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

6 results for Didymosphenia geminata (didymo)
Download Data

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1652594 IDBonnerLightning Creek at Clark Fork ID1999 17010213 Lower Clark Forkunknown
1878255 IDBoundaryRock Creek2002 17010215 Priest 
1652593 MTMineralClark Fork at St. Regis MT1999 17010204 Middle Clark Forkunknown
1652628 MTMineralSt Regis River near Haugan, MT2000 17010204 Middle Clark Forkunknown
1652592 MTMineralSt. Regis River near St. Regis, MT2000 17010204 Middle Clark Forkunknown
1652591 MTMissoulaClark Fork at Turah Bridge nr Bonner MT1999 17010202 Flint-Rockunknown

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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