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


Water Body: Delaware River         Site Location ID: DR8190  Sample Label:
Sample ID: PWD0034                 Client Sample ID: DR8190101812
Date Sample Collected: 10/18/2012  Count Finished: 10/09/2013
Subsample ID: DT1                  Slide Replicate ID: a     Count Replicate ID: 1
Counted By: Sonja Hausmann         Sample Type: PP



   Naded Taxon Name                                                            Percent    Count Notes   
    2132 Achnanthes subhudsonis var. kraeuselii (Cholnoky) Cholnoky               1.02      5.0
    1010 Achnanthidium minutissimum (Kützing) Czarnecki                           0.81      4.0
    1036 Achnanthidium rivulare Potapova et Ponader                               1.42      7.0
   86002 Actinocyclus normanii (Gregory) Hustedt                                  7.75     38.0
    7043 Amphora pediculus (Kützing) Grunow in A. Schmidt                        11.42     56.0
    9001 Asterionella formosa Hassall                                             0.20      1.0
   10008 Aulacoseira ambigua (Grunow in Van Heurck) Simonsen                      0.40      2.0
   10018 Aulacoseira granulata (Ehrenberg) Simonsen                               0.40      2.0
   12001 Caloneis bacillum (Grunow) Cleve                                         0.40      2.0
  212003 Chamaepinnularia evanida (Hustedt) Lange-Bertalot in Lange-Bertalot+     1.22      6.0
   16025 Cocconeis neothumensis Krammer                                           1.42      7.0
   16004 Cocconeis placentula Ehrenberg                                           1.63      8.0
   21015 Craticula molestiformis (Hustedt) Mayama                                 0.40      2.0
   20001 Cyclotella atomus Hustedt                                               12.24     60.0
   20060 Cyclotella meduanae Germain                                              2.04     10.0
   20007 Cyclotella meneghiniana Kützing                                          4.08     20.0
   20011 Cyclotella striata (Kützing) Grunow in Cleve and Grunow                  7.75     38.0
   80001 Cymatosira belgica Grunow in Van Heurck                                  2.44     12.0
   23990 Cymbella sp. 1 ?                                                         0.20      1.0
   27008 Diatoma moniliformis Kützing                                             0.40      2.0
 2506002 Discostella pseudostelligera (Hustedt) Houk et Klee                      0.20      1.0
  110004 Encyonema minutum (Hilse in Rabenhorst) Mann in Round, Crawford and+     0.40      2.0
  110005 Encyonema silesiacum (Bleisch in Rabenhorst) Mann in Round, Crawfor+     0.61      3.0
 8942004 Eolimna subminuscula (Manguin) Moser, Lange-Bertalot et Metzeltin        0.20      1.0
  115001 Fallacia pygmaea (Kützing) Stickle et Mann in Round, Crawford and M+     0.20      1.0
   35011 Frustulia vulgaris (Thwaites) De Toni                                    0.20      1.0
  210003 Geissleria decussis (Østrup) Lange-Bertalot et Metzeltin                 0.40      2.0
   37010 Gomphonema parvulum (Kützing) Kützing                                    0.20      1.0
   38030 Gyrosigma sp.                                                            0.20      1.0
  213003 Hippodonta lueneburgensis (Grunow) Lange-Bertalot, Metzeltin et Wit+     0.20      1.0
  125011 Karayevia oblongella (Østrup) Aboal in Aboal, Alvarez-Cobelas, Camb+     0.20      1.0
  130002 Luticola mutica (Kützing) Mann in Round, Crawford and Mann               0.20      1.0
   46014 Navicula cryptocephala Kützing                                           0.81      4.0
   46648 Navicula erifuga Lange-Bertalot in Krammer and Lange-Bertalot            1.22      6.0
   46023 Navicula gregaria Donkin                                                 2.04     10.0
   46859 Navicula lanceolata (Agardh) Kützing                                     0.61      3.0
   46649 Navicula recens (Lange-Bertalot) Lange-Bertalot in Krammer and Lang+     0.61      3.0
   46990 Navicula sp. 1 ?                                                         0.81      4.0
   46400 Navicula symmetrica Patrick                                              0.40      2.0
   46774 Navicula trivialis Lange-Bertalot                                        0.40      2.0
   48002 Nitzschia acicularis (Kützing) Smith                                     0.20      1.0
   48004 Nitzschia amphibia Grunow                                                0.40      2.0
   48417 Nitzschia archibaldii Lange-Bertalot                                     0.40      2.0
   48197 Nitzschia brevissima Grunow ex Van Heurck                                0.20      1.0
   48006 Nitzschia capitellata Hustedt in A. Schmidt                              2.04     10.0
   48013 Nitzschia frustulum (Kützing) Grunow in Cleve and Grunow                 2.24     11.0
   48122 Nitzschia inconspicua Grunow                                             0.20      1.0
   48156 Nitzschia liebethruthii Rabenhorst                                       0.81      4.0
   48024 Nitzschia microcephala Grunow                                            0.20      1.0
   48025 Nitzschia palea (Kützing) Smith                                          0.20      1.0
   48029 Nitzschia recta Hantzsch ex Rabenhorst                                   0.20      1.0
   48378 Nitzschia solita Hustedt                                                 0.20      1.0
   48990 Nitzschia sp. 1 ?                                                        1.22      6.0
  155003 Planothidium lanceolatum (Brébisson ex Kützing) Lange-Bertalot           0.61      3.0
   84990 Rhaphoneis sp. 1 ?                                                       1.02      5.0
   57002 Rhoicosphenia abbreviata (Agardh) Lange-Bertalot                         1.02      5.0
  175001 Staurosirella leptostauron (Ehrenberg) Williams et Round                 0.40      2.0
  175005 Staurosirella pinnata (Ehrenberg) Williams et Round                      1.63      8.0
 9092001 Stephanocostis lucens (Hustedt) Genkal et Makarova in Makarova and +     9.18     45.0
   64010 Stephanodiscus hantzschii Grunow in Cleve and Grunow                     0.81      4.0
   64018 Stephanodiscus minutulus (Kützing) Cleve et Möller                       0.61      3.0
   65064 Surirella brebissonii var. kuetzingii Krammer et Lange-Bertalot          0.20      1.0
   66016 Synedra rumpens Kützing                                                  0.40      2.0
   67002 Tabellaria fenestrata (Lyngbye) Kützing                                  0.40      2.0
  200002 Tabularia fasciculata (Agardh) Williams et Round                         0.20      1.0
   70005 Thalassiosira gessneri Hustedt                                           0.40      2.0
   70029 Thalassiosira proschkinae Makarova in Makarova, Genkal and Kuzmin        3.26     16.0
   70003 Thalassiosira visurgis Hustedt                                           1.22      6.0
  185026 Tryblionella levidensis Smith                                            1.02      5.0
   89889 Undetermined Pennate                                                     1.02      5.0


Report Date: 9/24/2023          Total Number of Taxa: 70          Total Number Counted: 490

Count Notes:

  ?
  Comments: Cymatosira belgica, Cyclotella striata, Thalassiosira proschkinae are typical for high conductivity. The sample was rich in very rich in silt and relatively few diatoms. Only 490 valves were counted but at least 4 hrs spent on counting.
 
Taxa Notes:
 
None.

 


 
Counts version 3.3 - last revision 2/16/2021
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