Najas marina
Najas marina
(holly-leaf waternymph)
Plants
Native Transplant
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4 results for Najas marina (holly-leaf waternymph)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1895662 CAImperialColorado Desert, along Colorado River at Picacho State Rec. area at Stewart's Lake1977 15030104 Imperial Reservoir 
1895717 CAImperialSquaw [sic] Lake, Imperial Reservoir2004 15030104 Imperial Reservoir 
1895798 CARiversideAlligator Slough on the Colorado River1953 15030104 Imperial Reservoir 
1895760 CASan BernardinoWhipple Mountains: Bass Point day use area, along Parker Dam road2003 15030104 Imperial Reservoir 

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 [12/19/2025].

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