Hydrilla verticillata
Hydrilla verticillata
(hydrilla)
Plants
Exotic
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Impacts

8 results for Hydrilla verticillata (hydrilla)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1762132 AZPima[No locality description provided]1984 15050301 Upper Santa Cruz 
1760610 AZPima[No locality description provided]2001 15050301 Upper Santa Cruz 
1760759 AZPima[No locality description provided]2001 15050301 Upper Santa Cruz 
1762636 AZPima[No locality description provided]2002 15050301 Upper Santa Cruz 
1257785 AZPimaArroyo Chico-Santa Cruz River1984 15050301 Upper Santa Cruzunknown
1257961 AZPimaArroyo Chico-Santa Cruz River2001 15050301 Upper Santa Cruzunknown
1257959 AZPimaArroyo Chico-Santa Cruz River2001 15050301 Upper Santa Cruzunknown
1257791 AZPimaArroyo Chico-Santa Cruz River2002 15050301 Upper Santa Cruzunknown

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 [5/23/2025].

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