TaxonCodeEffectif
Sellaphora atomoides SEAT 56
Gomphosphenia lingulatiformis (Lange-Bertalot & Reichardt) Lange-Bertalot GPLI 48
Amphora pediculus (Kützing) Grunow APED 41
Discostella pseudostelligera DPSG 16
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 15
NITZSCHIA A.H. Hassall NITZ 14
Navicula antonii Lange-Bertalot NANT 13
Navicula capitatoradiata Germain NCPR 13
Navicula cryptotenella Lange-Bertalot NCTE 13
Pseudostaurosira brevistriata (Grun.in Van Heurck) Williams & Round PSBR 13
Amphora indistincta Levkov AMID 11
Cyclostephanos invisitatus(Hohn & Hellerman)Theriot Stoermer & Hakansson CINV 11
Staurosira venter (Ehr.) Cleve & Moeller SSVE 8
Melosira varians Agardh MVAR 7
Bacillaria paxillifera (paxillifer)(O.F. Müller) Hendey var.paxillifera BPAX 6
Fallacia subhamulata (Grunow in V. Heurck) D.G. Mann FSBH 6
Aulacoseira granulata (Ehr.) Simonsen var.angustissima (O.M.)Simonsen AUGA 5
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 5
Hippodonta capitata (Ehr.)Lange-Bert.Metzeltin & Witkowski HCAP 5
Nitzschia paleacea (Grunow) Grunow in van Heurck NPAE 5
Caloneis lancettula (Schulz) Lange-Bertalot & Witkowski CLCT 4
Cocconeis pediculus Ehrenberg CPED 4
Diadesmis confervacea Kützing var. confervacea DCOF 4
Gomphonema acuminatum Ehrenberg var.acuminatum GACU 4
Nitzschia fonticola Grunow in Van Heurck NFON 4
Navicula tripunctata (O.F.Müller) Bory NTPT 4
Sellaphora nigri SNIG 4
Cyclotella atomus var. gracilis Genkal & Kiss CAGR 3
Nitzschia amphibia Grunow f.amphibia NAMP 3
Navicula germainii Wallace NGER 3
ACHNANTHIDIUM F.T. Kützing ACHD 2
Achnanthidium lauenburgianum (Hustedt) Monnier Lange-Bertalot & Ector ADLB 2
Achnanthidium druartii Rimet & Couté in Rimet & al. ADRU 2
Amphora ovalis (Kützing) Kützing var.ovalis AOVA 2
Amphora vetula Levkov AVTU 2
Cyclotella atomus Hustedt CATO 2
COCCONEIS C.G. Ehrenberg COCO 2
Craticula subminuscula CSNU 2
Gyrosigma sciotense (Sullivan et Wormley) Cleve GSCI 2
Navicula cryptocephala Kützing NCRY 2
Nitzschia filiformis (W.M.Smith) Van Heurck var. filiformis NFIL 2
Nitzschia palea (Kützing) W.Smith var. palea NPAL 2
Navicula trivialis Lange-Bertalot var. trivialis NTRV 2
Navicula veneta Kützing NVEN 2
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 2
Pseudostaurosira parasitica (W.Smith) Morales PPRS 2
Placoneis symmetrica (Hustedt) Lange-Bertalot PSYM 2
Platessa conspicua (A.Mayer) Lange-Bertalot PTCO 2
Sellaphora crassulexigua SCRA 2
Staurosirella ovata Morales STOV 2
Tryblionella kuetzingii TKUE 2
Achnanthidium eutrophilum (Lange-Bertalot)Lange-Bertalot ADEU 1
Cyclotella meneghiniana Kützing CMEN 1
Diatoma vulgaris Bory DVUL 1
Encyonema caespitosum Kützing var.caespitosum ECAE 1
Navicula erifuga Lange-Bertalot in Krammer & Lange-Bertalot NERI 1
Navicula gregaria Donkin NGRE 1
Navicula lanceolata (Agardh) Ehrenberg NLAN 1
Navicula rostellata Kützing NROS 1
Navicula simulata Manguin NSIA 1
Navicula viridula (Kützing) Ehrenberg NVIR 1
Planothidium rostratoholarcticum PROH 1
Punctastriata lancettula (Schumann) Hamilton & Siver PULA 1
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 1
Surirella brebissonii var.kuetzingii Krammer et Lange-Bertalot SBKU 1
Surirella brebissonii Krammer & Lange-Bertalot var.brebissonii SBRE 1
Stephanodiscus hantzschii Grunow in Cleve & Grunow SHAN 1
Sellaphora pupula (Kützing) Mereschkowksy SPUP 1
Surirella librile SULI 1
Tryblionella calida (Grunow in Cl. & Grun.) D.G. Mann in Round Crawford & Mann TCAL 1
Ulnaria acus (Kützing) Aboal UACU 1