Marine benthic diatoms from 

      the north-eastern Atlantic Ocean

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Diatoms from the sublittoral zone (Southern brittany)

Genus Amphora
Genera Achnanthes to Coscinodiscus
Genera Cocconeis to Entomoneis
Genera Diploneis
Diatoms from the littoral zone (Southern brittany, brackish waters)

Marine diatoms1 : genera Achnanthes to Coscinodiscus
Marine diatoms 2 : genera Diploneis to Mastogloia
Marine diatoms 3 : genera Navicula to Trachyneis
Marine diatoms 4 : genus Haslea 
Euryhaline marine diatoms 1 : genera Achnanthes to Diploneis
Euryhaline marine diatoms 2 : genera Entomoneis to Nitzschia
 Euryhaline diatoms present in fresh waters
Diatoms present in fresh waters 1: genera Achnanthes to Navicula
Diatoms present in fresh waters 2: genera Nitzschia to Tabellaria



Diatoms from the saline-marshes of Guérande

Genera Amphora to Navicula

Diatoms from the Seine estuary (
brackish waters and freshwater)
Harbour of Le Havre


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