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

7 results for Didymosphenia geminata (didymo)
Download Data
Click here for listing in all states

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1760874 NYDelaware[No locality description provided]2007 02040102 East Branch Delaware 
1333399 NYDelawareDownstream of Shehawken boat launch.2007 02040101 Upper Delawareestablished
1760543 NYDelawareWest Branch Delaware River2007 02040101 Upper Delaware 
1762843 NYDelawareWest Branch Delaware River2007 02040101 Upper Delaware 
1762711 NYSullivanDelaware River2007 02040101 Upper Delaware 
1761967 NYUlster[No locality description provided]2007 02020006 Middle Hudson 
1761325 NYWashingtonBatten Kill River2007 02020003 Hudson-Hoosic 

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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [4/20/2025].

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