TABLE 22 : SHOWING MONTHLY DISTRIBUTION OF MAJOR PENAEID SHRIMPS/M3 AT SATKHIRA.
MONTH | JUNE (1982) | JULY | AUG | SEPT | OCT | NOV | DEC | JAN (1983) | FEB | MAR | APR | MAY | JUNE | JULY | AUG | AVERAGE |
SPECIES | ||||||||||||||||
Penaeus monodon | 8.384 | 2.328 | 0.34 | 0.145 | 0.7 | 0.086 | 0.099 | 0.445 | 0.124 | 0.29 | 0.471 | 0.06 | 0.073 | 0.186 | 0.156 | 0.926 |
P. indicus | 0.831 | 0.0005 | 0 | 0 | 0 | 0.0001 | 0 | 0.0003 | 0.0005 | 0.031 | 0 | 0 | 0.0038 | 0.0192 | 0 | 0.059 |
Metapenaeus monoceros | 0.979 | 2.712 | 0.603 | 0.548 | 0.756 | 0.139 | 0.211 | 0.0712 | 0.004 | 0 | 1.718 | 0.4628 | 1.624 | 6.8 | 0.499 | 1.142 |
M. brevicornis | 0 | 0 | 0.0692 | 0.0772 | 0.115 | 0.0144 | 0.006 | 0.0008 | 0 | 0.003 | 0 | 0.0011 | 0 | 0.022 | 0.1872 | 0.033 |
TABLE 23 : SHOWING MONTHLY ABUNDANCE AND DISTRIBUTION OF SHRIMPS, FIN FISH LARVAE AND OTHER ZOOPLANKTERS/M3 OF WATER IN STATIONS AT CHAKARIA.
STATION | C-1 | C-2 | TOTAL | ||||||||||
MONTH | Shrimp | Fish | Other Zooplankton | Total Orgms. | Shrimp | Fish | Other Zooplankton | Total Orgms | Shrimp | Fish | Other Zooplankton | Grand Total | % |
MAY (1982) | 3.440 | 0.809 | 778.078 | 782.327 | 1.209 | 1.404 | 428.396 | 431.009 | 2.325 | 1.107 | 603.237 | 606.669 | 9.066 |
JUNE | 3.629 | 2.244 | 217.328 | 223.201 | 6.141 | 3.919 | 953.450 | 963.51 | 4.885 | 3.0815 | 585.389 | 593.3555 | 8.867 |
JULY | 27.477 | 17.626 | 1108.681 | 1153.784 | 27.068 | 2.784 | 274.986 | 304.838 | 27.2725 | 0.205 | 691.8335 | 729.311 | 10.898 |
AUGUST | 1.42 | 1.413 | 387.011 | 389.844 | 2.540 | 2.035 | 116.7925 | 121.368 | 1.98 | 1.724 | 251.902 | 255.606 | 3.820 |
SEPTEMBER | 2.002 | 1.819 | 82.949 | 86.77 | 3.089 | 2.523 | 135.585 | 141.197 | 2.5455 | 2.171 | 109.267 | 113.9835 | 1.703 |
OCTOBER | 1.338 | 2.948 | 285.692 | 289.978 | 1.208 | 3.676 | 274.082 | 278.966 | 1.273 | 3.312 | 279.887 | 284.472 | 4.251 |
NOVEMBER | 1.354 | 1.491 | 101.075 | 103.92 | 0.690 | 1.001 | 204.261 | 205.952 | 1.022 | 1.246 | 152.568 | 154.936 | 2.315 |
DECEMBER | 0.480 | 0.491 | 339.351 | 340.322 | 0.120 | 0.466 | 106.668 | 107.254 | 0.30 | 0.4785 | 223.0095 | 223.788 | 3.344 |
JANUARY (1983) | 0.371 | 0.260 | 156.091 | 156.722 | 0.56 | 0.266 | 132.036 | 132.862 | 0.4655 | 0.263 | 144.0635 | 144.792 | 2.164 |
FEBRUARY | 1.196 | 1.081 | 259.484 | 261.761 | 0.646 | 0.647 | 132.872 | 134.165 | 0.921 | 0.864 | 196.178 | 197.963 | 2.958 |
MARCH | 0.337 | 2.864 | 180.375 | 183.575 | 0.531 | 1.436 | 268.663 | 270.63 | 0.434 | 2.15 | 224.519 | 227.103 | 3.394 |
APRIL | 2.431 | 7.777 | 614.126 | 624.334 | 0.541 | 3.855 | 227.080 | 231.476 | 1.486 | 5.816 | 420.603 | 427.905 | 6.394 |
MAY | 1.7145 | 18.528 | 1097.6185 | 1117.861 | 0.821 | 3.1875 | 154.598 | 158.6065 | 1.268 | 10.858 | 626.108 | 638.234 | 9.537 |
JUNE | 1.025 | 11.2565 | 511.946 | 524.2275 | 1.023 | 6.734 | 420.4925 | 428.2495 | 1.024 | 8.995 | 466.219 | 476.238 | 7.117 |
