Specimen Information

Egeria densa
Egeria densa
(Brazilian waterweed)
Plants
Exotic

Specimen ID1257371
GroupPlants
GenusEgeria
Speciesdensa
Common NameBrazilian waterweed
StateWA
CountyClark
LocalityLacamas Lake
Mapping AccuracyAccurate
HUC8 NameLower Columbia-Sandy
HUC8 Number17080001
HUC10 NameWashougal River
HUC10 Number1708000106
HUC12 NameLacamas Creek
HUC12 Number170800010605
Map
+
Collection Day3
Collection Month9
Collection Year1997
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
Commentsfew dense patches, rarely surfacing, in water 1.5-3 m deep; Partly cloudy, calm. Met to 'map' aquatic plants in the lake. Dominant plant was a P. amplifolius hybrid. E. canadensis and Egeria densa present in some dense patches, and dominant in some areas, but not throughout the lake. Bryozoans, otters, waterfowl. Most of shoreline with natural vegetation. Water very green.
Record TypeLiterature
Freshwater/MarineFreshwater


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Citation information: U.S. Geological Survey. [2022]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/7/2022].

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