TaxonCodeEffectif
Cocconeis lineata Ehrenberg CLNT 78
Achnanthidium hoffmannii Van de Vijver, Ector, Mertens & Jarlman AHOF 62
Fragilaria gracilis Østrup FGRA 43
Achnanthidium rivulare Potapova &Ponader ADRI 36
Sellaphora nigri SNIG 20
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 18
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 11
Nitzschia soratensis Morales & Vis NSTS 9
Craticula subminuscula CSNU 7
Nitzschia fonticola Grunow in Van Heurck NFON 6
Navicula gregaria Donkin NGRE 6
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 6
Nitzschia inconspicua Grunow NINC 5
Navicula tripunctata (O.F.Müller) Bory NTPT 5
ACHNANTHIDIUM F.T. Kützing ACHD 4
Achnanthidium subatomoides (Hustedt) Monnier, Lange-Bertalot et Ector ADSO 4
Gomphoneis calcifuga (Lange-Bertalot & Reichardt)Tuji GCFU 4
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 4
Gomphonema pumilum var. rigidum Reichardt & Lange-Bertalot GPRI 4
Navicula cryptotenella Lange-Bertalot NCTE 4
Achnanthidium delmontii Peres, Le Cohu et Barthes ADMO 3
Amphora pediculus (Kützing) Grunow APED 3
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 3
Diatoma mesodon (Ehrenberg) Kützing DMES 3
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 3
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 3
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 3
Achnanthidium subhudsonis (Hustedt) H. Kobayasi ADSH 2
Adlafia lange-bertalotii Monnier et Ector ALBL 2
EUNOTIA C.G. Ehrenberg EUNO 2
Fragilaria candidagilae FCAD 2
Fragilaria pectinalis (O.F. Müller) Gray FPEC 2
GOMPHONEMA C.G. Ehrenberg GOMP 2
Nitzschia amphibia Grunow f.amphibia NAMP 2
NAVICULA J.B.M. Bory de St. Vincent NAVI 2
Navicula capitatoradiata Germain NCPR 2
Nitzschia paleaeformis Hustedt NIPF 2
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 2
Sellaphora atomoides SEAT 2
SELLAPHORA C. Mereschkowsky SELL 2
Diadesmis perpusilla (Grunow) D.G. Mann in Round & al. DPER 1
Eunotia implicata Nörpel-Schempp Alles & Lange-Bertalot in Alles & al. EIMP 1
Encyonema minutum (Hilse in Rabh.) D.G. Mann in Round Crawford & Mann ENMI 1
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 1
Fragilariforma virescens (Ralfs) Williams & Round FFVI 1
Fragilaria microvaucheriae FMIV 1
Fragilaria recapitellata Lange-Bertalot & Metzeltin FRCP 1
Fragilaria vaucheriae (Kützing) Petersen FVAU 1
Humidophila contenta HUCO 1
Luticola frequentissima LFRQ 1
Meridion circulare (Greville) C.A.Agardh var. circulare MCIR 1
Melosira varians Agardh MVAR 1
Navicula exilis Kützing NEXI 1
Navicula rhynchocephala Kützing NRHY 1
Psammothidium bioretii (Germain) Bukhtiyarova et Round PBIO 1
Platessa oblongella POBL 1
Surirella brebissonii var.kuetzingii Krammer et Lange-Bertalot SBKU 1
Sellaphora saprotolerans SESP 1
Staurosira venter (Ehr.) Cleve & Moeller SSVE 1