JULY | 6.628 | 19.37 | 585.3 | 611.298 | 12.0565 | 13.4905 | 1125.862 | 1151.409 | 9.342 | 16.430 | 885.581 | 881.353 | 13.170 |
AUGUST | 16.515 | 42.005 | 805.279 | 863.799 | 8.915 | 15.665 | 584.138 | 608.718 | 12.715 | 28.835 | 694.7085 | 736.2585 | 11.002 |
TOTAL NO. OF ORG. | 6691.968 | ||||||||||||
ORG./M3 | 4.46 | 8.249 | 469.399 | 482.108 | 4.197 | 3.943 | 346.248 | 354.388 | 4.3285 | 6.096 | 407.8235 | 418.248 | 100.00 |
% | 0.925 | 1.711 | 97.364 | 100.0 | 1.184 | 1.113 | 97.703 | 100.0 | 1.035 | 1.456 | 97.508 | 99.999 |
TABLE 24 : SHOWING MONTHLY ABUNDANCE AND DISTRIBUTION OF SHRIMPS, FINFISH LARVAE AND OTHER ZOOPLANKTERS/M3 OF WATER IN STATIONS AT KHEPUPARA.
STATION | K-1 | K-2 | TOTAL | ||||||||||
MONTH | Shrimp | Fish | Other Zooplankton | Total Orgms. | Shrimp | Fish | Other Zooplankton | Total Orgms. | Shrimp | Fish | Other Zooplankton | Grand Total | % |
AUGUST (1982) | 0.506 | 0.375 | 9.775 | 10.656 | 0.12 | 0.132 | 5.247 | 5.499 | 0.313 | 0.254 | 7.511 | 8.078 | 0.494 |
SEPTEMBER | 0.249 | 12.127 | 45.049 | 57.425 | 3.292 | 2.055 | 6.532 | 11.879 | 1.77 | 7.09 | 25.79 | 34.65 | 2.119 |
OCTOBER | 0.067 | 1.027 | 5.672 | 6.766 | 0.68 | 5.037 | 18.74 | 24.457 | 0.374 | 3.032 | 12.206 | 15.612 | 0.955 |
NOVEMBER | 3.262 | 10.73 | 56.877 | 70.869 | 3.37 | 4.302 | 314.527 | 322.199 | 3.316 | 7.516 | 185.702 | 196.534 | 12.017 |
DECEMBER | 0.085 | 0.352 | 14.399 | 14.836 | 1.124 | 1.477 | 62.482 | 65.083 | 0.605 | 0.915 | 38.441 | 39.961 | 2.44 |
JANUARY (1983) | 0.365 | 0.625 | 264.298 | 265.288 | 1.355 | 6.198 | 312.593 | 320.146 | 0.86 | 3.412 | 288.446 | 292.718 | 17.899 |
FEBRUARY | 0.752 | 0.723 | 129.705 | 131.18 | 0.135 | 3.59 | 150.018 | 153.743 | 0.444 | 2.157 | 139.862 | 142.463 | 8.711 |
MARCH | 0.443 | 0.915 | 158.74 | 160.098 | 0.415 | 0.812 | 404.405 | 405.632 | 0.429 | 0.8635 | 281.575 | 282.8675 | 17.296 |
APRIL | 0.43 | 0.763 | 310.317 | 311.51 | 0.123 | 0.268 | 147.4125 | 147.8035 | 0.2765 | 0.5155 | 228.865 | 229.657 | 14.04 |
MAY | 0.96 | 1.635 | 254.0725 | 256.6675 | 0.4375 | 1.2575 | 445.88 | 447.575 | 0.699 | 1.4463 | 350.226 | 352.11 | 21.531 |
JUNE | 1.86 | 0.38 | 13.37 | 15.611 | 0.8275 | 0.39 | 22.6275 | 23.845 | 1.344 | 0.385 | 17.999 | 19.728 | 1.21 |
JULY | 0.8575 | 0.3675 | 2.94 | 4.165 | 2.2025 | 1.1375 | 17.03 | 20.37 | 1.53 | 0.7525 | 9.985 | 12.267 | 0.75 |
AUGUST | 2.4 | 1.475 | 4.1275 | 8.0025 | 1.895 | 2.84 | 4.81 | 9.545 | 2.1475 | 2.1575 | 4.469 | 8.774 | 0.536 |
TOTAL/M3 | 0.941 | 2.423 | 97.642 | 101.006 | 1.229 | 2.269 | 147.100 | 150.598 | 1.085 | 2.346 | 122.371 | 125.802 | 99.99 |
% | 0.932 | 2.399 | 96.67 | 100.0 | 0.816 | 1.507 | 97.677 | 100.0 | 0.862 | 1.865 | 97.273 | 100.0 |
TABLE 25 : SHOWING MONTHLY DISTRIBUTION AND ABUNDANCE OF SHRIMPS, FINFISH LARVAE AND OTHER ZOOPLANKTERS/M3 OF WATER IN STATIONS AT SATKHIRA.
