TaxonCodeEffectif
Amphora pediculus (Kützing) Grunow APED 32
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 30
Sellaphora nigri SNIG 28
Navicula cryptotenella Lange-Bertalot NCTE 27
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 24
Nitzschia amphibia Grunow f.amphibia NAMP 21
Navicula cincta (Ehr.) Ralfs in Pritchard NCIN 14
Nitzschia palea (Kützing) W.Smith var. palea NPAL 12
Fallacia sublucidula (Hustedt) D.G. Mann FSLU 11
Navicula tripunctata (O.F.Müller) Bory NTPT 11
Navicula veneta Kützing NVEN 11
Sellaphora pupula (Kützing) Mereschkowksy SPUP 10
Planothidium rostratoholarcticum PROH 9
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 8
Nitzschia soratensis Morales & Vis NSTS 8
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 7
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 6
Halamphora veneta (Kützing) Levkov HVEN 6
Craticula subminuscula CSNU 5
Hippodonta capitata (Ehr.)Lange-Bert.Metzeltin & Witkowski HCAP 5
Navicula antonii Lange-Bertalot NANT 5
Nitzschia palea (Kützing) W.Smith var.debilis(Kützing)Grunow in Cl. & Grun NPAD 5
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 5
Fallacia subhamulata (Grunow in V. Heurck) D.G. Mann FSBH 4
Kolbesia gessneri (Hustedt) Aboal KGES 4
Nitzschia linearis(Agardh) W.M.Smith var.linearis NLIN 4
Navicula vilaplanii(Lange-Bert. & Sabater) Lange-Bertalot & Sabater in Rumrich & al. NVIP 4
Pseudostaurosira brevistriata (Grun.in Van Heurck) Williams & Round PSBR 4
Punctastriata lancettula (Schumann) Hamilton & Siver PULA 4
Amphora macedoniensis Nagumo AMCD 3
Fallacia monoculata (Hustedt) D.G. Mann FMOC 3
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 3
Navigeia decussis NGDU 3
Navicula libonensis Schoeman NLIB 3
Navicula tenelloides Hustedt NTEN 3
Punctastriata ovalis Williams & Round POVA 3
Platessa conspicua (A.Mayer) Lange-Bertalot PTCO 3
Simonsenia delognei Lange-Bertalot SIDE 3
Caloneis lancettula (Schulz) Lange-Bertalot & Witkowski CLCT 2
Encyonema ventricosum (Agardh) Grunow in Schmidt & al. ENVE 2
GLOV 2
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 2
Melosira varians Agardh MVAR 2
Navicula angusta Grunow NAAN 2
Nitzschia acicularis(Kützing) W.M.Smith NACI 2
Navicula cryptotenelloides Lange-Bertalot NCTO 2
Navicula gregaria Donkin NGRE 2
Surirella brebissonii var.kuetzingii Krammer et Lange-Bertalot SBKU 2
Stauroneis smithii Grunow SSMI 2
Achnanthidium lineare W.Smith ACLI 1
Achnanthidium lauenburgianum (Hustedt) Monnier Lange-Bertalot & Ector ADLB 1
Adlafia minuscula var. muralis (Grunow) Lange-Bertalot ADMM 1
Achnanthidium druartii Rimet & Couté in Rimet & al. ADRU 1
Achnanthidium subatomus (Hustedt) Lange-Bertalot ADSU 1
Cyclotella meduanae Germain CMED 1
Cyclotella ocellata Pantocsek COCE 1
Cocconeis pseudolineata (Geitler) Lange-Bertalot COPL 1
Cymatopleura solea (Brebisson in Breb. & Godey) W.Smith var.solea CSOL 1
Discostella pseudostelligera DPSG 1
Diatoma vulgaris Bory DVUL 1
Encyonema reichardtii (Krammer) D.G. Mann in Round Crawford & Mann ENRE 1
Eolimna Comperei Ector Coste et Iserentant in Coste & Ector EOCO 1
Fallacia pygmaea (Kützing) Stickle & Mann ssp.pygmaea in Lange-Bertalot & al FPYG 1
Frustulia vulgaris (Thwaites) De Toni FVUL 1
Hippodonta costulata (Grunow)Lange-Bertalot Metzeltin & Witkowski HCOS 1
Navicula capitatoradiata Germain NCPR 1
Nitzschia recta Hantzsch in Rabenhorst NREC 1
Navicula rotunda Hustedt NRTD 1
Navicula simulata Manguin NSIA 1
Nitzschia sociabilis Hustedt NSOC 1
Opephora mutabilis(Grunow) Sabbe & Vyverman OMUT 1
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 1
Staurophora tackei STKE 1
Staurosirella ovata Morales STOV 1
Stephanodiscus tenuis Hustedt STTU 1
Tryblionella kuetzingii TKUE 1