North American Diatom Ecological Database - NADED Phycology Section, Patrick Center for Environmental Research Diatom Count Report
Water Body: Toolik Lake Site Location ID: NFS021 Sample Label: Sample ID: NEON00922 Client Sample ID: TOOK.20170726.epilithon.9 Date Sample Collected: 07/26/2017 Count Finished: 01/11/2018 Subsample ID: DT1 Slide Replicate ID: a Count Replicate ID: 1 Counted By: Diane Winter Sample Type: QMH-micro
Naded Taxon Name Percent Count Notes 1059 Achnanthidium kriegeri (Krasske) Hamilton, Antoniades et Siver in A+ 0.16 1.0 1010 Achnanthidium minutissimum (Kützing) Czarnecki 56.83 341.0 1036 Achnanthidium rivulare Potapova et Ponader 5.00 30.0 225002 Berkeleya rutilans (Trentepohl ex Roth) Grunow 0.16 1.0 18013 Brachysira microcephala (Kützing) Compère 0.83 5.0 195003 Cavinula pseudoscutiformis (Hustedt in Schmidt et al.) Mann et Stic+ 0.16 1.0 16004 Cocconeis placentula Ehrenberg 0.33 2.0 20009 Cyclotella ocellata Pantocsek 4.66 28.0 23072 Cymbella delicatula Kützing 0.16 1.0 23990 Cymbella sp. 1 ? 0.83 5.0 Yes 25002 Denticula tenuis Kützing 0.16 1.0 27012 Diatoma tenuis Agardh 0.66 4.0 30004 Diploneis oblongella (Nägeli ex Kützing) Ross 0.16 1.0 2506002 Discostella pseudostelligera (Hustedt) Houk et Klee 0.66 4.0 110004 Encyonema minutum (Hilse in Rabenhorst) Mann in Round, Crawford and+ 2.16 13.0 110005 Encyonema silesiacum (Bleisch in Rabenhorst) Mann in Round, Crawfor+ 0.66 4.0 203001 Encyonopsis cesatii (Rabenhorst) Krammer 0.16 1.0 203014 Encyonopsis descripta (Hustedt) Krammer 0.33 2.0 203002 Encyonopsis microcephala (Grunow) Krammer 1.50 9.0 203008 Encyonopsis subminuta Krammer et Reichardt in Krammer 0.33 2.0 32006 Epithemia sorex Kützing 0.33 2.0 187001 Eucocconeis flexella (Kützing) Cleve 0.16 1.0 187002 Eucocconeis laevis (Østrup) Lange-Bertalot in Lange-Bertalot and Ge+ 6.33 38.0 33026 Eunotia incisa Smith ex Gregory 0.16 1.0 34006 Fragilaria capucina Desmazières 2.00 12.0 34017 Fragilaria crotonensis Kitton 0.16 1.0 34212 Fragilaria sepes Ehrenberg 1.66 10.0 34105 Fragilaria tenera (Smith) Lange-Bertalot 1.33 8.0 37003 Gomphonema angustatum (Kützing) Rabenhorst 0.83 5.0 37197 Gomphonema kobayasii Kociolek et Kingston 0.16 1.0 37178 Gomphonema minutum (Agardh) Agardh 0.66 4.0 37065 Gomphonema olivaceum (Lyngbye) Kützing 0.16 1.0 37473 Gomphonema sp. 1.16 7.0 Yes 37022 Gomphonema truncatum Ehrenberg 0.50 3.0 39001 Hannaea arcus (Ehrenberg) Patrick in Patrick and Reimer 0.16 1.0 46014 Navicula cryptocephala Kützing 0.16 1.0 46527 Navicula cryptotenella Lange-Bertalot in Krammer and Lange-Bertalot 0.33 2.0 46056 Navicula radiosa Kützing 0.16 1.0 46150 Navicula vulpina Kützing 0.16 1.0 48008 Nitzschia dissipata (Kützing) Grunow 0.16 1.0 48013 Nitzschia frustulum (Kützing) Grunow in Cleve and Grunow 0.83 5.0 48122 Nitzschia inconspicua Grunow 0.33 2.0 48126 Nitzschia perminuta (Grunow in Van Heurck) Peragallo 0.16 1.0 189004 Rossithidium petersennii (Hustedt) Round et Bukhtiyarova 0.33 2.0 170133 Sellaphora atomoides (Grunow) Wetzel et Van de Vijver 0.50 3.0 172006 Staurosira construens var. venter (Ehrenberg) Hamilton in Hamilton,+ 0.66 4.0 175005 Staurosirella pinnata (Ehrenberg) Williams et Round 0.33 2.0 Yes 64022 Stephanodiscus medius Håkansson 0.16 1.0 67004 Tabellaria flocculosa (Roth) Kützing 3.66 22.0 245001 Ulnaria ulna (Nitzsch) Compère 0.16 1.0
Report Date: 3/24/2023 Total Number of Taxa: 50 Total Number Counted: 600
Count Notes:
? Comments: 21.0-7.0, 21.0-14.6; lots of sediment in this sample
Taxa Notes:
Naded 23990: possibly C cleve-eulerae or subarctica Naded 37473: GV Naded 175005: Many have very large striae, like S martyi, but not quite as wide as this one....
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