STATION | S-1 | S-2 | S-3 | TOTAL WEIGHTED AVERAGE | |||||||||||||
MONTH | |||||||||||||||||
Shrimp | Fish | Other Zooplankton | Total Orgms. | Shrimp | Fish | Other Zooplankton | Total Orgms. | Shrimp | Fish | Other Zooplankton | Total Orgms. | Shrimp | Fish | Other Zooplankton | Grand Total | % | |
JUNE (1982) | 32.971 | 9.664 | 2292.631 | 2335.266 | 8.051 | 1.01 | 194.675 | 203.736 | 1.618 | 0.069 | 38.699 | 40.386 | 16.73 | 4.28 | 1002.66 | 1023.67 | 22.026 |
JULY | 2.637 | 2.013 | 536.543 | 541.193 | 12.902 | 0.241 | 46.992 | 60.135 | 15.163 | 0.56 | 80.149 | 95.872 | 9.248 | 1.014 | 249.444 | 259.71 | 5.59 |
AUGUST | 1.163 | 7.949 | 1038.514 | 1047.626 | 2.04 | 1.701 | 876.480 | 880.239 | 1.119 | 0.39 | 515.338 | 516.847 | 1.505 | 3.938 | 869.03 | 874.48 | 18.816 |
SEPTEMBER | 2.197 | 3.197 | 383.826 | 389.22 | 3.92 | 1.294 | 69.267 | 74.48 | 1.135 | 1.21 | 90.45 | 92.795 | 2.674 | 2.038 | 199.327 | 204.04 | 4.39 |
OCTOBER | 2.799 | 1.402 | 75.137 | 79.338 | 4.513 | 1.648 | 33.390 | 39.551 | 2.038 | 1.468 | 30.016 | 33.521 | 3.33 | 1.514 | 49.414 | 54.258 | 1.17 |
NOVEMBER | 0.532 | 0.872 | 27.783 | 29.187 | 1.555 | 2.905 | 25.297 | 29.757 | 2.469 | 4.638 | 33.321 | 40.428 | 1.329 | 2.438 | 27.89 | 31.66 | 0.68 |
DECEMBER | 1.964 | 1.118 | 395.94 | 399.022 | 1.627 | 0.404 | 90.756 | 92.787 | 1.233 | 0.218 | 222.443 | 223.894 | 1.683 | 0.652 | 239.167 | 241.502 | 5.196 |
JANUARY (1983) | 1.424 | 0.83 | 237.473 | 239.727 | 1.934 | 0.228 | 36.319 | 38.481 | 1.123 | 0.213 | 99.008 | 100.343 | 1.568 | 0.466 | 129.318 | 131.35 | 2.83 |
FEBRUARY | 0.216 | 0.436 | 40.461 | 41.113 | 0.571 | 0.152 | 17.384 | 18.107 | 1.023 | 0.438 | 47.868 | 49.329 | 0.519 | 0.323 | 32.712 | 33.554 | 0.72 |
MARCH | 0.343 | 16.303 | 192.429 | 209.075 | 0.639 | 1.022 | 44.86 | 46.521 | 1.409 | 0.372 | 230.849 | 232.63 | 0.673 | 7.0 | 141.08 | 148.75 | 3.2 |
APRIL | 4.509 | 18.189 | 774.96 | 797.66 | 2.866 | 2.613 | 163.538 | 169.017 | 0.102 | 0.123 | 8.995 | 9.22 | 2.97 | 8.34 | 377.198 | 388.51 | 8.36 |
MAY | 0.477 | 1.089 | 290.01 | 291.576 | 2.01 | 0.82 | 58.383 | 61.213 | 0.17 | 0.23 | 10.953 | 11.353 | 1.03 | 0.809 | 141.548 | 143.39 | 3.08 |
JUNE | 2.894 | 5.787 | 888.149 | 896.83 | 5.832 | 1.676 | 52.16 | 59.668 | 1.667 | 0.46 | 31.052 | 33.178 | 3.82 | 3.08 | 382.334 | 389.23 | 8.37 |
