Eichhornia crassipes
Eichhornia crassipes
(common water-hyacinth)
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Exotic
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7 results for Eichhornia crassipes (common water-hyacinth)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1810851 ORMultnomah[No locality description provided]2013 17090012 Lower Willamette 
1743003 ORMultnomah[No locality description provided]2019 17090012 Lower Willamette 
1241427 ORMultnomahPortland; east bank of the Willamette River at Oregon Yacht Club2013 17090012 Lower Willametteunknown
272311 WIDaneNorth detention pond in Orchid Heights Park2010 07090002 Middle Rockunknown
1426670 WIDaneOrchid Heights Park,Detention Ponds2010 07090002 Middle Rockeradicated
272312 WIDaneSouth detention pond in Orchid Heights, Wi2010 07090002 Middle Rockunknown
1426988 WIWalworthPond (near Whitewater)2010 07090002 Middle 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 [2/23/2026].

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