Specimen Information

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

Specimen ID1468175
Speciesverticillata [monoecious]
Common Namemonoecious hydrilla
Locality4708 Sassafras Drive, lined pond (less than 1000 gallon) in the backyard is infested with hydrilla.
Mapping AccuracyAccurate
HUC8 NameCuyahoga
HUC8 Number04110002
HUC10 NameBig Creek-Cuyahoga River
HUC10 Number0411000206
HUC12 NameBig Creek
HUC12 Number041100020603
Collection Day27
Collection Month7
Collection Year2018
Year AccuracyActual
Potential Pathwayplanted ornamental | hitch hiker on aquatic plants
CommentsHomeowner identified plant and called Cleveland Metroparks for advice on how to remove the plants. The pond came with the house and the homeowner did not purchase any additional plants. Homeowner also granted permission to post record and photos to USGS.
Record TypeNAS sighting report
VerifierIan Pfingsten


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. [2022]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [10/3/2022].

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