Specimen Information

Hydrilla verticillata [dioecious]
Hydrilla verticillata [dioecious]
(dioecious hydrilla)

Specimen ID257525
Speciesverticillata [dioecious]
Common Namedioecious hydrilla
LocalityDewey Lake [=Johns Creek, near Auxier]
Mapping AccuracyAccurate
HUC8 NameLower Levisa
HUC8 Number05070203
HUC10 NameJohns Creek
HUC10 Number0507020303
HUC12 NameDaniels Creek-Johns Creek
HUC12 Number050702030305
Collection Day1
Collection Month9
Collection Year2008
Year AccuracyActual
Potential Pathwayhitch hiker on small watercraft
Reference 1
Ref. Number:17314
Author:Southeast Exotic Pest Plant Council.
Title:Early Detection & Distribution Mapping System.
Publisher:University of Georgia Center for Invasive Species and Ecosystem Health.
CommentsThroughout lake comprising about 30% coverage - approx. 300 net acres infested over 1100 gross acres. Expanding dramatically with dry summers (2007-08) and zebra mussels.
Record TypeLiterature
VerifierChetta Owens - USACE Lewisville Aquatic Ecosystem


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Citation information: U.S. Geological Survey. [2022]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [6/29/2022].

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