JULY | 7.107 | 3.459 | 379.342 | 389.908 | 15.946 | 0.77 | 130.016 | 146.732 | 14.889 | 0.246 | 42.145 | 57.28 | 12.199 | 1.74 | 212.17 | 226.11 | 4.86 |
AUGUST | 1.59 | 3.249 | 1102.545 | 1107.38 | 7.596 | 1.212 | 116.776 | 125.584 | 1.557 | 0.218 | 19.255 | 21.03 | 3.986 | 1.828 | 491.579 | 497.39 | 10.7 |
TOTAL NO OF ORG./M3 | 4.19 | 5.037 | 577.05 | 586.275 | 4.8 | 1.18 | 130.415 | 136.396 | 3.11 | 0.724 | 100.036 | 103.87 | 4.22 | 2.631 | 302.99 | 309.84 | |
% | 0.715 | 0.86 | 98.43 | 99.99 | 3.52 | 0.87 | 95.615 | 99.99 | 2.99 | 0.697 | 96.31 | 99.99 | 1.36 | 0.85 | 97.79 | 99.999 | 99.99 |
TABLE 26 : SHOWING AVERAGE MONTHLY DISTRIBUTION OF P. MONODON P. INDICUS, M. MONOCEROS, M. BREVICORNIS, OTHER PENAEIDS AND CARIDEAN SHRIMPS PER CUBIC METRE OF WATER AT CHAKARIA (C-1).
MONTH | 1982 | 1983 | AVERAGE | % | ||||||||||||||
ORGS. | MAY | JUNE | JULY | AUG | SEPT | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUNE | JULY | AUG | ||
Penaeus monodon | 0.195 | 2.972 | 21.967 | 0.174 | 0.072 | 0.017 | 0.008 | 0 | 0.014 | 0.219 | 0.013 | 0.215 | 0.048 | 0.198 | 0 | 0.032 | 1.634 | 36.6285 |
P. indicus | 0.041 | 0.132 | 0.132 | 0.278 | 0 | 0.055 | 0.108 | 0 | 0 | 0.036 | 0.06 | 0.032 | 0.077 | 0.04 | 0.077 | 0 | 0.067 | 1.502 |
Metapenaeus monoceros | 1.002 | 0.259 | 5.062 | 0.551 | 1.169 | 0.296 | 0.203 | 0.042 | 0.007 | 0.291 | 0.07 | 0.849 | 0.364 | 0.567 | 5.545 | 11.704 | 1.749 | 39.206 |
M. brevicornis | 0 | 0 | 0 | 0.006 | 0 | 0.012 | 0.021 | 0 | 0 | 0.385 | 0.042 | 0.013 | 0 | 0.004 | 0.733 | 2.797 | 0.251 | 5.6265 |
Other Penaeids | 0.553 | 0.227 | 0.029 | 0 | 0.073 | 0 | 0.028 | 0.01 | 0.012 | 0.097 | 0 | 0.305 | 0.7225 | 0.064 | 0.081 | 0.901 | 0.194 | 4.349 |
Carideans | 1.649 | 0.039 | 0.287 | 0.411 | 0.688 | 0.958 | 0.986 | 0.428 | 0.338 | 0.168 | 0.152 | 1.017 | 0.503 | 0.152 | 0.192 | 1.081 | 0.566 | 12.688 |
TOTAL | 3.44 | 3.629 | 27.477 | 1.42 | 2.002 | 1.338 | 1.354 | 0.48 | 0.371 | 1.196 | 0.337 | 2.431 | 1.7145 | 1.025 | 6.628 | 16.515 | 4.461 | 100.0 |
TABLE 27 : SHOWING AVERAGE MONTHLY DISTRIBUTION OF P. MONODON, P. INDICUS, M. MONOCEROS, M. BREVICORNIS, OTHER PENAEIDS AND CARIDEAN SHRIMPS PER CUBIC METRE OF WATER AT CHAKARIA (C-2)
MONTH | 1982 | 1983 | AVERAGE | % | ||||||||||||||
ORGS. | MAY | JUNE | JULY | AUG | SEPT | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUNE | JULY | AUG | ||
