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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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What are diatoms?
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Gomphonema_americobtusatum_ecology.jpg
Species
Gomphonema americobtusatum
Caption
Abundance-weighted values of water quality variables for
Gomphonema americobtusatum
in the Northwest U.S.
Credit
Montana Diatom Database