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


Water Body: North Anna River       Site Location ID: AN2     Sample Label: AN2/54
Sample ID: AN10002                 Client Sample ID:
Date Sample Collected: 09/23/1954  Count Finished:
Subsample ID: DT1                  Slide Replicate ID: a     Count Replicate ID: 1
Counted By: John Wallace           Sample Type: HC



   Naded Taxon Name                                                            Percent    Count Notes   
    2016 Achnanthes lanceolata var. dubia Grunow                                  1.86      2.0
    2030 Achnanthes minutissima Kützing                                           8.41      9.0
    7002 Amphora ovalis var. affinis (Kützing) Van Heurck ex DeTony               1.86      2.0
   16003 Cocconeis placentula var. lineata (Ehrenberg) Van Heurck                 0.93      1.0
   20007 Cyclotella meneghiniana Kützing                                          0.93      1.0
   23073 Cymbella affinis Kützing                                                 2.80      3.0
   23012 Cymbella minuta Hilse ex Rabenhorst                                      4.67      5.0
   23068 Cymbella tumida (Brébisson ex Kützing) Van Heurck                        0.93      1.0
   33015 Eunotia exigua (Brébisson in Kützing) Rabenhorst                         2.80      3.0
   35004 Frustulia rhomboides var. crassinervia (Brébisson ex Smith) Ross         0.93      1.0
   35014 Frustulia weinholdii Hustedt in A. Schmidt                               0.93      1.0
   44073 Melosira varians Agardh                                                  3.73      4.0
   46003 Navicula arvensis Hustedt                                                1.86      2.0
   46317 Navicula canalis Patrick                                                 1.86      2.0
   46014 Navicula cryptocephala Kützing                                           4.67      5.0
   46257 Navicula decussis Østrup                                                 3.73      4.0
   46472 Navicula minuscula Grunow                                                4.67      5.0
   46044 Navicula notha Wallace                                                   2.80      3.0
   46154 Navicula rhynchocephala Kützing                                          0.93      1.0
   46388 Navicula rhynchocephala var. germainii (Wallace) Patrick                 3.73      4.0
   46990 Navicula sp. 1 ?                                                         2.80      3.0
   46991 Navicula sp. 2 ?                                                         1.86      2.0
   46089 Navicula viridula var. linearis Hustedt in A. Schmidt                    3.73      4.0
   48002 Nitzschia acicularis (Kützing) Smith                                     1.86      2.0
   48022 Nitzschia kuetzingiana Hilse                                             2.80      3.0
   48023 Nitzschia linearis (Agardh) Smith                                        0.93      1.0
   48025 Nitzschia palea (Kützing) Smith                                          4.67      5.0
   48215 Nitzschia sp. 16 ANS JW                                                  3.73      4.0
   48179 Nitzschia tryblionella var. debilis (Arnott) Hustedt                     0.93      1.0
   48183 Nitzschia tryblionella var. victoriae (Grunow) Grunow                    0.93      1.0
   52012 Pinnularia biceps fo. petersenii Ross                                    0.93      1.0
   52990 Pinnularia sp. 1 ?                                                       0.93      1.0
   65002 Surirella angusta Kützing                                                0.93      1.0
   65990 Surirella sp. 1 ?                                                        4.67      5.0
   65055 Surirella suecica Grunow in Van Heurck                                   0.93      1.0
   65020 Surirella tenera Gregory                                                 0.93      1.0
   65040 Surirella tenera var. nervosa Schmidt                                    2.80      3.0
   66018 Synedra rumpens var. familiaris (Kützing) Hustedt                        0.93      1.0
   66024 Synedra ulna (Nitzsch) Ehrenberg                                         2.80      3.0
   66060 Synedra ulna var. ramesi (Héribaud) Hustedt                              1.86      2.0
   70002 Thalassiosira fluviatilis Hustedt                                        2.80      3.0


Report Date: 9/20/2021          Total Number of Taxa: 41          Total Number Counted: 107

Count Notes:

  ?
  Comments: Navicula sp. 50 JW: design. as Navicula sp. 1?'. Navicula sp. 49 JW: design. as 'Navicula sp. 2?'. Pinnularia acoricola Hust.: design. as 'Pinnularia sp. 1?'. Surirella brasiliensis Patr.: design. as 'Surirella sp. 1?'.
 
Taxa Notes:
 
None.

 


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