Penaeus monodon | 0.658 | 5.08 | 21.49 | 0.175 | 0.315 | 0.019 | 0 | 0 | 0 | 0.202 | 0.136 | 0.13 | 0.112 | 0.1165 | 0.0175 | 0.031 | 1.780 | 42.411 |
P.indicus | 0.039 | 0.779 | 0.31 | 0.532 | 0.023 | 0.003 | 0.056 | 0 | 0 | 0.02 | 0.087 | 0 | 0.191 | 0.034 | 0.298 | 0 | 0.148 | 3.526 |
Metapenaeusmonoceros | 0.136 | 0.105 | 4.625 | 1.045 | 2.021 | 0.087 | 0.123 | 0.026 | 0 | 0.073 | 0.066 | 0.168 | 0.027 | 0.314 | 10.966 | 5.619 | 1.587 | 37.813 |
M. brevi- cornis | 0 | 0.010 | 0 | 0.021 | 0.018 | 0 | 0.035 | 0 | 0 | 0.137 | 0.073 | 0.034 | 0 | 0.0565 | 0.225 | 1.145 | 0.11 | 2.621 |
Other Penaeids | 0.358 | 0.004 | 0 | 0.013 | 0.042 | 0 | 0 | 0 | 0.487 | 0.127 | 0.033 | 0.15 | 0.113 | 0.348 | 0.431 | 1.445 | 0.222 | 5.289 |
Carideans | 0.018 | 0.163 | 0.643 | 0.754 | 0.67 | 1.099 | 0.476 | 0.094 | 0.073 | 0.087 | 0.136 | 0.059 | 0.378 | 0.154 | 0.119 | 0.673 | 0.35 | 8.339 |
TOTAL | 1.209 | 6.141 | 27.068 | 2.54 | 3.089 | 1.208 | 0.69 | 0.12 | 0.56 | 0.646 | 0.531 | 0.541 | 0.821 | 1.023 | 12.0565 | 8.915 | 4.197 | 99.999 |
TABLE 28 : SHOWING MONTHLY AVERAGE DISTRIBUTION OF P. MONODON P. INDICUS, M. MONOCEROS, M. BREVICORNIS, UNIDENTIFIED PENAEIDS AND CARIDEANS PER M3 OF WATER AT KHEPUPARA- (K-1).
YEAR | 1982 | 1983 | |||||||||||||
MONTH | AUG | SEPT | OCT | NOV. | DEC. | JAN. | FEB. | MAR | APR | MAY | JUNE | JULY | AUG | AVERAGE | % |
ORG. | |||||||||||||||
Penaeus monodon | 0.0008 | 0 | 0.0005 | 1.0005 | 0.023 | 0.018 | 0.715 | 0.07 | 0.033 | 0.028 | 0.02 | 0 | 0 | 0.147 | 15.705 |
P. indicus | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Metapenaeus monoceros | 0.028 | 0 | 0 | 0 | 0 | 0 | 0.002 | 0 | 0 | 0 | 0.01 | 0 | 0 | 0.003 | 0.321 |
M. brevicornis | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Other Penaeids | 0.008 | 0.007 | 0.005 | 0.475 | 0.028 | 0.348 | 0.035 | 0 | 0.375 | 0.005 | 0.0975 | 0.01 | 0.2625 | 0.127 | 13.568 |
Carideans | 0.463 | 0.243 | 0.058 | 1.723 | 0.035 | 0 | 0 | 0.373 | 0.023 | 0.928 | 1.7325 | 0.8475 | 2.1375 | 0.659 | 70.406 |
TOTAL | 0.506 | 0.25 | 0.064 | 3.199 | 0.086 | 0.366 | 0.752 | 0.443 | 0.431 | 0.961 | 1.86 | 0.8575 | 2.4 | 0.936 | 100.0 |
TABLE 29 : SHOWING AVERAGE MONTHLY DISTRIBUTION OF P. MONODON, P. INDICUS, M. MONOCEROS, M. BREVICORNIS, OTHER PENAEIDS AND CARIDEANS PER CUBIC METRE OF WATER AT KHEPUPARA (K-2).
