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

25 results for Egeria densa (Brazilian waterweed)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1678086 CAAlameda[No locality description provided]2018 18050002 San Pablo Bay 
1670643 CAContra Costa[No locality description provided]2012 18050002 San Pablo Bay 
1438433 CAMarin[No locality description provided]2014 18050002 San Pablo Bayestablished
1678983 CAMarin[No locality description provided]2020 18050002 San Pablo Bay 
1888209 CAMarin[No locality description provided]2023 18050002 San Pablo Bay 
1887980 CAMarin[No locality description provided]2024 18050002 San Pablo Bay 
1888119 CAMarin[No locality description provided]2024 18050002 San Pablo Bay 
1886964 CANapa[No locality description provided]2020 18050002 San Pablo Bay 
259320 CANapaBubbling Well Pet Memorial Park, Napa1979 18050002 San Pablo Bayestablished
1439055 CANapaLake Camille. Mount George 7.5' Quad.2005 18050002 San Pablo Bayestablished
1439730 CANapaPond at Bubbling Well Pet Memorial Park, city of Napa. Present in this site >20 yrs.1999 18050002 San Pablo Bayestablished
1670582 CASonoma[No locality description provided]2013 18050002 San Pablo Bay 
1698122 CASonoma[No locality description provided]2020 18050002 San Pablo Bay 
1698164 CASonoma[No locality description provided]2021 18050002 San Pablo Bay 
1676186 CASonoma[No locality description provided]2021 18050002 San Pablo Bay 
1698739 CASonoma[No locality description provided]2022 18050002 San Pablo Bay 
1701516 CASonoma[No locality description provided]2022 18050002 San Pablo Bay 
1698416 CASonoma[No locality description provided]2022 18050002 San Pablo Bay 
1888199 CASonoma[No locality description provided]2024 18050002 San Pablo Bay 
1888343 CASonoma[No locality description provided]2024 18050002 San Pablo Bay 
1889555 CASonoma[No locality description provided]2025 18050002 San Pablo Bay 
1889575 CASonoma[No locality description provided]2025 18050002 San Pablo Bay 
1889579 CASonoma[No locality description provided]2025 18050002 San Pablo Bay 
259321 CASonomaAgua Caliente Creek, Cattle pond 1/4 mile from the end of Norrbom Road.1974 18050002 San Pablo Baycollected
259322 CASonomaHelen Putnam Regional Park2001 18050002 San Pablo Baycollected

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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/11/2025].

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