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


Water Body: MERCED R               Site Location ID: GS11273500  Sample Label:
Sample ID: GS137254                Client Sample ID: SANJ0804ARE0001BA
Date Sample Collected: 08/18/2004  Count Finished: 09/21/2005
Subsample ID: DT1                  Slide Replicate ID: a     Count Replicate ID: 1
Counted By: Erin Hagan             Sample Type: RTH



   Naded Taxon Name                                                            Percent    Count Notes   
    2990 Achnanthes sp. 1 ?                                                       0.33      2.0
    1024 Achnanthidium exiguum (Grunow in Cleve and Grunow) Czarnecki             0.33      2.0
    1010 Achnanthidium minutissimum (Kützing) Czarnecki                           0.83      5.0
   16011 Cocconeis pediculus Ehrenberg                                            0.16      1.0
   16004 Cocconeis placentula Ehrenberg                                           0.16      1.0
   16003 Cocconeis placentula var. lineata (Ehrenberg) Van Heurck                 0.66      4.0
  197001 Diadesmis confervacea Kützing                                            3.16     19.0
   34074 Fragilaria pinnata var. subcapitata Frenguelli                           3.16     19.0
   34205 Fragilaria sp. 12 NAWQA HAGAN                                            4.66     28.0
   37197 Gomphonema kobayasii Kociolek et Kingston                                0.66      4.0
   37278 Gomphonema lagenula Kützing                                              0.33      2.0
   37010 Gomphonema parvulum (Kützing) Kützing                                    0.33      2.0
   37080 Gomphonema rhombicum Fricke in Schmidt et al.                            0.66      4.0
   37990 Gomphonema sp. 1 ?                                                       0.16      1.0
   38027 Gyrosigma reimeri Sterrenburg                                            0.83      5.0
  213001 Hippodonta capitata (Ehrenberg) Lange-Bertalot, Metzeltin et Witkow+     0.16      1.0
  130001 Luticola goeppertiana (Bleisch in Rabenhorst) Mann in Round, Crawfo+     0.33      2.0
   44073 Melosira varians Agardh                                                  0.33      2.0
   46003 Navicula arvensis Hustedt                                                0.50      3.0
   46527 Navicula cryptotenella Lange-Bertalot in Krammer and Lange-Bertalot      0.66      4.0
   46362 Navicula ingenua Hustedt                                                 0.33      2.0
   46039 Navicula minima Grunow in Van Heurck                                     3.00     18.0
   46896 Navicula rostellata Kützing                                              1.33      8.0
   46562 Navicula subminuscula Manguin                                            0.16      1.0
   46078 Navicula submuralis Hustedt                                              0.33      2.0
   46560 Navicula subrhynchocephala Hustedt                                       2.33     14.0
   48004 Nitzschia amphibia Grunow                                                0.50      3.0
   48025 Nitzschia palea (Kützing) Smith                                          0.33      2.0
   48284 Nitzschia radicula Hustedt                                               0.33      2.0
   50007 Opephora olsenii Møller                                                  1.16      7.0
   74001 Orthoseira roeseana (Rabenhorst) OMeara                                  0.16      1.0
  194008 Placoneis gastrum (Ehrenberg) Mereschkowsky                              0.16      1.0
  155017 Planothidium frequentissimum (Lange-Bertalot in Krammer and Lange-B+     1.83     11.0
  155029 Planothidium robustius Lange-Bertalot                                    0.33      2.0
  155018 Planothidium rostratum (Østrup) Lange-Bertalot                           2.16     13.0
  158001 Pleurosira laevis (Ehrenberg) Compère                                    0.16      1.0
  186014 Psammothidium lacus-vulcani (Lange-Bertalot et Krammer) Bukhtiyarov+     0.66      4.0
   73001 Pseudostaurosira brevistriata (Grunow in Van Heurck) Williams et Ro+    16.83    101.0
  170009 Sellaphora bacillum (Ehrenberg) Mann                                     0.33      2.0
  170006 Sellaphora pupula (Kützing) Meresckowsky                                 0.50      3.0
  170014 Sellaphora seminulum (Grunow) Mann                                       1.83     11.0
  172001 Staurosira construens Ehrenberg                                          7.83     47.0
  172008 Staurosira construens var. subsalina (Hustedt) Andresen, Stoermer e+     0.16      1.0
  172006 Staurosira construens var. venter (Ehrenberg) Hamilton in Hamilton,+    33.50    201.0
  175005 Staurosirella pinnata (Ehrenberg) Williams et Round                      4.16     25.0
   66024 Synedra ulna (Nitzsch) Ehrenberg                                         0.83      5.0
  200002 Tabularia fasciculata (Agardh) Williams et Round                         0.16      1.0


Report Date: 1/19/2022          Total Number of Taxa: 47          Total Number Counted: 600

Count Notes:

  ?
  Comments: Row 1 x100, y8; y8.6 Lots of fragilariod diatoms present in girdle view that may have been mistaken for one another: Staurosira construens venter, Staurosirella pinnata and Pseudostaurosira brevistriata. A new species was added for this slide: Fragilaria sp.12 NAWQA HAGAN which resembles Pseudostaurosiropsis connecticutensis.
 
Taxa Notes:
 
None.

 


 
Counts version 3.3 - last revision 2/16/2021
If problems with this page, please email