Phytoplankton of the seasonal surveys of 1976, of September 1970, and pre- vs. post-operational comparisons at Cook Nuclear Plant / John C. Ayers.

survey cf September 25, 1970, continued.

25 SEP 7C

NDC.5-2

Number of forms = 28 Diversity = 3.18
Counted by: S.w.

Taxon
Andbaena sp.
Anacystis sp.
Ankistrodesmus falcatus v. ilrabilis
Aphanothece sp.
Blue-green unkncwn filament
Chro3coccus sp.
Coelastrum sp.
Cryptoaonas sp.
Cyclotella sp.
Dinobryon divergens
Flagellates
Glenodiniua sp.
Gloeocystis sp.
Kirchneriella sF.

Cellsiml Percent

0. 5
0.5
0.5
1.8
0.9
9.7
1.8
6.9
0.9
19.3
0.9
12.0
76.9
0.9

0.24
0.24
0.24
0.97
0.49
5.10
0.97
3.64
0.49
10. 19
0. 49
6.31
40.53
0.49

Taxon
Lagerheimia sp.
selosira sp.
Ochromonas sp.
Oedogonium sp.
Oocystis sp.
Peridinlum sp.
Scenedesmus di morph us
Scenedesmus quadricauda
Scenedesaus sp.
Sphaerocystis sp.
Tabellaria fenestrata
Tetraedron minimum
Tetraedron sp.
Treubaria sp.

Cells/ml Percent

1. 4
1.8
18.0
0.5
15.7
0.9
0.5
0.5
6.9
3.7
4.6
0.9
0.5
0.5

0.73
0.97
9.47
0.24
8.25
0.49
0.24
0.24
3.64
1.94
2.43
0.49
0.24
0.24

Total 189.8 100.0

J.)

25 SEP 70

NDC.5-3

Taxon
Aphanocapsa sp.
Chlasydomonas sp.
Chroococcus limseticus
Cryptomonas sp.
Cyclotella costa
Cyclotella pseudostelligera
Cyclotella sp.
Dinobryon divergens
Fragilaria capucina
Pragilaria crotonensis
Gloeocystis sp.
Golenkinia radiata
Lagerheiuia longiseta

Cells/al Percent

0.9
55.3
7.4
7.4
3.7
0.9
3.7
8.3
5.5
16.6
10. 1
0.9
0.9

0.50
30. 15
4.02
4.02
2.01
0.50
2.01
4.52
3.02
9.05
5.53
0.50
0.50

Number of forms = 25
Counted by: E.K.
Taxon
Mallosonas sp.
Aelosira granulata v.
Nougeotia sp.
Oocystis sp.
Oscillatoria sp.
Pediastrum simplex
Peridinium sp.
Scenedesmus abundans
Synedra acus
Synedra ostenfeldii
Tabellaria fenestrata
Tetraedron minimum

Diversity = 3.68
Cells/ml Percent

angustissima

5.5
5.5
1.8
21.2
0.9
0.9
9.2
4.6
1.8
0.9
8.3
0.9

3.02
3.02
1.01
11.56
0.50
0.50
5.03
2.51
1.01
0.50
4.52
0.50

Total 183.3 100.0