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Diatoms of North America
Practitioners
Morphology
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
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GOmanubr_BIODATA_map.jpeg
Species
Gomphonema manubrium
Caption
Distribution of Gomphonema manubrium in rivers of the continental U.S. based on the National Water Quality Assessment program. Retrieved 02 May 2016.
Credit
USGS BioData