1982 | 1983 | ||||||||||||||
MONTH | AUG | SEPT | OCT | NOV. | DEC. | JAN. | FEB. | MAR | APR | MAY | JUNE | JULY | AUG | AVERAGE | % |
ORG. | |||||||||||||||
Penaeus monodon | 0 | 0.07 | 0.003 | 0.218 | 0.073 | 0.843 | 0.055 | 0.168 | 0.034 | 0.115 | 0.005 | 0 | 0 | 0.122 | 9.927 |
P. indicus | 0.065 | 0.0425 | 0 | 0 | 0.002 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.008 | 0.651 |
Metapenaeus monoceros | 0 | 0 | 0 | 0 | 0.002 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0001 | 0.008 |
M. brevicornis | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Other Penaeids | 0 | 0.085 | 0.205 | 2.108 | 0.36 | 0.493 | 0.025 | 0.095 | 0.06 | 0.302 | 0.2225 | 0.0175 | 0.26 | 0.326 | 26.526 |
Carideans | 0.055 | 3.095 | 0.473 | 1.045 | 0.688 | 0.02 | 0.055 | 0.153 | 0.026 | 0.02 | 0.6 | 2.185 | 1.635 | 0.773 | 62.897 |
TOTAL | 0.12 | 3.29 | 0.681 | 3.37 | 1.13 | 1.36 | 0.14 | 0.416 | 0.120 | 0.437 | 0.8275 | 2.2025 | 1.895 | 1.229 | 100.009 |
TABLE 30 : SHOWING MONTHLY AVERAGE DISTRIBUTIONS OF P. MONODON, P. INDICUS, M. MONOCEROS, M. BREVICORNIS, OTHER PENAEIDS AND CARIDEAN SHRIMPS PER M3 OF WATER AT SATKHIRA (S-1)
MONTHS | JUNE (1982) | JULY | AUG | SEPT | OCT | NOV | DEC | JAN (1983) | FEB | MAR | APR | MAY | JUNE | JULY | AUG | AVERAGE | % |
SPECIES | |||||||||||||||||
Penaeus monodon | 15.174 | 1.399 | 0.119 | 0.083 | 0.604 | 0.085 | 0.099 | 0.789 | 0.197 | 0.246 | 0.743 | 0 | 0.011 | 0.028 | 0 | 1.305 | 31.15 |
Penaeus indicus | 0.069 | 0.005 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.005 | 0.12 |
Metapenaeus monoceros | 2.304 | 0.217 | 0.499 | 0.414 | 0.593 | 0.045 | 0.317 | 0.006 | 0 | 0 | 2.886 | 0.173 | 1.546 | 6.014 | 0.443 | 1.03 | 24.582 |
Metapenaeus brevicornis | 0 | 0 | 0.161 | 0.193 | 0.014 | 0 | 0.015 | 0.008 | 0 | 0 | 0 | 0.011 | 0.162 | 0.035 | 0.402 | 0.067 | 1.599 |
Other Penaeids | 2.377 | 0.056 | 0 | 0 | 0 | 0.016 | 0.006 | 0.076 | 0.009 | 0.03 | 0 | 0.141 | 0 | 0.025 | 0 | 0.183 | 4.368 |
Carideans | 13.049 | 0.96 | 0.383 | 1.509 | 1.581 | 0.387 | 1.527 | 0.545 | 0.01 | 0.066 | 0.881 | 0.159 | 1.174 | 1.005 | 0.745 | 1.599 | 38.162 |
Total | 32.97 | 2.637 | 1.162 | 2.199 | 2.79 | 0.533 | 1.964 | 1.424 | 0.216 | 0.342 | 4.51 | 0.484 | 2.893 | 7.107 | 1.59 | 4.19 | 99.98 |
TABLE 31 : SHOWING MONTHLY AVERAGE DISTRIBUTIONS OF P. MONODON, P. INDICUS, M. MONOCEROS, M. BREVICORNIS, OTHER PENAEIDS AND CARIDEAN SHRIMPS PER M3 OF WATER AT SATKHIRA (S-2)
MONTHS | JUNE (1982) | JULY | AUG | SEPT | OCT | NOV | DEC | JAN (1983) | FEB | MAR | APR | MAY | JUNE | JULY | AUG | AVERAGE | % |
SPECIES | |||||||||||||||||
Penaeus monodon | 5.052 | 2.815 | 0.717 | 0.208 | 0.807 | 0.124 | 0.128 | 0.236 | 0.06 | 0.097 | 0.402 | 0.149 | 0.162 | 0.298 | 0.389 | 0.776 | 16.17 |
Penaeus indicus | 0.009 | 0 | 0 | 0 | 0 | 0.001 | 0 | 0.003 | 0.005 | 0.014 | 0 | 0 | 0.005 | 0.023 | 0 | 0.004 | 0.0831 |
