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

survey of September 25, 1970, continued.

25 SEP 70

NDC 2-2

Tazon

Amphora ovalls V. Pediculus
Anabaena circinalis
Aphanizomenon flos-aguae
Aphanocapsa sp.
Asterionella formosa
Chianydomonas sp.
Chroococcus linneticus
Chroococcus sp.
Closteriopsis sp.
Closterium Sp.
Crucigenia sp.
Cryptomonas sp.
Cyclotella sp.
Desmatractum sp.
Dictyosphiaerium Fulchellum
Dinobryon divergens
Dinof lagellate cysts
Fragilaria capucina
Fragilaria construens
Ul Fragilaria crotonensis
Gloeocystis sp.
Golenkinia radiata
Gcmphoniema sp.

0. 9
1. 8
1. 8
4. 6
3. 7
2 32. 1
17. 5
1.
12. 0
0. 9
3. 7
5 8. 0
12. 9
1. 8
1. a
47. 0
0. 9
14. 7
1. 8
85. 7
8. 3
0. 9
0. 9

0. 13
0. 27
0. 27
0. 66
0. 53
33.5 1
2. 53
0. 27
1. 73
0. 13
0. 53
8. 38
1. 86
0. 27
0. 27
6. 78
0. 13
2. 13
0.2 7
12. 37
1. 20
0. 13
0. 13

Number of forms= 45
Counted by: E.K.
Taxo
Gomphosphaeria lacustris
Kirchneriella sp.
Lagerkaeimia longiseta
Mallomonas sp.
Melosira granulata
Nelosira granulata v. angustissima
ilicrocystis aeruginosa
Hougeotia sp.
tNavicula reinhardtii
Navicula sp.
Nitzschia sp.
Qocystis Sp.
Oscillataria sp.
Pediastrum sp.
Peridinium sp.
Quadriguzla lacustris
Scenedesaus quadricauda
Scenedesmus sp.
Spores
Surirella augusta
Tabellaria fenestrata
Tetraedron minimum

0. 9
0. 9
2. 8
6. 4
45. 1
33. 2
0. 9
3.7
0. 9
2. 8
2. 8
3 1. 3
4. 6
0. 9
5. 5
1. 8
3. 7
1. 8
4. 6
0. 9
19. 3
1. 8

Cells/ml Percent

Diversity= 3. 68

0. 13
0. 13
0.4 0
0. 93
6. 52
4. 79
0. 13
0. 53
0. 13
0. 40
0. 40
4. 52
0. 66
0. 13
0.80o
0. 27
0. 53
0. 21
0. 66
0. 13
2. 79
0. 27

Total

692.7 iOO. 0

25 SEP 70

VDC 2-3

laxon
Anabaena sp.
Ankistrodesmus talcatus v. mirabilis
Ankistrodesmus falcatus
Ankistrodesmus gelifactum
Ankistrodesmus Ep.
Aphanothece, sp.
Chiamydomonas sp.
Chroococcus sp.
Coelastrum sp.
Crucigenia sp.
Cryptomonas sp.
Cyclotella sp.
Dinobryon divergens
Flagellates

Cells/mI Percent

2.86
0. 5
0. 5
0. 5
0. 9
1. 4
11. 1
9. 7
0. 9
4. 6
2 3. 5
0. 5
10. 1
0. 5

1. 15
0. 19
0. 19
0. 19
0. 38
0.58
4.61
4. 03
0. 38
1. 92
9. 79
0. 19
4. 22
0. 19

Number of forms= 27
Counted by: S.W.
Taxon
Glenodinium sp.
Gloeocystis sp.
Green colony, unknown
Kirchneriella sp.
Melosira sp.
Ochromonas sp.
Oedogonium sp.
Qocystis Sp.
Oscillatoria sp.
Peridinium sp.
Scenedesmus sp.
Tabellaria fenestrata
Tetraedron Cdudatum

Diversity = 3.03
7.4 3.07
59.0 24.57
0.5 0.19
0.9 0.38
1.8 0.77
80.1 33.40
0.5 0.19
16.1 6.72
0.5 0.19
0.5 0.19
4.1 1.73
0.9 0.38
0.5 0.19

Total

otl 2 40. 0 100. 0