Specimen Information

Egeria densa
Egeria densa
(Brazilian waterweed)
Plants
Exotic

Specimen ID1257304
GroupPlants
GenusEgeria
Speciesdensa
Common NameBrazilian waterweed
StateWA
CountyPacific
LocalityLoomis Lake
Mapping AccuracyAccurate
HUC8 NameWillapa Bay
HUC8 Number17100106
HUC10 NameLong Beach-Frontal Pacific Ocean
HUC10 Number1710010607
HUC12 NameNorth Beach Peninsula-Frontal Pacific Ocean
HUC12 Number171001060702
Map
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Collection Day21
Collection Month6
Collection Year2004
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
Commentsnorth end; Sunny to cloudy, light breeze. Lots of mussels and sponges on lake bottom, floculant bluegreen algae, filamentous algae. beaver lodge, Bryozoans. Plants mostly very young, except in cove on east shore where P. epihydrus has floating leaves. Egeria found in north end, fairly good sized patch. M. spicatum found by divers south of launch later in the summer. North end also had much algae on the plants and more mature P. zosteriformis. Collected biomass and frequency data.
Record TypeLiterature
Freshwater/MarineFreshwater


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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/3/2024].

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