TaxonCodeEffectif
Achnanthidium delmontii Peres, Le Cohu et Barthes ADMO 105
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 74
Achnanthidium pyrenaicum (Hustedt) Kobayasi ADPY 53
Navicula cryptotenella Lange-Bertalot NCTE 24
Denticula tenuis Kützing DTEN 16
Achnanthidium affine (Grun) Czarnecki ACAF 13
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 11
Achnanthidium straubianum (Lange-Bertalot)Lange-Bertalot ADSB 10
GOMPHONEMA C.G. Ehrenberg GOMP 9
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 8
Nitzschia fonticola Grunow in Van Heurck NFON 8
Cymbella affinis Kützing var.affinis CAFF 6
Fragilaria pararumpens Lange-Bertalot, Hofmann & Werum in Hofmann & al. FPRU 6
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 5
Encyonema minutum (Hilse in Rabh.) D.G. Mann in Round Crawford & Mann ENMI 5
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 4
Simonsenia delognei Lange-Bertalot SIDE 4
Fragilaria gracilis Østrup FGRA 4
Encyonopsis subminuta Krammer & Reichardt ESUM 4
Amphora pediculus (Kützing) Grunow APED 4
Achnanthidium atomoides Monnier, Lange-Bertalot & Ector ADAM 3
Melosira varians Agardh MVAR 3
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 3
Encyonema simile Krammer ENSI 2
Achnanthidium lineare W.Smith ACLI 2
Caloneis lancettula (Schulz) Lange-Bertalot & Witkowski CLCT 2
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 2
Navicula capitatoradiata Germain NCPR 2
Nitzschia lacuum Lange-Bertalot NILA 2
Sellaphora nigri SNIG 2
Fallacia sublucidula (Hustedt) D.G. Mann FSLU 1
Diploneis calcilacustris DCAL 1
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 1
Gomphonema italicum Kützing GITA 1
Cocconeis pediculus Ehrenberg CPED 1
Amphora indistincta Levkov AMID 1