North American Diatom Ecological Database - NADED
Phycology Section, Patrick Center for Environmental Research
Diatom Count Report
Water Body: Abrams Creek Site Location ID: RRABF Sample Label:
Sample ID: RRABFSS Client Sample ID:
Date Sample Collected: 08/27/1999 Count Finished: 01/14/2000
Subsample ID: DT1 Slide Replicate ID: a Count Replicate ID: 1
Counted By: Todd Clason Sample Type:
Naded Taxon Name Percent Count Notes
2004 Achnanthes clevei Grunow 0.66 2.0
2126 Achnanthes deflexa Reimer 0.33 1.0
401 Achnanthes exigua var. heterovalva Krasske 1.00 3.0
2015 Achnanthes lanceolata (Brébisson ex Kützing) Grunow 5.33 16.0
2030 Achnanthes minutissima Kützing 6.33 19.0
2034 Achnanthes pinnata Hustedt 1.66 5.0
2186 Achnanthes rupestoides Hohn 0.33 1.0
2148 Achnanthes subhudsonis Hustedt 0.66 2.0
7004 Amphora perpusilla (Grunow) Grunow 11.66 35.0
7006 Amphora veneta Kützing 0.66 2.0
76001 Bacillaria paradoxa Gmelin in Linneaeus 0.33 1.0
16011 Cocconeis pediculus Ehrenberg 0.66 2.0
16003 Cocconeis placentula var. lineata (Ehrenberg) Van Heurck 2.33 7.0
20007 Cyclotella meneghiniana Kützing 0.33 1.0
23015 Cymbella minuta var. silesiaca (Bleisch ex Rabenhorst) Reimer 0.66 2.0
27004 Diatoma vulgare Bory 0.33 1.0
33040 Eunotia pectinalis var. minor (Kützing) Rabenhorst 0.66 2.0
35011 Frustulia vulgaris (Thwaites) De Toni 0.66 2.0
37003 Gomphonema angustatum (Kützing) Rabenhorst 0.33 1.0
37010 Gomphonema parvulum (Kützing) Kützing 2.00 6.0
37092 Gomphonema subclavatum var. mexicanum (Grunow) Patrick 0.33 1.0
44073 Melosira varians Agardh 1.00 3.0
46005 Navicula atomus (Kützing) Grunow 0.33 1.0
46013 Navicula contenta var. biceps (Grunow) Van Heurck 0.33 1.0
46014 Navicula cryptocephala Kützing 0.66 2.0
46170 Navicula cryptocephala var. veneta (Kützing) Rabenhorst 1.33 4.0
46257 Navicula decussis Østrup 1.00 3.0
46023 Navicula gregaria Donkin 14.00 42.0
46523 Navicula ignota var. acceptata (Hustedt) Lange-Bertalot 1.66 5.0
46039 Navicula minima Grunow in Van Heurck 7.33 22.0
46385 Navicula pupula var. rostrata Hustedt 0.66 2.0
46388 Navicula rhynchocephala var. germainii (Wallace) Patrick 0.33 1.0
46069 Navicula seminuloides Hustedt 0.66 2.0
46400 Navicula symmetrica Patrick 0.33 1.0
46402 Navicula tenera Hustedt 1.33 4.0
46469 Navicula viridula var. avenacea (Brébisson ex Grunow) Van Heurck 3.33 10.0
48004 Nitzschia amphibia Grunow 1.66 5.0
48268 Nitzschia constricta (Kützing) Ralfs in Pritchard 0.66 2.0
48011 Nitzschia fonticola (Grunow) Grunow in Van Heurck 2.66 8.0
48015 Nitzschia gracilis Hantzsch in Rabenhorst 0.33 1.0
48122 Nitzschia inconspicua Grunow 6.33 19.0
48153 Nitzschia intermedia Hantzsch ex Cleve et Grunow 0.33 1.0
48023 Nitzschia linearis (Agardh) Smith 0.66 2.0
48025 Nitzschia palea (Kützing) Smith 2.66 8.0
48029 Nitzschia recta Hantzsch ex Rabenhorst 0.33 1.0
48183 Nitzschia tryblionella var. victoriae (Grunow) Grunow 0.66 2.0
48349 Nitzschia tubicola Grunow in Cleve and Grunow 0.33 1.0
55002 Reimeria sinuata (Gregory) Kociolek et Stoermer 1.33 4.0
57001 Rhoicosphenia curvata (Kützing) Grunow ex Rabenhorst 6.66 20.0
65048 Surirella minuta Brébisson 1.00 3.0
66056 Synedra pulchella var. lacerata Hustedt 0.33 1.0
66016 Synedra rumpens Kützing 1.66 5.0
66057 Synedra rumpens var. meneghiniana Grunow 0.33 1.0
66024 Synedra ulna (Nitzsch) Ehrenberg 0.33 1.0
Report Date: 3/24/2023 Total Number of Taxa: 54 Total Number Counted: 300
Count Notes:
?
Comments: R1 x38.4, y88.2; y102.3 R2 x38.9; y96.8.
Taxa Notes:
None.
Counts version 3.3 - last revision 2/16/2021
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