9 mi N of the town of Willmar2007 07020005 Chippewa 
1895666 MNPopeN side of Lake Pelican; near public access2007 07020005 Chippewa 
1895619 MNStearnsBig Lake, SE bay, N of public access2007 07010202 Sauk 
1895665 MNStearnsLake Becker, SW bay of lake2007 07010202 Sauk 
1655363 WIJeffersonMud Lake2007 07090001 Upper Rockunknown

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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/20/2026].

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