North American Diatom Ecological Database - NADED
Phycology Section, Patrick Center for Environmental Research
Diatom Count Report
Water Body: MONOCACY RIVER Site Location ID: GS01639000 Sample Label:
Sample ID: GS018893 Client Sample ID: POTO0695ARE0303
Date Sample Collected: 06/21/1995 Count Finished:
Subsample ID: DT1 Slide Replicate ID: a Count Replicate ID: 1
Counted By: Noma Ann Roberts Sample Type: RTH
Naded Taxon Name Percent Count Notes
2015 Achnanthes lanceolata (Brébisson ex Kützing) Grunow 0.16 1.0
2016 Achnanthes lanceolata var. dubia Grunow 0.16 1.0
2030 Achnanthes minutissima Kützing 1.50 9.0
2034 Achnanthes pinnata Hustedt 3.50 21.0
7001 Amphora ovalis (Kützing) Kützing 0.16 1.0
7003 Amphora ovalis var. pediculus (Kützing) Van Heurck ex DeTony 0.33 2.0
7004 Amphora perpusilla (Grunow) Grunow 1.00 6.0
11002 Biddulphia laevis Ehrenberg 0.16 1.0
16011 Cocconeis pediculus Ehrenberg 0.66 4.0
16005 Cocconeis placentula var. euglypta (Ehrenberg) Grunow 1.66 10.0
20007 Cyclotella meneghiniana Kützing 1.00 6.0
20012 Cyclotella pseudostelligera Hustedt 0.50 3.0
23012 Cymbella minuta Hilse ex Rabenhorst 1.00 6.0
23047 Cymbella sinuata fo. antiqua (Grunow) Reimer in Patrick and Reimer 0.66 4.0
23051 Cymbella sinuata Gregory 0.50 3.0
34025 Fragilaria pinnata Ehrenberg 0.33 2.0
34030 Fragilaria vaucheriae (Kützing) Petersen 1.00 6.0
36003 Gomphoneis herculeana (Ehrenberg) Cleve 0.33 2.0
37060 Gomphonema clevei Fricke in Schmidt et al. 4.33 26.0
37008 Gomphonema grunowii Patrick in Patrick and Reimer 0.33 2.0
37010 Gomphonema parvulum (Kützing) Kützing 3.16 19.0
38005 Gyrosigma attenuatum (Kützing) Rabenhorst 0.16 1.0
44073 Melosira varians Agardh 1.16 7.0
46007 Navicula biconica Patrick 0.66 4.0
46013 Navicula contenta var. biceps (Grunow) Van Heurck 0.33 2.0
46268 Navicula hustedtii Krasske 0.33 2.0
46039 Navicula minima Grunow in Van Heurck 9.16 55.0
46042 Navicula mutica Kützing 0.16 1.0
46388 Navicula rhynchocephala var. germainii (Wallace) Patrick 0.33 2.0
46155 Navicula salinarum var. intermedia (Grunow) Cleve 3.16 19.0
46395 Navicula secreta var. apiculata Patrick 0.33 2.0
46828 Navicula sp. 1 ANS HDSN 9.83 59.0
46400 Navicula symmetrica Patrick 0.33 2.0
46104 Navicula tripunctata (Müller) Bory 5.66 34.0
46469 Navicula viridula var. avenacea (Brébisson ex Grunow) Van Heurck 0.33 2.0
48004 Nitzschia amphibia Grunow 5.00 30.0
48013 Nitzschia frustulum (Kützing) Grunow in Cleve and Grunow 11.33 68.0
48014 Nitzschia frustulum var. perminuta Grunow 16.16 97.0
48147 Nitzschia frustulum var. subsalina Hustedt 0.66 4.0
48022 Nitzschia kuetzingiana Hilse 0.16 1.0
57001 Rhoicosphenia curvata (Kützing) Grunow ex Rabenhorst 11.66 70.0
66018 Synedra rumpens var. familiaris (Kützing) Hustedt 0.16 1.0
66057 Synedra rumpens var. meneghiniana Grunow 0.33 2.0
Report Date: 6/27/2022 Total Number of Taxa: 43 Total Number Counted: 600
Count Notes:
None.
Taxa Notes:
None.
Counts version 3.3 - last revision 2/16/2021
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