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


Water Body: Potomac River          Site Location ID: NRSA-FW08MD009  Sample Label:
Sample ID: NRSA0067                Client Sample ID: 526054.1
Date Sample Collected: 07/15/2008  Count Finished: 12/29/2008
Subsample ID: PR1                  Slide Replicate ID: a     Count Replicate ID: 1
Counted By: Babs Rinkel            Sample Type:



  Naded Type             Taxon Name                                             #Units  Percent   #Cells  Percent Notes   
 249999 Unclassified     (undifferentiated) (diatoms)                             1886    81.97     1886    22.13
 249998 Unclassified     (undifferentiated) diatoms> (dead)                        204     8.89      204     2.40
 261000 Green Algae      Ankistrodesmus falcatus (Corda) Ralfs                       4     0.17        4     0.04
 316008 Green Algae      Closterium sp.                                              1     0.04        1     0.01
 847990 Blue-Green Algae Geitlerinema sp. 1 ?                                        2     0.08      286     3.35
 401000 Green Algae      Gongrosira sp.                                              7     0.30       33     0.38
 852004 Blue-Green Algae Homoeothrix (Tapinothrix) janthina (Bornet et Flahault) Starmach      79     3.43     4056    47.58
 852007 Blue-Green Algae Homoeothrix (Tapinothrix) varians Geitler                   1     0.04       36     0.42
 852002 Blue-Green Algae Homoeothrix juliana (Meneghini) Kirchner                   13     0.56      178     2.08
 932002 Blue-Green Algae Komvophoron sp.                                             3     0.13        8     0.09
 455000 Green Algae      Oedogonium sp.                                              3     0.13       11     0.12
 467001 Green Algae      Pediastrum boryanum (Turpin) Meneghini                      1     0.04       19     0.22
 890039 Blue-Green Algae Phormidium chalybeum (Mertens ex Gomont) Anagnostidis et Kom├írek       3     0.13       42     0.49
 890025 Blue-Green Algae Phormidium sp.                                             18     0.78      224     2.62
 890073 Blue-Green Algae Phormidium sp. 1 ANS DNREC                                  6     0.26       74     0.86
 890991 Blue-Green Algae Phormidium sp. 2 ?                                         16     0.69      198     2.32
 893002 Blue-Green Algae Pleurocapsa minor Hansgirg                                 10     0.43      259     3.03
 510006 Green Algae      Scenedesmus acuminatus (Lagerheim) Chodat                   1     0.04        4     0.04
 510002 Green Algae      Scenedesmus ecornis (Ralfs) Chodat                          1     0.04        2     0.02
 948040 Blue-Green Algae Unknown Cyanophyte colony                                  13     0.56      385     4.51 Yes
 948009 Blue-Green Algae Unknown Cyanophyte filament                                22     0.95      397     4.65 Yes
1599006 Red Algae        Unknown Rhodophyte Florideophycidae (chantransia)           6     0.26      215     2.52


Report Date: 2/2/2023          Total Number of Taxa: 22          Total Natural Units: 2300
                                                                 Total Number of Cells: 8522

Count Notes:

  ?
  Comments: 300 ncunits reached 88.5 mm total transect length 647 mm lugols levels very light

  ?
  Comments: NRSA data prep

  ?
  Comments: Diatoms multiplied up per Babs Rinkel request Apr 2010
 
Taxa Notes:
 
Naded 948009: 1.5 um x 1-1.5 um
Naded 948040: 1.2 - 3.5 um


 


 
Counts version 3.3 - last revision 2/16/2021
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