North American Diatom Ecological Database - NADED
Phycology Section, Patrick Center for Environmental Research
Diatom Count Report
Water Body: Aunt Hannah Brook Site Location ID: ME-000165 Sample Label: 1365
Sample ID: MEDP0757 Client Sample ID: SA-343-2013r (1365)
Date Sample Collected: 07/25/2013 Count Finished: 02/21/2014
Subsample ID: DT1 Slide Replicate ID: a Count Replicate ID: 1
Counted By: Sonja Hausmann Sample Type: RTH
Naded Taxon Name Percent Count Notes
1032 Achnanthidium latecephalum Kobayashi 0.57 2.0
1010 Achnanthidium minutissimum (Kützing) Czarnecki 28.00 98.0
1023 Achnanthidium pyrenaicum (Hustedt) Kobayashi 0.57 2.0
1036 Achnanthidium rivulare Potapova et Ponader 17.42 61.0
86002 Actinocyclus normanii (Gregory) Hustedt 0.28 1.0
10084 Aulacoseira sp. 0.28 1.0
16004 Cocconeis placentula Ehrenberg 17.42 61.0
16003 Cocconeis placentula var. lineata (Ehrenberg) Van Heurck 10.57 37.0
20007 Cyclotella meneghiniana Kützing 0.28 1.0
110004 Encyonema minutum (Hilse in Rabenhorst) Mann in Round, Crawford and+ 0.57 2.0
110005 Encyonema silesiacum (Bleisch in Rabenhorst) Mann in Round, Crawfor+ 0.28 1.0
8942001 Eolimna minima (Grunow) Lange-Bertalot 0.28 1.0
32003 Epithemia adnata (Kützing) Brébisson 0.28 1.0
187002 Eucocconeis laevis (Østrup) Lange-Bertalot in Lange-Bertalot and Ge+ 1.71 6.0
33185 Eunotia bilunaris (Ehrenberg) Souza in Souza and Moreira-Filho 0.28 1.0
33183 Eunotia minor (Kützing) Grunow in Van Heurck 1.71 6.0
33041 Eunotia pectinalis var. undulata (Ralfs) Rabenhorst 0.28 1.0
33362 Eunotia sp. 1.42 5.0
33245 Eunotia subarcuatoides Alles, Nörpel et Lange-Bertalot 0.28 1.0
34098 Fragilaria capucina var. gracilis (Østrup) Hustedt 1.42 5.0
34030 Fragilaria vaucheriae (Kützing) Petersen 1.42 5.0
37178 Gomphonema minutum (Agardh) Agardh 0.57 2.0
37010 Gomphonema parvulum (Kützing) Kützing 0.28 1.0
37473 Gomphonema sp. 2.85 10.0
45002 Meridion circulare var. constrictum (Ralfs) Van Heurck 0.85 3.0
46014 Navicula cryptocephala Kützing 0.28 1.0
46527 Navicula cryptotenella Lange-Bertalot in Krammer and Lange-Bertalot 0.57 2.0
46044 Navicula notha Wallace 0.28 1.0
46649 Navicula recens (Lange-Bertalot) Lange-Bertalot in Krammer and Lang+ 0.28 1.0
46154 Navicula rhynchocephala Kützing 0.28 1.0
93383 Navicula sp. 0.57 2.0
46104 Navicula tripunctata (Müller) Bory 0.28 1.0
48228 Nitzschia palea var. debilis (Kützing) Grunow in Cleve and Grunow 0.28 1.0
48638 Nitzschia sp. 0.28 1.0
103107 Pinnularia sp. 0.57 2.0
155017 Planothidium frequentissimum (Lange-Bertalot in Krammer and Lange-B+ 1.14 4.0
155003 Planothidium lanceolatum (Brébisson ex Kützing) Lange-Bertalot 0.57 2.0
155005 Planothidium peragalli (Brun et Héribaud) Round et Bukhtiyarova 0.28 1.0
186001 Psammothidium bioretii (Germain) Bukhtiyarova et Round 0.28 1.0
186011 Psammothidium chlidanos (Hohn et Hellerman) Lange-Bertalot 0.28 1.0
186008 Psammothidium subatomoides (Hustedt in Schmidt) Bukhtiyarova et Rou+ 0.57 2.0
55002 Reimeria sinuata (Gregory) Kociolek et Stoermer 1.42 5.0
172006 Staurosira construens var. venter (Ehrenberg) Hamilton in Hamilton,+ 0.57 2.0
245001 Ulnaria ulna (Nitzsch) Compère 0.85 3.0
89889 Undetermined Pennate 0.28 1.0
Report Date: 3/23/2023 Total Number of Taxa: 45 Total Number Counted: 350
Count Notes:
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Comments: 350 valves were counted in three transects. Many valves were broken, lots of silt and black stuff.
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Comments: decided to use A slide even after making C slide
Taxa Notes:
None.
Counts version 3.3 - last revision 2/16/2021
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