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

Water Body: Marshall Brook         Site Location ID: ME-000594  Sample Label: 1620
Sample ID: MEDP1056                Client Sample ID: SA-455-2016 (1620)
Date Sample Collected: 06/28/2016  Count Finished: 02/24/2017
Subsample ID: PR1                  Slide Replicate ID: a     Count Replicate ID: 1
Counted By: Laura Aycock           Sample Type: QMH-micro

  Naded Type             Taxon Name                                             #Units  Percent   #Cells  Percent Notes   
 249999 Unclassified     (undifferentiated) (diatoms)                              283    64.17      283    40.31
 249998 Unclassified     (undifferentiated) diatoms> (dead)                        138    31.29      138    19.65
 316062 Green Algae      Closterium eboracense (Ehrenberg) Turner                    1     0.22        1     0.14 Yes
 316026 Green Algae      Closterium parvulum Nägeli                                  1     0.22        1     0.14 Yes
 444000 Green Algae      Mougeotia sp.                                               1     0.22        1     0.14 Yes
 890025 Blue-Green Algae Phormidium sp.                                             17     3.85      278    39.60 Yes

Report Date: 4/19/2024          Total Number of Taxa: 6          Total Natural Units: 441
                                                                  Total Number of Cells: 702

Count Notes:

  Comments: Sample contains lots of sediment and has abundace of diatoms.
Taxa Notes:
Naded 316026: Strongly curved cells with sharply rounded poles. Cell length is 56.5µm and width is 7.0µm.
Naded 316062: Cell is moderately curved with rounded poles. Midregion of cell is slightly swollen. Cell wall is smooth. Cell length is about 94.5µm and width is about 14.5µm. Cell is 6.5 times longer than broad. Cell is smaller than description in Prescott.
Naded 444000: Cylindrical shaped filaments with plate-like chloroplast. Cell size varies.
Naded 890025: Cylindrical shaped filament in a sheath with cells longer than broad. Filament ends do not tapper and are broadly rounded. Filament width is about 4.2µm.


Counts version 3.3 - last revision 2/16/2021
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