North American Diatom Ecological Database - NADED
Phycology Section, Patrick Center for Environmental Research
Diatom Count Report
Water Body: Frio Rv Site Location ID: GS08195000 Sample Label:
Sample ID: GS023093 Client Sample ID: SCTX0896ARE0079B
Date Sample Collected: 08/05/1996 Count Finished: 08/11/1998
Subsample ID: DT1 Slide Replicate ID: a Count Replicate ID: 1
Counted By: Todd Clason Sample Type: RTH
Naded Taxon Name Percent Count Notes
2001 Achnanthes affinis Grunow 3.66 22.0
2099 Achnanthes delicatula (Kützing) Grunow 0.50 3.0
2015 Achnanthes lanceolata (Brébisson ex Kützing) Grunow 0.33 2.0
2030 Achnanthes minutissima Kützing 4.00 24.0
7002 Amphora ovalis var. affinis (Kützing) Van Heurck ex DeTony 0.33 2.0
7004 Amphora perpusilla (Grunow) Grunow 1.50 9.0
7050 Amphora sp. 1 ANS TAC SCTX 0.16 1.0
8007 Anomoeoneis vitrea (Grunow) Ross 0.33 2.0
78002 Campylodiscus hibernicus Ehrenberg 0.50 3.0
16004 Cocconeis placentula Ehrenberg 0.16 1.0
16005 Cocconeis placentula var. euglypta (Ehrenberg) Grunow 0.50 3.0
16003 Cocconeis placentula var. lineata (Ehrenberg) Van Heurck 0.16 1.0
23005 Cymbella cistula (Ehrenberg in Hemprich and Ehrenberg) Kirchner 0.16 1.0
23072 Cymbella delicatula Kützing 5.66 34.0
23009 Cymbella lunata Smith 14.33 86.0
23012 Cymbella minuta Hilse ex Rabenhorst 0.16 1.0
23031 Cymbella muelleri Hustedt 11.83 71.0
25004 Denticula subtilis Grunow 0.16 1.0
30018 Diploneis pseudovalis Hustedt 0.16 1.0
33039 Eunotia pectinalis (Kützing) Rabenhorst 1.00 6.0
34012 Fragilaria construens (Ehrenberg) Grunow 0.16 1.0
34014 Fragilaria construens var. pumila Grunow 0.16 1.0
35014 Frustulia weinholdii Hustedt in A. Schmidt 0.16 1.0
37125 Gomphonema angustum Agardh 26.16 157.0
37072 Gomphonema brasiliense Grunow 0.16 1.0
37060 Gomphonema clevei Fricke in Schmidt et al. 0.50 3.0
37053 Gomphonema intricatum var. vibrio (Ehrenberg) Cleve 0.33 2.0
38011 Gyrosigma nodiferum (Grunow) Reimer in Patrick and Reimer 5.16 31.0
40002 Hantzschia amphioxys (Ehrenberg) Grunow in Cleve and Grunow 0.16 1.0
43006 Mastogloia elliptica (Agardh) Cleve in Schmidt et al. 4.83 29.0
43002 Mastogloia smithii Thwaites ex Smith 7.83 47.0
46261 Navicula gastrum (Ehrenberg) Kützing 0.16 1.0
46039 Navicula minima Grunow in Van Heurck 0.16 1.0
46042 Navicula mutica Kützing 0.50 3.0
46105 Navicula omissa Hustedt 0.33 2.0
46056 Navicula radiosa Kützing 0.16 1.0
48274 Nitzschia agnita Hustedt 0.50 3.0
48004 Nitzschia amphibia Grunow 4.50 27.0
48122 Nitzschia inconspicua Grunow 0.16 1.0
52156 Pinnularia ignobilis (Krasske) Cleve-Euler 0.16 1.0
52071 Pinnularia viridis (Nitzsch) Ehrenberg 0.33 2.0
57001 Rhoicosphenia curvata (Kützing) Grunow ex Rabenhorst 0.16 1.0
59001 Simonsenia delognei (Grunow) Lange-Bertalot 0.16 1.0
66024 Synedra ulna (Nitzsch) Ehrenberg 1.16 7.0
68001 Terpsinoe musica Ehrenberg 0.16 1.0
Report Date: 11/29/2023 Total Number of Taxa: 45 Total Number Counted: 600
Count Notes:
?
Comments: Strip 1 x34, y87.7; 102.5; strip 2 x34.8, y87.7; 102.5; strip 3 x35, y87.7; 102.5; strip 4 x35.5; y87.7; y102.5; strip 5 x36.1, y87.7; 102.5; strip 6 x36.8, y87.7; y102.5; strip 7 x37, 87.7; 102.5; strip 8 x37.8; y87.7; end 89.5. Poor slide contaminated w/ bacteria. Some cells I called Achnanthes affinis look similar to small Stauroneis species. I did observe pseudoraphe valves, however, so I hope the i.d. is correct.
Taxa Notes:
None.
Counts version 3.3 - last revision 2/16/2021
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