Myriophyllum heterophyllum
Myriophyllum heterophyllum
(variable-leaf watermilfoil)
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Native Transplant
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49 results for Myriophyllum heterophyllum (variable-leaf watermilfoil)
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Page:12
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
234928 CTNew HavenLong Meadow Pond, Middlebury town2000 01100005 Housatonicestablished
234927 CTNew HavenQuonnipaug Lake, Guilford town2000 01100004 Quinnipiacestablished
234926 MAHampdenQuinebaug River, S/SW of East Brimfield Lake2000 01100001 Quinebaug Riverestablished
242106 MAMiddlesexLake Cochituate2000 01070005 Concord Riverestablished
1418351 MEAndroscogginLake Auburn2000 01040002 Lower Androscoggin Riverestablished
1872546 MEAndroscogginLake Auburn2000 01040002 Lower Androscoggin River 
1872541 MEAndroscogginLittle Androscoggin R.2000 01040002 Lower Androscoggin River 
1418376 MEAndroscogginLittle Androscoggin R.2000 01040002 Lower Androscoggin Riverestablished
242098 MEAndroscogginLittle Androscoggin River, Rte. 11 S. of R.R. underpass2000 01040002 Lower Androscoggin Riverestablished
1872536 MEAndroscogginThe Basin2000 01040002 Lower Androscoggin River 
1418348 MEAndroscogginThe Basin, N of Lake Auburn2000 01040002 Lower Androscoggin Riverestablished
254593 MEAndroscogginThe Basin, N of Lake Auburn2000 01040002 Lower Androscoggin Riverestablished
1418367 MECumberlandParker Pond Outlet2000 01060001 Presumpscoteradicated
1872561 MECumberlandParker Pond Outlet2000 01060001 Presumpscot 
1872525 MEOxfordPleasant Lake2000 01060001 Presumpscot 
1418382 MEOxfordPleasant Lake2000 01060001 Presumpscotestablished
1256802 NHBelknapRocky Pond (Gilmanton)2000 01070006 Merrimack Riverestablished
254696 NHCarrollBelleau Lake, Wakefield2000 01060002 Saco Riverestablished
1256763 NHCarrollDanforth Pond System2000 01060002 Saco Riverestablished
254726 NHCarrollDanforth Ponds, Freedom2000 01060002 Saco Riverestablished
1256745 NHCheshireAshuelot River2000 01080201 Ashuelot River-Connecticut Riverestablished
254636 NHCheshireAshuelot River, Winchester2000 01080201 Ashuelot River-Connecticut Riverestablished
254633 NHCheshireLake Monomonac, Rindge2000 01080202 Millers Riverestablished
1256788 NHCheshireMonomonac Lake2000 01080202 Millers Riverestablished
1256749 NHGraftonBig and Little Squam Lakes2000 01070001 Pemigewasset Riverestablished
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Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

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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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/22/2026].

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