Hydrilla verticillata
Hydrilla verticillata
(hydrilla)
Plants
Exotic
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7 results for Hydrilla verticillata (hydrilla)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1654338 PAChester1340 S Concord Rd, West Chester, PA, US2019 02040202 Lower Delawareestablished
1760042 PADelaware[No locality description provided]2003 02040202 Lower Delaware 
1759983 PADelaware[No locality description provided]2005 02040202 Lower Delaware 
1634140 PADelawareLittle Tinicum Island2003 02040202 Lower Delawareestablished
1758704 PAPhiladelphia[No locality description provided]2007 02040202 Lower Delaware 
1741029 PAPhiladelphia[No locality description provided]2017 02040202 Lower Delaware 
1834269 PAPhiladelphia[No locality description provided]2019 02040202 Lower Delaware 

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 [3/25/2025].

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