Specimen Information

Myriophyllum heterophyllum
Myriophyllum heterophyllum
(variable-leaf watermilfoil)
Plants
Native Transplant

Specimen ID1872608
GroupPlants
GenusMyriophyllum
Speciesheterophyllum
Common Namevariable-leaf watermilfoil
StateME
CountyHancock
LocalityBig Lake
Mapping AccuracyAccurate
HUC8 NamePenobscot River
HUC8 Number01020005
HUC10 NamePenobscot River-Penobscot Bay
HUC10 Number0102000510
HUC12 NameToddy Pond
HUC12 Number010200051005
Map
Collection Day11
Collection Month7
Collection Year2021
Year AccuracyActual
Reference 1
Ref. Number:43566
Author:Schaffner, B.
Date:2024
Title:Maine DEP Invasive Aquatic Plant Map
Publisher:Maine Department of Environmental Protection
CommentsUnsure of cell phone accuracy. Moved to approx. location, but true coordinates unknown.
Record TypeLiterature


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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/7/2025].

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.