Metapenaeus monoceros | 0.143 | 1.341 | 0.786 | 0.478 | 0.979 | 0.271 | 0.150 | 0.086 | 0.01 | 0 | 1.408 | 0.96 | 2.245 | 8.013 | 0.716 | 1.17 | 24.382 |
Metapenaeus brevicornis | 0 | 0 | 0.006 | 0 | 0.214 | 0.036 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.01 | 0.033 | 0.02 | 0.423 |
Other Penaeids | 2.548 | 8.352 | 0.002 | 0.216 | 0.027 | 0.147 | 0.794 | 1.023 | 0.294 | 0.163 | 0.379 | 0.328 | 0.708 | 4.307 | 0.334 | 1.308 | 27.255 |
Carideans | 0.298 | 0.391 | 0.533 | 3.019 | 2.486 | 0.976 | 0.56 | 0.586 | 0.202 | 0.367 | 0.677 | 0.574 | 2.713 | 3.294 | 6.124 | 1.52 | 31.67 |
Total | 8.051 | 12.902 | 2.04 | 3.921 | 4.513 | 1.56 | 1.63 | 1.934 | 0.571 | 0.64 | 2.866 | 2.01 | 5.83 | 15.945 | 7.596 | 4.8 | 99.99 |
TABLE 32 : SHOWING MONTHLY AVERAGE DISTRIBUTIONS OF P. MONODON, P. INDICUS, M. MONOCEROS, M. BREVICORNIS, OTHER PENAEIDS AND CARIDEAN SHRIMPS PER M3 OF WATER AT SATKHIRA (S-3)
MONTHS | JUNE (1982) | JULY | AUG | SEPT | OCT | NOV | DEC | JAN (1983) | FEB | MAR | APR | MAY | JUNE | JULY | AUG | AVERAGE | % |
SPECIES | |||||||||||||||||
Penaeus monodon | 1.47 | 3.213 | 0.028 | 0.143 | 0.682 | 0.012 | 0.043 | 0.173 | 0.108 | 0.769 | 0.065 | 0 | 0.018 | 0.278 | 0 | 0.468 | 15.09 |
Penaeus indicus | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.128 | 0 | 0 | 0.009 | 0.05 | 0 | 0.01 | 0.32 |
Metapenaeus monoceros | 0 | 10.445 | 0.444 | 0 | 0.638 | 0.063 | 0.12 | 0 | 0 | 0 | 0 | 0.048 | 0.538 | 5.948 | 0.178 | 1.233 | 39.76 |
Metapenaeus brevicornis | 0 | 0 | 0 | 0 | 0.119 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.008 | 0.26 |
Other Penaeids | 0.019 | 0.14 | 0.111 | 0.098 | 0 | 0.898 | 0.555 | 0.683 | 0.561 | 0.513 | 0.026 | 0.123 | 0.378 | 6.75 | 0.12 | 0.732 | 23.6 |
Caridean | 0.129 | 1.365 | 0.537 | 0.895 | 0.595 | 1.498 | 0.515 | 0.268 | 0.356 | 0 | 0.011 | 0 | 0.725 | 1.661 | 1.26 | 0.65 | 20.96 |
Total | 1.618 | 15.163 | 1.12 | 1.139 | 2.034 | 2.47 | 1.233 | 1.124 | 1.025 | 1.41 | 0.102 | 0.17 | 1.668 | 14.687 | 1.558 | 3.1 | 99.99 |
TABLE - R-1 : SHOWING MONTHLY OCCURRANCE OF DIFFERENT ZOOPLANKTERS PER CUBIC METER OF WATER AT CHAKARIA
MONTH | 1982 | 1983 | TOTAL NO.OF INDIVS. | AVERAGE INDIVS/M3 | % | ||||||||||||||
ORGMS | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN* | JUL | AUG | |||
COELENTERATES | |||||||||||||||||||
Jellyfish | 0.536 | 0 | 0 | 0.05 | 0.005 | 1.635 | 2.104 | 12.504 | 15.421 | 1.55 | 4.69 | 0.283 | 3.953 | 0.194 | 0.071 | 0 | 42.996 | 2.687 | 0.911 |
ANNELIDS | |||||||||||||||||||
Polychaetes | 0.006 | 0 | 0.013 | 0.305 | 0 | 0.054 | 0.071 | 0.157 | 0.063 | 0.026 | 0.004 | 0.065 | 0.018 | 0.073 | 0.086 | 0.019 | 0.96 | 0.06 | 0.02 |
CHAETOGNATHS | 12.971 | 9.882 | 1.969 | 0.083 | 0 | 9.698 | 22.385 | 4.327 | 1.371 | 0.56 | 10.589 | 13.603 | 10.289 | 2.23 | 0 | 0 | 99.957 | 6.247 | 2.117 |
