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


Water Body: Rock Creek (Lower)     Site Location ID: IH96SWIROA37  Sample Label:
Sample ID: IH016466                Client Sample ID: 40996-6466
Date Sample Collected: 07/08/1996  Count Finished: 01/08/1997
Subsample ID: DT1                  Slide Replicate ID: a     Count Replicate ID: 1
Counted By: Noma Ann Roberts       Sample Type: HC



   Naded Taxon Name                                                            Percent    Count Notes   
    2121 Achnanthes biporoma Hohn et Hellerman                                    0.12      1.0
    2004 Achnanthes clevei Grunow                                                 0.12      1.0
    2042 Achnanthes detha Hohn et Hellerman                                       0.12      1.0
    2007 Achnanthes exigua Grunow                                                 0.25      2.0
    2015 Achnanthes lanceolata (Brébisson ex Kützing) Grunow                      8.87     71.0
    2016 Achnanthes lanceolata var. dubia Grunow                                  0.37      3.0
    2028 Achnanthes marginulata Grunow                                            0.12      1.0
    2030 Achnanthes minutissima Kützing                                           9.50     76.0
    2026 Achnanthes pusilla (Grunow) DeToni                                       0.25      2.0
    7003 Amphora ovalis var. pediculus (Kützing) Van Heurck ex DeTony             0.12      1.0
    7004 Amphora perpusilla (Grunow) Grunow                                       0.25      2.0
   16005 Cocconeis placentula var. euglypta (Ehrenberg) Grunow                    0.87      7.0
   16003 Cocconeis placentula var. lineata (Ehrenberg) Van Heurck                 1.75     14.0
   23012 Cymbella minuta Hilse ex Rabenhorst                                      3.87     31.0
   23015 Cymbella minuta var. silesiaca (Bleisch ex Rabenhorst) Reimer            5.12     41.0
   23051 Cymbella sinuata Gregory                                                 3.62     29.0
   27002 Diatoma mesodon (Ehrenberg) Kützing                                      4.12     33.0
   30001 Diploneis elliptica (Kützing) Cleve                                      0.37      3.0
   30019 Diploneis puella (Schumann) Cleve                                        0.12      1.0
   33040 Eunotia pectinalis var. minor (Kützing) Rabenhorst                       0.62      5.0
   34022 Fragilaria leptostauron (Ehrenberg) Hustedt                              0.50      4.0
   34030 Fragilaria vaucheriae (Kützing) Petersen                                19.12    153.0
   35011 Frustulia vulgaris (Thwaites) De Toni                                    0.37      3.0
   36001 Gomphoneis eriense (Grunow) Skvortzow et Meyer                           0.25      2.0
   37003 Gomphonema angustatum (Kützing) Rabenhorst                               1.87     15.0
   37060 Gomphonema clevei Fricke in Schmidt et al.                               0.87      7.0
   37075 Gomphonema olivaceoides var. hutchinsoniana Patrick                      1.75     14.0
   37010 Gomphonema parvulum (Kützing) Kützing                                    1.25     10.0
   39001 Hannaea arcus (Ehrenberg) Patrick in Patrick and Reimer                  5.50     44.0
   39002 Hannaea arcus var. amphioxys (Rabenhorst) Patrick in Patrick and Re+     2.75     22.0
   44073 Melosira varians Agardh                                                  0.12      1.0
   46324 Navicula cincta (Ehrenberg) Ralfs in Pritchard                           1.87     15.0
   46102 Navicula cohnii (Hilse) Lange-Bertalot                                   0.12      1.0
   46039 Navicula minima Grunow in Van Heurck                                     0.25      2.0
   46051 Navicula pupula Kützing                                                  0.12      1.0
   46395 Navicula secreta var. apiculata Patrick                                  0.12      1.0
   46469 Navicula viridula var. avenacea (Brébisson ex Grunow) Van Heurck         2.37     19.0
   48129 Nitzschia admissa Hustedt                                                0.25      2.0
   48013 Nitzschia frustulum (Kützing) Grunow in Cleve and Grunow                 2.87     23.0
   48014 Nitzschia frustulum var. perminuta Grunow                                1.50     12.0
   48147 Nitzschia frustulum var. subsalina Hustedt                               0.25      2.0
   48157 Nitzschia linearis var. tenuis (Smith) Grunow in Cleve et Grunow         1.50     12.0
   52013 Pinnularia borealis Ehrenberg                                            0.25      2.0
   52033 Pinnularia intermedia (Lagerstedt) Cleve                                 0.25      2.0
   52059 Pinnularia subcapitata Gregory                                           0.25      2.0
   57001 Rhoicosphenia curvata (Kützing) Grunow ex Rabenhorst                     1.62     13.0
   66057 Synedra rumpens var. meneghiniana Grunow                                10.12     81.0
   66024 Synedra ulna (Nitzsch) Ehrenberg                                         1.12      9.0
   66059 Synedra ulna var. oxyrhynchus (Kützing) Van Heurck                       0.12      1.0


Report Date: 6/24/2021          Total Number of Taxa: 49          Total Number Counted: 800

Count Notes:
 
None.
 
Taxa Notes:
 
None.

 


 
Counts version 3.3 - last revision 2/16/2021
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