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

22 results for Myriophyllum heterophyllum (variable-leaf watermilfoil)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1634533 NHRockinghamAngle Pond2018 01070006 Merrimack Riverestablished
1650523 TXHaysKyle, TX 78640, Kyle, TX, US2018 12100203 San Marcosestablished
1650570 TXKimble76849, Junction, TX, US2018 12090203 South Llanoestablished
1650550 TXRealReal County, TX, USA2018 12110101 Nueces Headwatersestablished
1650545 TXTravis78759, Austin, TX, US2018 12090205 Austin-Travis Lakesestablished
1650547 TXWilliamson500 Tom McDaniel Pkwy, Georgetown, TX 78626, USA2018 12070205 San Gabrielestablished
1529306 WAPierceFlorence Lake2018 17110019 Puget Soundestablished
1528109 WAPierceFlorence Lake2018 17110019 Puget Soundestablished
1528115 WAPierceJosephine Lake2018 17110019 Puget Soundestablished
1525705 WAPierceJosephine Lake2018 17110019 Puget Soundestablished
1529312 WAPierceJosephine Lake2018 17110019 Puget Soundestablished
1526910 WASnohomishHall Lake2018 17110012 Lake Washingtonestablished
1528142 WAThurstonBlue Lake2018 17110015 Nisquallyestablished
1526937 WAThurstonBlue Lake2018 17110015 Nisquallyestablished
1529339 WAThurstonBlue Lake2018 17110015 Nisquallyestablished
1528141 WAThurstonBlue Lake2018 17110015 Nisquallyestablished
1526936 WAThurstonBlue Lake2018 17110015 Nisquallyestablished
1525732 WAThurstonBlue Lake2018 17110015 Nisquallyestablished
1529340 WAThurstonBlue Lake2018 17110015 Nisquallyestablished
1525755 WAThurstonClear Lake2018 17110015 Nisquallyestablished
1526959 WAThurstonClear Lake2018 17110015 Nisquallyestablished
1529363 WAThurstonClear Lake2018 17110015 Nisquallyestablished

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.


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 [1/26/2022].

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 queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.