Specimen Information

Egeria densa
Egeria densa
(Brazilian waterweed)
Plants
Exotic

Specimen ID236344
GroupPlants
GenusEgeria
Speciesdensa
Common NameBrazilian waterweed
StateOR
CountyColumbia
LocalityColumbia River, lower
Mapping AccuracyApproximate
HUC8 NameLower Columbia-Clatskanie
HUC8 Number17080003
Map
+
Collection Day15
Collection Month11
Collection Year2005
Year AccuracyEstimated
Potential Pathwayhitch hiker on small watercraft
Statusestablished
Reference 1
Ref. Number:15921
Author:Many.
Date:2005
Title:Map of South American waterweed (Egeria densa) distribution in Oregon.
Publisher:WeedMapper Team, Department of Rangeland Ecology & Managment, Oregon State University.
Volume:2005
Issue:November
CommentsNoted as abundant on the Oregon side of the lower Columbia River.
Record TypeLiterature
Freshwater/MarineFreshwater


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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. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/12/2024].

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