Egeria densa
Egeria densa
(Brazilian waterweed)

72 results for Egeria densa (Brazilian waterweed)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
234506 OR Willamette reservoirs2002 17090000 Willametteestablished
236345 OR Willamette Valley2005 17090012 Lower Willametteestablished
1698002 ORBenton[No locality description provided]2020 17090003 Upper Willamette 
1698285 ORBenton[No locality description provided]2021 17090003 Upper Willamette 
1699711 ORBenton[No locality description provided]2021 17090003 Upper Willamette 
1730128 ORBenton[No locality description provided]2023 17090003 Upper Willamette 
243633 ORBenton12 miles south of Corvallis off Highway 99 W, on South Benton Grange Rd.1963 17090003 Upper Willamettecollected
243656 ORBentonBenton County2007 17000000 Pacific Northwestestablished
852258 ORBentonMonroe1963 17090003 Upper Willametteestablished
1677141 ORClackamas[No locality description provided]2020 17090007 Middle Willamette 
243646 ORClackamasClackamas County2007 17000000 Pacific Northwest Regionestablished
852253 ORClackamasRedland2008 17090011 Clackamasestablished
243634 ORClatsopCamp Rilea, SW of Warrenton, W fork of Neacoxie Creek1997 17100201 Necanicumcollected
243648 ORClatsopClatsop County2007 17000000 Pacific Northwestestablished
236346 ORClatsopClatsop, Tillamook, Lincoln and Lane counties.2005 Unknown or N/Aestablished
852263 ORClatsopWarrenton1997 17080006 Lower Columbiaestablished
243650 ORColumbiaColumbia County2007 17080000 Lower Columbiaestablished
243651 ORColumbiaColumbia County2007 17100000 Oregon-Washington Coastalestablished
236344 ORColumbiaColumbia River, lower2005 17080003 Lower Columbia-Clatskanieestablished
1679964 ORCoos[No locality description provided]2021 17100304 Coos 
236347 ORCoosCoos County2005 Unknown or N/Aestablished
852264 ORCoosLakeside1979 17100304 Coosestablished
243635 ORCoosLakeside - 1 mile west of, in a small stream W of Highway 101, where the railroad crosses the stream.1979 17100304 Cooscollected
260743 ORCurryCurry County2005 Unknown or N/Aestablished
852252 ORCurryLanglois1997 17100306 Sixesestablished

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.


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. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [4/16/2024].

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