Didymosphenia geminata
Didymosphenia geminata
(didymo)
Algae
Cryptogenic
Collection Info
Point Map
Species Profile
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Impacts

17 results for Didymosphenia geminata (didymo)
Download Data

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1652560 MAHampshireWEST BRANCH WESTFIELD RIVER AT HUNTINGTON, MA2014 01080206 Westfield Riverunknown
1815219 PAPotter[No locality description provided]2014 02050205 Pine 
1815220 PAPotter[No locality description provided]2014 02050205 Pine 
1815221 PAPotter[No locality description provided]2014 02050205 Pine 
1815222 PAPotter[No locality description provided]2014 02050205 Pine 
1815223 PAPotter[No locality description provided]2014 02050205 Pine 
1815224 PAPotter[No locality description provided]2014 02050205 Pine 
1815217 PAPotter[No locality description provided]2014 02050205 Pine 
1815218 PATioga[No locality description provided]2014 02050205 Pine 
1815225 PATioga[No locality description provided]2014 02050205 Pine 
1815198 PATioga[No locality description provided]2014 02050205 Pine 
1652562 VAAlleghanyJACKSON RIVER BL GATHRIGHT DAM NR HOT SPGS, VA2014 02080201 Upper Jamesunknown
1652563 VAFranklinSMITH RIVER NEAR PHILPOTT, VA2014 03010103 Upper Danunknown
1655143 VAFranklinSmith River, below Philpott Dam2014 03010103 Upper Danestablished
1652564 VAHenrySMITH RIVER AT BASSETT, VA2014 03010103 Upper Danunknown
1652559 VTCaledoniaEAST BRANCH PASSUMPSIC RIVER NEAR EAST HAVEN, VT2014 01080102 Passumpsic Riverunknown
1652566 VTWashingtonDOG RIVER AT NORTHFIELD FALLS, VT2014 04300103 Winooski Riverunknown

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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