Table 5: Results of phytoplankton (cell L−1) measurement conducted in April 2001, December 2001, and June 2002.

Density of phytoplankton (cell L−1)
April 2001 December 2001June 2002
Phytoplankton group No.Genera ST1ST4ST1ST4ST4

1Anabaenopsis397
2Oscillatoria1,008336225
Blue green algae3Gloeocapsa14,463
4Lyngbya140
5Spirulina11724

1Gonatozygon332
Green algae2Schroederia9114
3Staurastrum117

1Skeletonema2,5814627,125
2Coscinodiscus11,4277428272218
3Dactyliosolen1133
4Rhizosolenia46888230,6458,9741,410
5Bacteriastrum3313,688
6Chaetoceros2737,42522,0008,250
7Odontella2812851
8Thalassionema6,210721,185
9Gyrosigma14627
10Navicula1632521144
11Nitzschia345
12Pseudonitzschia17,14535,132
Diatoms13Campylodiscus11
14Dictyocha3
15Noctiluca1,050
16Ceratium105
17Alexandrium6
18Fragilaria137238
19Eucampia116
20Melosira245
21Hemiaulus1144
22Pleurosigma12498114
23Pseudosolenia550
24 Thalassiosira6
25Stephanodiscus98