North American Diatom Ecological Database - NADED
Phycology Section, Patrick Center for Environmental Research
Diatom Count Report
Water Body: Donny Brook Site Location ID: RRDNO Sample Label: DNO-R
Sample ID: RRDNOR Client Sample ID:
Date Sample Collected: 09/11/1998 Count Finished: 11/17/1998
Subsample ID: DT1 Slide Replicate ID: a Count Replicate ID: 1
Counted By: Todd Clason Sample Type:
Naded Taxon Name Percent Count Notes
2126 Achnanthes deflexa Reimer 7.66 23.0
2015 Achnanthes lanceolata (Brébisson ex Kützing) Grunow 1.00 3.0
2022 Achnanthes levanderi Hustedt 0.66 2.0
2030 Achnanthes minutissima Kützing 2.00 6.0
2034 Achnanthes pinnata Hustedt 0.33 1.0
2148 Achnanthes subhudsonis Hustedt 5.66 17.0
7004 Amphora perpusilla (Grunow) Grunow 1.33 4.0
7019 Amphora submontana Hustedt 0.33 1.0
16004 Cocconeis placentula Ehrenberg 0.33 1.0
16003 Cocconeis placentula var. lineata (Ehrenberg) Van Heurck 4.00 12.0
16016 Cocconeis thienemannii Hustedt 0.33 1.0
20007 Cyclotella meneghiniana Kützing 0.33 1.0
37002 Gomphonema affine Kützing 1.00 3.0
37007 Gomphonema gracile Ehrenberg 0.33 1.0
37010 Gomphonema parvulum (Kützing) Kützing 16.66 50.0
44073 Melosira varians Agardh 1.33 4.0
46014 Navicula cryptocephala Kützing 0.66 2.0
46023 Navicula gregaria Donkin 0.33 1.0
46370 Navicula luzonensis Hustedt 0.33 1.0
46039 Navicula minima Grunow in Van Heurck 7.33 22.0
46388 Navicula rhynchocephala var. germainii (Wallace) Patrick 1.66 5.0
46395 Navicula secreta var. apiculata Patrick 0.33 1.0
46400 Navicula symmetrica Patrick 2.33 7.0
46402 Navicula tenera Hustedt 0.66 2.0
48004 Nitzschia amphibia Grunow 19.66 59.0
48268 Nitzschia constricta (Kützing) Ralfs in Pritchard 0.33 1.0
48122 Nitzschia inconspicua Grunow 4.00 12.0
48025 Nitzschia palea (Kützing) Smith 3.33 10.0
55002 Reimeria sinuata (Gregory) Kociolek et Stoermer 1.33 4.0
57001 Rhoicosphenia curvata (Kützing) Grunow ex Rabenhorst 14.00 42.0
66058 Synedra ulna var. contracta Østrup 0.33 1.0
Report Date: 3/24/2023 Total Number of Taxa: 31 Total Number Counted: 300
Count Notes:
?
Comments: Row 1 x37.8, y88.3; y91.
Taxa Notes:
None.
Counts version 3.3 - last revision 2/16/2021
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