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


Water Body: Big Creek              Site Location ID: IH97SWIROB31  Sample Label: 97SWIROB31
Sample ID: IH020285                Client Sample ID: 40797-0872
Date Sample Collected: 07/09/1997  Count Finished: 04/21/1998
Subsample ID: DT1                  Slide Replicate ID: a     Count Replicate ID: 1
Counted By: Lara Panayotoff        Sample Type: HC



   Naded Taxon Name                                                            Percent    Count Notes   
    2042 Achnanthes detha Hohn et Hellerman                                       0.12      1.0
    2015 Achnanthes lanceolata (Brébisson ex Kützing) Grunow                      1.00      8.0
    2030 Achnanthes minutissima Kützing                                           0.87      7.0
    6001 Amphipleura pellucida (Kützing) Kützing                                  1.62     13.0
    7001 Amphora ovalis (Kützing) Kützing                                         0.12      1.0
    7003 Amphora ovalis var. pediculus (Kützing) Van Heurck ex DeTony             0.12      1.0
   12001 Caloneis bacillum (Grunow) Cleve                                         0.25      2.0
   16005 Cocconeis placentula var. euglypta (Ehrenberg) Grunow                    0.25      2.0
   16003 Cocconeis placentula var. lineata (Ehrenberg) Van Heurck                 0.87      7.0
   22001 Cymatopleura solea (Brébisson in Brébisson and Godey) W. Smith           0.12      1.0
   23012 Cymbella minuta Hilse ex Rabenhorst                                      0.75      6.0
   23015 Cymbella minuta var. silesiaca (Bleisch ex Rabenhorst) Reimer            1.00      8.0
   23051 Cymbella sinuata Gregory                                                10.12     81.0
   32006 Epithemia sorex Kützing                                                  1.75     14.0
   34025 Fragilaria pinnata Ehrenberg                                             0.12      1.0
   34030 Fragilaria vaucheriae (Kützing) Petersen                                 1.00      8.0
   36003 Gomphoneis herculeana (Ehrenberg) Cleve                                  0.12      1.0
   36004 Gomphoneis herculeanum var. robusta (Grunow) Cleve                       0.37      3.0
   37030 Gomphonema intricatum Kützing                                            0.25      2.0
   37098 Gomphonema intricatum var. pumila Grunow ex Van Heurck                   5.25     42.0
   37075 Gomphonema olivaceoides var. hutchinsoniana Patrick                      0.12      1.0
   37031 Gomphonema ventricosum Gregory                                           5.75     46.0
   44010 Melosira italica (Ehrenberg) Kützing                                     0.25      2.0
   44073 Melosira varians Agardh                                                  0.12      1.0
   45002 Meridion circulare var. constrictum (Ralfs) Van Heurck                   0.25      2.0
   46421 Navicula agrestis Hustedt                                                3.00     24.0
   46003 Navicula arvensis Hustedt                                                0.37      3.0
   46005 Navicula atomus (Kützing) Grunow                                        17.25    138.0
   46324 Navicula cincta (Ehrenberg) Ralfs in Pritchard                           0.25      2.0
   46014 Navicula cryptocephala Kützing                                           0.25      2.0
   46523 Navicula ignota var. acceptata (Hustedt) Lange-Bertalot                  0.25      2.0
   46046 Navicula paucivisitata Patrick                                           0.50      4.0
   46058 Navicula radiosa var. tenella (Brébisson ex Kützing) Grunow              0.25      2.0
   46388 Navicula rhynchocephala var. germainii (Wallace) Patrick                 0.25      2.0
   46155 Navicula salinarum var. intermedia (Grunow) Cleve                        5.75     46.0
   46990 Navicula sp. 1 ?                                                         0.25      2.0
   46469 Navicula viridula var. avenacea (Brébisson ex Grunow) Van Heurck         0.12      1.0
   48002 Nitzschia acicularis (Kützing) Smith                                     0.12      1.0
   48296 Nitzschia cf. archibaldii CODY Lange-Bertalot                           25.50    204.0
   48008 Nitzschia dissipata (Kützing) Grunow                                     7.87     63.0
   48023 Nitzschia linearis (Agardh) Smith                                        0.75      6.0
   48025 Nitzschia palea (Kützing) Smith                                          2.12     17.0
   48029 Nitzschia recta Hantzsch ex Rabenhorst                                   0.12      1.0
   57001 Rhoicosphenia curvata (Kützing) Grunow ex Rabenhorst                     1.25     10.0
   65048 Surirella minuta Brébisson                                               0.37      3.0
   66016 Synedra rumpens Kützing                                                  0.12      1.0
   66024 Synedra ulna (Nitzsch) Ehrenberg                                         0.25      2.0
   66058 Synedra ulna var. contracta Østrup                                       0.37      3.0


Report Date: 9/26/2021          Total Number of Taxa: 48          Total Number Counted: 800

Count Notes:

  ?
  Comments: start 101.6 x 21.0 end 101.6 x 14.5 Many tiny Navicula and delicate Nitzschia-- very hard to see, especially in dirt clumps. Numbers of small Navicula (N. atomus, N. agrestis, eg) may be under-represented in count.
 
Taxa Notes:
 
None.

 


 
Counts version 3.3 - last revision 2/16/2021
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