Trapa natans
Trapa natans
(water chestnut)
Plants
Exotic
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6 results for Trapa natans (water chestnut)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1888375 NHCheshire[No locality description provided]2024 01080107 West River-Connecticut River 
1890037 NHCheshire[No locality description provided]2025 01080107 West River-Connecticut River 
1397646 NHCheshireConnecticut River just west of old RR track which is just west of where Prospect St. intersects Rte 119 in Hinsdale, NH: across the river from Vernon, VT Yankee Nuclear Power Plant.2013 01080107 West River-Connecticut Riverunknown
1397479 NHCheshireHinsdale2013 01080107 West River-Connecticut Riverunknown
1396762 NHCheshireIn aquatic bed south of tower island in the Connecticut River.2012 01080107 West River-Connecticut Riverunknown
1320656 NHCheshireProspect Street boat launch, just off Route 119, one mile west of Hinsdale2016 01080107 West River-Connecticut Riverestablished

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 [1/31/2026].

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