Specimen Information

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

Specimen ID1524506
GroupPlants
GenusHydrilla
Speciesverticillata [monoecious]
Common Namemonoecious hydrilla
StateME
CountyYork
LocalityPickerel Pond
Mapping AccuracyAccurate
HUC8 NameSaco
HUC8 Number01060002
HUC10 NameLittle Ossipee River
HUC10 Number0106000210
HUC12 NameBrown Brook
HUC12 Number010600021005
Map
+
Collection Month8
Collection Year2002
Year AccuracyActual
Potential Pathwayhitch hiker on small watercraft | dispersed waterfowl
Statuseradicated
Reference 1
Ref. Number:30401
Author:Schaffner, B.
Date:2019
Title:Maine DEP Invasive Aquatic Plant Map
Publisher:Maine Department of Environmental Protection
CommentsDiscovery fall 2002: Discovered by shorefront property owner. 2013-2016: Hydrilla has been undetected. 2012: DEP dive survey found one plant. 2010-2011: DEP dive survey found no hydrilla. 2003-2010: Hydrilla found throughout the lake, at least out to 6 feet deep.Herbicide treatments. Treatments suppressed hydrilla.
Record TypeLiterature
Earliest Recordlocale
VerifierMaine DEP
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. [2020]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [9/28/2020].

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.