Specimen Information

Egeria densa
Egeria densa
(Brazilian waterweed)
Plants
Exotic

Specimen ID1257370
GroupPlants
GenusEgeria
Speciesdensa
Common NameBrazilian waterweed
StateWA
CountyKing
LocalitySammamish River
Mapping AccuracyAccurate
HUC8 NameLake Washington
HUC8 Number17110012
HUC10 NameMiddle Sammamish River
HUC10 Number1711001203
HUC12 NameBear Creek-Sammamish River
HUC12 Number171100120304
Map
+
Collection Day1
Collection Month9
Collection Year2015
Year AccuracyActual
Potential Pathwayunknown
Statusunknown
Reference 1
Ref. Number:28080
Author:Environmental Assessment Program.
Date:2018
Title:Washington State Lakes Environmental Data Version 1.0
Publisher:Washington State Department of Ecology
Commentsdense but not flowering in upper 1 to 2 miles; Weather rainy, overcast. Water level still low. Launched at Marymoor Park bridge, and took out at Kenmoor boat launch. Only made list of species in passing, so likely missed some. Repeated transects from June sampling, and also recorded data between the stations. Water turbid, likely from rain run-off.
Record TypeLiterature
Freshwater/MarineFreshwater


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Citation information: U.S. Geological Survey. [2022]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/30/2022].

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