Egeria densa
Egeria densa
(Brazilian waterweed)
Plants
Exotic
Collection Info
Point Map
Species Profile
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Impacts

28 results for Egeria densa (Brazilian waterweed)
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Page:12
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1695246 DEKentPrivate Pond2003 02040207 Broadkill-Smyrnaunknown
1501157 FLColumbiaSanta Fe River2003 03110206 Santa Feunknown
1501136 FLDixieSuwannee River (lower segment)2003 03110205 Lower Suwanneeunknown
1501005 FLJeffersonWacissa River2003 03110103 Aucillaunknown
1501200 FLLakeHaines Creek2003 03080102 Oklawahaunknown
1501032 FLMarionLake Delancey2003 03080101 Upper St. Johnsunknown
1501004 FLSanta RosaBlackwater River (freshwater segment)2003 03140104 Blackwaterunknown
1501103 FLWakullaSt. Marks River2003 03120001 Apalachee Bay-St. Marksestablished
1501191 FLWakullaWakulla River2003 03120001 Apalachee Bay-St. Marksunknown
260824 INCrawfordWyandotte Lake2003 05140104 Blue-Sinkingestablished
1758607 NYNassauHempstead Lake2003 02030202 Southern Long Island 
235800 ORLaneMercer Lake, North of Florence, OR and East of Hwy 1012003 17100205 Alseaestablished
235797 ORLaneSutton Lake, North of Florence, Oregon2003 17100205 Alseaestablished
1257295 WAClarkBattleground Lake2003 17080003 Lower Columbia-Clatskanieunknown
1257352 WAClarkBattleground Lake2003 17080003 Lower Columbia-Clatskanieunknown
1527586 WAClarkBattleground Lake2003 17080003 Lower Columbia-Clatskanieestablished
1526373 WAClarkBattleground Lake2003 17080003 Lower Columbia-Clatskanieestablished
1528809 WAIslandLone Lake2003 17110019 Puget Sounderadicated
1257386 WAIslandLone Lake2003 17110019 Puget Soundunknown
236354 WAIslandLone Lake2003 17110019 Puget Soundcollected
1257286 WAKingDolloff Lake2003 17110013 Duwamishunknown
1525189 WAKingDolloff Lake2003 17110013 Duwamishestablished
236363 WAKingLake Dolloff2003 17110013 Duwamishcollected
236356 WAKingLake Sammamish2003 17110012 Lake Washingtoncollected
1257351 WAKingSammamish Lake2003 17110012 Lake Washingtonunknown
Page:12

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 [2/23/2026].

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