Component water layer FI3.31-4.2 FI4.9-4.10 FI4.19-4.20 FI5.13-5.15 FI5.25-5.27 C1 surface 0.0965 ± 0.0602 0.0835 ± 0.054 0.1132 ± 0.0857 0.0833 ± 0.0314 0.0973 ± 0.0415 middle 0.0753 ± 0.0337 0.0834 ± 0.0393 0.1467 ± 0.1289 0.0884 ± 0.0355 0.0978 ± 0.0409 bottom 0.0577 ± 0.0522 0.0747 ± 0.0482 0.0911 ± 0.1004 0.0479 ± 0.0367 0.0981 ± 0.055 mean 0.0762 ± 0.0459 0.0807 ± 0.0465 0.1199 ± 0.1076 0.0714 ± 0.0389 0.0977 ± 0.0455 C2 surface 0.0303 ± 0.0187 0.0246 ± 0.0116 0.0315 ± 0.0154 0.0241 ± 0.008 0.0275 ± 0.0117 middle 0.0249 ± 0.0131 0.0262 ± 0.0131 0.0368 ± 0.0251 0.0265 ± 0.0105 0.0268 ± 0.0114 bottom 0.0179 ± 0.0147 0.0242 ± 0.015 0.0238 ± 0.0163 0.0146 ± 0.008 0.0246 ± 0.0139 mean 0.0242 ± 0.0164 0.0251 ± 0.0129 0.0315 ± 0.0201 0.0211 ± 0.0102 0.0262 ± 0.0122 C3 surface 0.0283 ± 0.0149 0.0261 ± 0.0106 0.0286 ± 0.0122 0.0236 ± 0.008 0.0306 ± 0.0105 middle 0.0261 ± 0.0105 0.0265 ± 0.0114 0.0324 ± 0.0195 0.0239 ± 0.0064 0.0298 ± 0.0094 bottom 0.0197 ± 0.0144 0.0258 ± 0.0138 0.024 ± 0.0127 0.0159 ± 0.0064 0.0269 ± 0.0141 mean 0.0244 ± 0.013 0.0261 ± 0.0117 0.0288 ± 0.0155 0.0209 ± 0.0079 0.0289 ± 0.0115

Table 3: The fluorescence intensities of three components in surface, middle and bottom layers in different red tide period (R.U.).