CRUSTACEANS | |||||||||||||||||||
Copepods | 368.414 | 22.064 | 144.357 | 34.608 | 36.993 | 59.472 | 24.415 | 4.050 | 12.525 | 29.731 | 139.93 | 84.646 | 69.232 | 158.35 | 91.086 | 222.703 | 1502.576 | 93.911 | 31.832 |
Isopods | 0.146 | 0.696 | 0.144 | 0.564 | 0.256 | 130.581 | 1.637 | 0.273 | 0.321 | 0.071 | 0.014 | 0.081 | 0.196 | 0.310 | 52.509 | 20.274 | 208.073 | 13.005 | 4.408 |
Amphipods | 0.337 | 0.712 | 0.299 | 0.336 | 1.204 | 13.157 | 2.167 | 3.188 | 1.281 | 3.153 | 1.694 | 2.43 | 2.797 | 0.382 | 14.86 | 14.213 | 62.21 | 3.888 | 1.318 |
Mysids | 37.68 | 143.292 | 118.014 | 67.984 | 24.106 | 48.365 | 56.424 | 638.453 | 4.995 | 9.425 | 2.306 | 23.653 | 125.549 | 58.861 | 769.11 | 277.013 | 2415.23 | 150.952 | 51.167 |
Lucifer sp. | 17.499 | 27.701 | 29.548 | 1.452 | 0.027 | 1.497 | 1.106 | 16.89 | 0.162 | 0.97 | 1.712 | 0.254 | 3.384 | 2.875 | 5.888 | 0.529 | 111.494 | 6.968 | 2.362 |
Squilla sp. | 0.21 | 0.696 | 0.260 | 0 | 0 | 1.836 | 0.94 | 8.914 | 0.118 | 0.004 | 0.174 | 2.286 | 1.195 | 0.051 | 0 | 0 | 16.684 | 1.043 | 0.354 |
Crab Larvae | 1.225 | 1.965 | 4.908 | 1.803 | 0.799 | 1.681 | 2.891 | 2.298 | 0.734 | 36.151 | 0.681 | 0.145 | 0.277 | 0.079 | 9.372 | 2.711 | 67.72 | 4.233 | 1.435 |
Limulus sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0.014 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.014 | 0.001 | 0.0003 |
Penaeid shrimps | 1.246 | 2.915 | 8.523 | 1.4985 | 2.1355 | 0.282 | 0.666 | 0.811 | 0.07 | 0.613 | 0.522 | 0.6375 | 0.5405 | 0.657 | 15.674 | 9.5965 | 46.388 | 2.899 | 0.983 |
Caridean shrimps | 0.457 | 0.084 | 0.6415 | 0.4925 | 0.383 | 0.5345 | 1.1655 | 0.2315 | 0.4325 | 0.43 | 0.3485 | 0.24 | 0.488 | 0.072 | 0.435 | 1.0935 | 7.529 | 0.471 | 0.16 |
Alpheid shrimps | 1.151 | 0.156 | 0.047 | 0.007 | 0 | 0.034 | 0.099 | 0.034 | 0.007 | 0.004 | 0.03 | 0.213 | 0.146 | 0.117 | 0.015 | 0 | 2.06 | 0.129 | 0.044 |
Acetes sp. | 6.312 | 0.761 | 1.198 | 0.66 | 0.085 | 1.124 | 0.736 | 0.154 | 0.04 | 0.054 | 0.58 | .931 | 0.426 | 0.029 | 0.071 | 0 | 13.161 | 0.823 | 0.279 |
MOLLUSCS | 7.84 | 0.022 | 0.639 | 0.044 | 0 | 0 | 0.088 | 0.138 | 0.311 | 0.203 | 27.362 | 0.013 | 0.008 | 0 | 0 | 0 | 36.668 | 2.292 | 0.777 |
ECHINODERMS | |||||||||||||||||||
Starfish Larvae | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
FINFISH LARVAE | 1.0105 | 1.5775 | 1.6885 | 1.5535 | 2.293 | 2.4565 | 0.9345 | 1.755 | 0.231 | 0.7455 | 0.9715 | 2.0775 | 4.185 | 6.550 | 18.6885 | 26.632 | 73.35 | 4.584 | 1.554 |
OTHER ZOOPLANKTON | 0.124 | 3.475 | 0 | 0.044 | 0 | 0 | 0 | 1.014 | 0.973 | 3.702 | 1.602 | 0.183 | 0.776 | 1.298 | 0.078 | 0 | 13.269 | 0.829 | 0.281 |
INDIVS./M3 | 457.165 | 215.999 | 312.249 | 111.485 | 68.287 | 272.407 | 117.843 | 695.192 | 49.056 | 87.393 | 193.21 | 131.741 | 223.46 | 232.128 | 977.944 | 574.784 | 4720.34 | 295.021 | 100.002 |