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-FW08NH014 Sample Label:
Sample ID: NRSA0380 Client Sample ID: 521774.1
Date Sample Collected: 07/11/2008 Count Finished: 01/27/2009
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) 1325 75.54 1325 17.12
249998 Unclassified (undifferentiated) diatoms> (dead) 125 7.12 125 1.61
261000 Green Algae Ankistrodesmus falcatus (Corda) Ralfs 2 0.11 2 0.02
820006 Blue-Green Algae Chroococcus sp. 12 0.68 312 4.03
327022 Green Algae Cosmarium angulosum Brébisson 1 0.05 1 0.01
852004 Blue-Green Algae Homoeothrix (Tapinothrix) janthina (Bornet et Flahault) Starmach 113 6.44 3584 46.32
852007 Blue-Green Algae Homoeothrix (Tapinothrix) varians Geitler 4 0.22 131 1.69
852002 Blue-Green Algae Homoeothrix juliana (Meneghini) Kirchner 46 2.62 589 7.61
455000 Green Algae Oedogonium sp. 1 0.05 5 0.06
890025 Blue-Green Algae Phormidium sp. 5 0.28 82 1.05
897003 Blue-Green Algae Pseudanabaena sp. 12 0.68 106 1.37
510003 Green Algae Scenedesmus acutus Meyen 1 0.05 8 0.10
510036 Green Algae Scenedesmus acutus var. globosus Hortobágyi 3 0.17 11 0.14
510009 Green Algae Scenedesmus denticulatus Kirchner 1 0.05 4 0.05
510002 Green Algae Scenedesmus ecornis (Ralfs) Chodat 1 0.05 6 0.07
543002 Green Algae Stigeoclonium sp. 4 0.22 18 0.23
948040 Blue-Green Algae Unknown Cyanophyte colony 85 4.84 1277 16.50 Yes
948009 Blue-Green Algae Unknown Cyanophyte filament 13 0.74 150 1.93 Yes
Report Date: 6/27/2022 Total Number of Taxa: 18 Total Natural Units: 1754
Total Number of Cells: 7736
Count Notes:
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Comments: lugols level strong
300 ncunits reached 22 mm
300 sa ncunits reached 137.5 mm
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Comments: NRSA data prep
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Comments: Diatoms multiplied up per Babs Rinkel request Apr 2010
Taxa Notes:
Naded 948009: 1.5-2 x 1.5 um
Naded 948040: 1.5 - 3 um
Counts version 3.3 - last revision 2/16/2021
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