Specimen Information

Hydrilla verticillata [monoecious]
Hydrilla verticillata [monoecious]
(monoecious hydrilla)
Plants
Exotic

Specimen ID228557
GroupPlants
GenusHydrilla
Speciesverticillata [monoecious]
Common Namemonoecious hydrilla
StateWA
CountyKing
LocalityPipe Lake
Mapping AccuracyAccurate
HUC8 NameDuwamish
HUC8 Number17110013
HUC10 NameLower Green River
HUC10 Number1711001303
HUC12 NameBig Soos Creek
HUC12 Number171100130302
Map
+
Collection Day20
Collection Month5
Collection Year1995
Year AccuracyEstimated
Potential Pathwayhitch hiker on plants | hitch hiker fishing, boating
Statuseradicated
Reference 1
Ref. Number:10194
Author:Countryman, W.D.
Date:1970
Title:The history, spread and present distribution of some immigrant aquatic weeds in New England.
Journal:Hyacinth Control Journal
Volume:8
Issue:2
Pages:50-52
Reference 2
Ref. Number:27919
Author:Herrera Environmental Consultants
Date:2011
Title:Pipe and Lucerne Lakes - hydrilla and aquatic vegetation surveys 2010: final report
Publisher:King County Department of Natural Resources and Parks
Pages:9 pp
CommentsEstablished until 2011
Record TypeLiterature
Earliest Recordstate
Museum Cat Numberherb/King Cty Sur Wa
Freshwater/MarineFreshwater


Disclaimer:

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. [2019]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [9/21/2019].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted. For queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.