North American Diatom Ecological Database - NADED
Phycology Section, Patrick Center for Environmental Research
Diatom Count Report
 


Water Body: Potomac River          Site Location ID: DK1     Sample Label: DK1/74
Sample ID: DK10007                 Client Sample ID:
Date Sample Collected: 08/21/1974  Count Finished:
Subsample ID: DT1                  Slide Replicate ID: a     Count Replicate ID: 1
Counted By: Christine Parker       Sample Type: HC



   Naded Taxon Name                                                            Percent    Count Notes   
    2015 Achnanthes lanceolata (Brébisson ex Kützing) Grunow                      0.19      3.0
    2016 Achnanthes lanceolata var. dubia Grunow                                  0.32      5.0
    2030 Achnanthes minutissima Kützing                                           2.70     42.0
    7003 Amphora ovalis var. pediculus (Kützing) Van Heurck ex DeTony             1.22     19.0
   16011 Cocconeis pediculus Ehrenberg                                            0.38      6.0
   16005 Cocconeis placentula var. euglypta (Ehrenberg) Grunow                    0.64     10.0
   20001 Cyclotella atomus Hustedt                                                3.79     59.0
   20007 Cyclotella meneghiniana Kützing                                         26.40    410.0
   20012 Cyclotella pseudostelligera Hustedt                                     23.50    365.0
   23073 Cymbella affinis Kützing                                                 0.51      8.0
   23005 Cymbella cistula (Ehrenberg in Hemprich and Ehrenberg) Kirchner          0.25      4.0
   23012 Cymbella minuta Hilse ex Rabenhorst                                      0.25      4.0
   23079 Cymbella prostrata (Berkeley) Cleve                                      0.06      1.0
   23051 Cymbella sinuata Gregory                                                 0.32      5.0
   23068 Cymbella tumida (Brébisson ex Kützing) Van Heurck                        3.21     50.0
   34025 Fragilaria pinnata Ehrenberg                                             0.12      2.0
   34030 Fragilaria vaucheriae (Kützing) Petersen                                 0.06      1.0
   37067 Gomphonema abbreviatum Agardh                                            0.06      1.0
   37006 Gomphonema dichotomum Kützing                                            0.77     12.0
   37065 Gomphonema olivaceum (Lyngbye) Kützing                                   0.06      1.0
   37010 Gomphonema parvulum (Kützing) Kützing                                    1.03     16.0
   38004 Gyrosigma spencerii (Smith) Griffith et Henfrey                          1.03     16.0
   46002 Navicula angusta Grunow                                                  0.06      1.0
   46115 Navicula confervacea (Kützing) Grunow                                    0.12      2.0
   46170 Navicula cryptocephala var. veneta (Kützing) Rabenhorst                  0.12      2.0
   46257 Navicula decussis Østrup                                                 0.06      1.0
   46034 Navicula lanceolata (Agardh) Kützing                                     0.12      2.0
   46370 Navicula luzonensis Hustedt                                              0.06      1.0
   46039 Navicula minima Grunow in Van Heurck                                     0.45      7.0
   46058 Navicula radiosa var. tenella (Brébisson ex Kützing) Grunow              2.12     33.0
   46154 Navicula rhynchocephala Kützing                                          0.32      5.0
   46388 Navicula rhynchocephala var. germainii (Wallace) Patrick                 0.25      4.0
   46155 Navicula salinarum var. intermedia (Grunow) Cleve                        4.63     72.0
   46390 Navicula salinicola Hustedt                                              0.38      6.0
   46070 Navicula seminulum Grunow                                                0.57      9.0
   46471 Navicula sp. ANS JH Y3                                                   0.25      4.0
   46400 Navicula symmetrica Patrick                                              1.60     25.0
   46104 Navicula tripunctata (Müller) Bory                                       0.06      1.0
   46406 Navicula tripunctata var. schizonemoides (Van Heurck) Patrick           15.77    245.0
   48002 Nitzschia acicularis (Kützing) Smith                                     0.19      3.0
   48004 Nitzschia amphibia Grunow                                                0.64     10.0
   48006 Nitzschia capitellata Hustedt in A. Schmidt                              1.09     17.0
   48008 Nitzschia dissipata (Kützing) Grunow                                     0.38      6.0
   48145 Nitzschia filiformis (Smith) Van Heurck                                  0.06      1.0
   48013 Nitzschia frustulum (Kützing) Grunow in Cleve and Grunow                 0.12      2.0
   48014 Nitzschia frustulum var. perminuta Grunow                                0.12      2.0
   48025 Nitzschia palea (Kützing) Smith                                          1.35     21.0
   48183 Nitzschia tryblionella var. victoriae (Grunow) Grunow                    0.12      2.0
   57001 Rhoicosphenia curvata (Kützing) Grunow ex Rabenhorst                     1.28     20.0
   64012 Stephanodiscus invisitatus Hohn et Hellerman                             0.45      7.0
   66015 Synedra radians Kützing                                                  0.06      1.0
   70004 Thalassiosira sp. 1 ANS NAR                                              0.06      1.0


Report Date: 10/21/2019          Total Number of Taxa: 52          Total Number Counted: 1553

Count Notes:
 
None.
 
Taxa Notes:
 
None.

 


 
Counts version 3.2 - last revision 6/17/2017
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