Egeria densa
Egeria densa
(Brazilian waterweed)

45 results for Egeria densa (Brazilian waterweed)
Download Data

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1655132 ALJacksonShallow water beneath bridge along Co. Rd. that crosses Widow's Creek at WCM 3.4 at the extreme upstream end of Widow's Creek embayment on Guntersville Reservoir; ca. 1.5 miles NNE of Widow's Creek Steam Plant2007 06030001 Guntersville Lakeestablished
1649784 ARGarlandBrady Mountain [Recreation] Use Area, South shore of Lake Ouachita and along access road north from 2702007 08040101 Ouachita Headwatersestablished
1501197 FLCitrusChassahowitzka River2007 03100207 Crystal-Pithlachascoteeunknown
1501147 FLJeffersonWacissa River2007 03110103 Aucillaunknown
1500960 FLOrangeClear Lake2007 03090101 Kissimmeeunknown
1500946 FLPalm BeachLake Clarke2007 03090206 Florida Southeast Coastunknown
1501123 FLPalm BeachLake Mangonia2007 03090206 Florida Southeast Coastunknown
1501126 FLPalm BeachLake Osborne2007 03090206 Florida Southeast Coastunknown
1501047 FLWakullaWakulla River2007 03120001 Apalachee Bay-St. Marksunknown
242861 GARichmondSavannah River, near Augusta.2007 03060106 Middle Savannahestablished
260766 IDLatahUniversity of Idaho Arboretum, upper pond2007 17060108 Palouseunknown
240731 MNHennepinPowderhorn Lake, south Minneapolis2007 07010206 Twin Citieseradicated
1398595 MSPearl River[no locality given]2007 03180004 Lower Pearlunknown
888143 NYNassauSouth Pond2007 02030202 Southern Long Islandestablished
888136 NYOrangeLake Stahahe2007 02030103 Hackensack-Passaicestablished
243656 ORBentonBenton County2007 17000000 Pacific Northwestestablished
243646 ORClackamasClackamas County2007 17000000 Pacific Northwest Regionestablished
243648 ORClatsopClatsop County2007 17000000 Pacific Northwestestablished
243650 ORColumbiaColumbia County2007 17080000 Lower Columbiaestablished
243651 ORColumbiaColumbia County2007 17100000 Oregon-Washington Coastalestablished
243647 ORHood RiverHood River County2007 17070105 Middle Columbia-Hoodestablished
243658 ORJacksonJackson County2007 Unknown or N/Aestablished
243657 ORJosephineJosephine County2007 Unknown or N/Aestablished
243643 ORLaneLane County2007 Unknown or N/Aestablished
243655 ORLincolnLincoln County2007 Unknown or N/Aestablished

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. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [9/16/2021].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted. For queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.