Egeria densa
Egeria densa
(Brazilian waterweed)
Plants
Exotic
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31 results for Egeria densa (Brazilian waterweed)
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Page:12
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1439910 CAMarinin Muir Beach.2001 18050005 Tomales-Drake Baysestablished
259324 CAMarinIrrigation pond in Muir Beach2001 18050005 Tomales-Drake Baysestablished
259348 CASanta CruzBay Street, head of drainage channel down median strip Santa Cruz2001 18060015 Monterey Baycollected
1439137 CASanta CruzBay Street, head of drainage channel down median strip Santa Cruz2001 18060015 Monterey Bayestablished
259323 CASonomaFairfield Osborn Preserve2001 18010110 Russianestablished
1439723 CASonomaFairfield Osborn Preserve North Coast Biodiversity Arena; Rohnert Park, E on Roberts Rd. to E on Lichau Rd. 3.8 miles.2001 18010110 Russianestablished
259322 CASonomaHelen Putnam Regional Park2001 18050002 San Pablo Baycollected
1547626 HIHawaiiHamakua District, Kukuihaele quad, Waipio Valley, area of Wailoa Stream nearest Naalapa Falls2001 20010000 Hawaiiestablished
1547627 HIHonoluluHonolulu Distr., Makiki Stream, in channelized section at intersection of Kalakaua Ave. and South King St2001 20060000 Oahuestablished
1547629 HIHonoluluKaneohe Stream adjacent to Kaneohe Library2001 20060000 Oahuestablished
1547630 HIHonoluluKaneohe Stream, in shallow, fast-running section of stream2001 20060000 Oahuestablished
235120 MAPlymouthpond by Memorial Park, Abington2001 01090004 Narragansettestablished
234149 NHHillsboroughManchester, pond2001 01070006 Merrimack Riverestablished
254734 NHHillsboroughNutt Pond, Manchester2001 01070006 Merrimack Riverestablished
1256716 NHHillsboroughNutts Pond2001 01070006 Merrimack Riverestablished
1319709 NJMonmouthunspecified Neptune pond2001 02040301 Mullica-Tomsunknown
1526393 WAJeffersonLeland Lake2001 17110018 Hood Canalestablished
1257347 WAJeffersonLeland Lake2001 17110018 Hood Canalunknown
1257335 WALewisPlummer Lake2001 17100103 Upper Chehalisunknown
236370 WALewisPlummer Lake2001 17100103 Upper Chehalisestablished
1525208 WALewisPlummer Lake2001 17100103 Upper Chehalisestablished
236367 WAMasonLake Limerick2001 17110019 Puget Soundestablished
1257378 WAMasonLimerick Lake2001 17110019 Puget Soundunknown
1529169 WAMasonLimerick Lake2001 17110019 Puget Soundestablished
1525231 WAPacificBlack Lake2001 17100106 Willapa Bayestablished
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 [1/20/2026].

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