Specimen Information

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

Specimen ID1613699
GroupPlants
GenusHydrilla
Speciesverticillata [monoecious]
Common Namemonoecious hydrilla
StateIL
CountyLake
Locality[Red Top Park] in 3 acre pond
Mapping AccuracyAccurate
HUC8 NameDes Plaines
HUC8 Number07120004
HUC10 NameWillow Creek-Des Plaines River
HUC10 Number0712000405
HUC12 NameMcDonald Creek-Des Plaines River
HUC12 Number071200040503
Map

NAS ARM

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Collection Day26
Collection Month7
Collection Year2019
Year AccuracyActual
Potential Pathwayreleased aquarium | planted ornamental | hitch hiker on aquatic plants
Statusestablished
CommentsIdentification confirmed by Stephen Enloe, University of Florida and Robert Johnson of the New York Hydrilla Collaborative (http://hydrillacollaborative.com/). Also notified: IL DNR, IL Dept of Agriculture, IL Extension. Pond was treated week of July 30. Surveillance of other nearby ponds and Des Plaines River underway. Sediment samples will be taken in the fall to look for tubers.
Record TypeNAS sighting report
Earliest Recordstate
VerifierIan Pfingsten
Freshwater/MarineFreshwater
Number Collected100
Photo






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 [8/18/2019].

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.