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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