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


Water Body: Merrimack River        Site Location ID: NRSA-FW08MA023  Sample Label:
Sample ID: NRSA1015                Client Sample ID: 554884.1
Date Sample Collected: 09/17/2009  Count Finished: 12/04/2009
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)                              204    49.03      204    10.84
 249998 Unclassified     (undifferentiated) diatoms> (dead)                        115    27.64      115     6.11
 261000 Green Algae      Ankistrodesmus falcatus (Corda) Ralfs                       2     0.48        2     0.10
 327060 Green Algae      Cosmarium regnellii var. minimum Eichler et Gutwinski       2     0.48        2     0.10
 847001 Blue-Green Algae Geitlerinema splendidum (Greville) Anagnostidis             3     0.72       69     3.66
 401000 Green Algae      Gongrosira sp.                                              3     0.72       14     0.74
 852004 Blue-Green Algae Homoeothrix (Tapinothrix) janthina (Bornet et Flahault) Starmach       9     2.16      134     7.12
 852007 Blue-Green Algae Homoeothrix (Tapinothrix) varians Geitler                   1     0.24       32     1.70
 890032 Blue-Green Algae Phormidium aerugineo-caeruleum (Gomont) Anagnostidis et Komárek      19     4.56      220    11.69 Yes
 890028 Blue-Green Algae Phormidium autumnale (Agardh) Trevisan ex Gomont            1     0.24       76     4.04
 890047 Blue-Green Algae Phormidium granulatum (Gardner) Anagnostidis               11     2.64      462    24.56
 890025 Blue-Green Algae Phormidium sp.                                             14     3.36      144     7.65 Yes
 890990 Blue-Green Algae Phormidium sp. 1 ?                                         21     5.04      248    13.18 Yes
 510001 Green Algae      Scenedesmus quadricauda (Turpin) Brébisson                  1     0.24        4     0.21
 510005 Green Algae      Scenedesmus spinosus Chodat                                 2     0.48        8     0.42
 948040 Blue-Green Algae Unknown Cyanophyte colony                                   4     0.96       62     3.29 Yes
 948009 Blue-Green Algae Unknown Cyanophyte filament                                 4     0.96       85     4.51 Yes


Report Date: 1/26/2023          Total Number of Taxa: 17          Total Natural Units: 416
                                                                 Total Number of Cells: 1881

Count Notes:

  ?
  Comments: lugols ok 300 ncunits reached 18 mm

  ?
  Comments: NRSA data prep
 
Taxa Notes:
 
Naded 948009: 4 x 2.5 um
Naded 890025: 3.7 x 2.8 um
Naded 948040: 3.1 um
Naded 890032: 6.3 x 4.7 um
Naded 890990: 6.6 x 5 um


 


 
Counts version 3.3 - last revision 2/16/2021
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