Egeria densa
Egeria densa
(Brazilian waterweed)
Plants
Exotic
Collection Info
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Impacts

93 results for Egeria densa (Brazilian waterweed)
Download Data

Page:1234
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1892144 WAGrays Harbor[No locality description provided]2025 17100103 Upper Chehalis 
270173 WAGrays HarborChehalis River, South of the Olympic HWY2007 17100104 Lower Chehalisestablished
270174 WAGrays HarborChehalis River, South of the Olympic HWY2007 17100104 Lower Chehalisestablished
1528807 WAGrays HarborDuck Lake1993 17100105 Grays Harborestablished
1527602 WAGrays HarborDuck Lake1995 17100105 Grays Harborestablished
233536 WAGrays HarborDuck Lake1995 17100105 Grays Harborestablished
229861 WAGrays HarborDuck Lake1995 17100105 Grays Harborestablished
1257374 WAGrays HarborDuck Lake1995 17100105 Grays Harborunknown
1257356 WAGrays HarborDuck Lake1998 17100105 Grays Harborunknown
1526389 WAGrays HarborDuck Lake1998 17100105 Grays Harborestablished
1525184 WAGrays HarborDuck Lake1998 17100105 Grays Harborestablished
1528808 WAGrays HarborDuck Lake1998 17100105 Grays Harborestablished
1257384 WAGrays HarborDuck Lake1999 17100105 Grays Harborunknown
1527603 WAGrays HarborDuck Lake1999 17100105 Grays Harborestablished
1526390 WAGrays HarborDuck Lake2005 17100105 Grays Harborestablished
1257323 WAGrays HarborDuck Lake2005 17100105 Grays Harborunknown
236352 WAGrays HarborDuck Lake2005 17100105 Grays Harborestablished
1257332 WAGrays HarborDuck Lake2006 17100105 Grays Harborunknown
1525185 WAGrays HarborDuck Lake2006 17100105 Grays Harborestablished
1525207 WALewisChehalis River1997 17100103 Upper Chehalisestablished
1257358 WALewisChehalis River1997 17100103 Upper Chehalisunknown
1257337 WALewisChehalis River2009 17100103 Upper Chehalisunknown
1528840 WALewisChehalis River2009 17100103 Upper Chehalisestablished
236351 WALewisChehalis River, upstream of Borst Park near Chelalis, WA1997 17100103 Upper Chehalisestablished
1527617 WALewisPlummer Lake1996 17100103 Upper Chehalisestablished
Page:1234

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.

Disclaimer:

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 [6/24/2026].

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