Specimen Information

Egeria densa
Egeria densa
(Brazilian waterweed)
Plants
Exotic

Specimen ID236376
GroupPlants
GenusEgeria
Speciesdensa
Common NameBrazilian waterweed
StateWA
CountyCowlitz
LocalitySolo Slough, near Columbia River and Longview.
Mapping AccuracyAccurate
HUC8 NameLower Columbia-Clatskanie
HUC8 Number17080003
HUC10 NameGermany Creek-Frontal Columbia River
HUC10 Number1708000306
HUC12 NameCity of Longview-Frontal Columbia River
HUC12 Number170800030602
Map
+
Collection Day28
Collection Month5
Collection Year1997
Year AccuracyActual
Potential Pathwayhitch hiker on small watercraft
Statuscollected
Reference 1
Ref. Number:15927
Author:Parsons, J.
Date:2005
Title:Annual Washington State Aquatic Plant Survey Database.
Publisher:Washington Department of Ecology .
Volume:2005
Reference 2
Ref. Number:16728
Author:Sytsma, M.D., J.R. Cordell, J.W. Chapman, and R.C. Draheim.
Date:2004
Title:Lower Columbia River Aquatic Nonindigenous Species Survey 2001-2004. Final Technical Report: Appendices.
Publisher:United States Coast Guard and the United States Fish and Wildlife Service.
Volume:2004
Issue:October
Pages:164 pp
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 [4/18/2024].

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