| RAISING SUNSHINE BASS FOR SPORTFISHING IN SEWARD COUNTY FARM POND | |||||||||||||||||||||||
| Mar-99 | Apr-99 | May-99 | Jun-99 | Jul-99 | Aug-99 | Sep-99 | Oct-99 | Nov-99 | Mar-00 | Apr-00 | May-00 | Jun-00 | Jul-00 | Aug-00 | Sep-00 | Oct-00 | Apr-01 | May-01 | Jun-01 | Jul-01 | Aug-01 | 1-Sep | |
| mean length (mm) | |||||||||||||||||||||||
| begin month | 145 | 152 | 155 | 226 | 257 | 290 | 318 | 323 | 320 | 318 | 320 | 351 | 368 | 384 | 396 | 406 | 414 | 419 | 438 | 438 | 445 | 462 | 490 |
| length range (mm) | 125- | 140- | 140- | 200- | 205- | 250- | 250- | 240- | 255- | 265- | 265- | 305- | 305- | 315- | 330- | 345- | 355- | 381- | 394- | 381- | 419- | 432- | 416- |
| 160 | 165 | 170 | 250 | 280 | 325 | 350 | 355 | 350 | 355 | 370 | 380 | 405 | 430 | 430 | 435 | 485 | 470 | 476 | 495 | 489 | 508 | 566 | |
| mean weight (g) | 36.9 | 39.8 | 42.6 | 176.1 | 227.2 | 340.8 | 426.0 | 440.2 | 454.4 | 397.6 | 454.4 | 539.6 | 710.0 | 766.8 | 852.0 | 937.2 | 994.0 | 908.0 | 998.8 | 1057.8 | 1135.0 | 1385.0 | 1513.5 |
| weight range (g) | --- | --- | --- | 140- | 170- | 200- | 205 | 205- | 225- | 225- | 245- | 340- | 400- | 400- | 425- | 455- | 470- | 680- | 726- | 817- | 908- | 1067- | 615- |
| 200 | 285 | 450 | 465 | 540 | 555 | 510 | 500 | 680 | 910 | 1135 | 1305 | 1365 | 1590 | 1360 | 1360 | 1816 | 1589 | 1907 | 2497 | ||||
| est. # fish begin | |||||||||||||||||||||||
| of month | 1025 | 782 | 755 | 755 | 755 | 755 | 755 | 748 | 748 | 748 | 714 | 676 | 672 | 570 | 570 | 570 | 565 | 537 | 537 | 537 | 513 | 513 | 513 |
| est. total fish biomass | |||||||||||||||||||||||
| begin month (kg) | 37.8 | 31.1 | 32.0 | 133.0 | 171.5 | 257.3 | 321.6 | 329.3 | 339.9 | 297.4 | 324.4 | 364.8 | 477.1 | 437.1 | 485.6 | 534.2 | 561.6 | 487.6 | 536.4 | 568.0 | 582.3 | 710.5 | 776.4 |
| est. total biomass | |||||||||||||||||||||||
| increase during mo. (kg) | (6.7) | 0.9 | 101.0 | 38.5 | 85.8 | 64.3 | 7.7 | 10.6 | (42.5) | 27.0 | 40.4 | 112.3 | 31.0 | 48.5 | 48.6 | 27.4 | 31.4 | (105.4) | 48.8 | 31.6 | 14.3 | 128.2 | 65.9 |
| feed supplied during | |||||||||||||||||||||||
| month (kg) | 27.2 | 38.6 | 47.7 | 68.1 | 72.6 | 72.6 | 86.3 | 72.6 | 22.7 | 45.4 | 63.6 | 109.0 | 109.0 | 109.0 | 90.8 | 63.6 | 54.5 | 50.0 | 67.5 | 82.5 | 181.8 | 143.0 | |
| cumulative feed | |||||||||||||||||||||||
| conversion ratio | * | * | 1.2 | 1.4 | 1.2 | 1.2 | 1.4 | 1.6 | 2.0 | 1.9 | 1.9 | 1.7 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | * | * | * | * | * | |
| DO avg (ppm) | 7.5 | 7.5 | 7.0 | 8.0 | 7.5 | 8.0 | 7.5 | 7.5 | 7.0 | 8.5 | 7.0 | 6.0 | 7.0 | 7.0 | 7.5 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 6.5 | |
| water temp avg (C) | 8 | 12 | 16 | 25 | 32 | 27 | 23 | 14 | 9 | 4 | 12 | 18 | 26 | 26 | 26 | 24 | 14 | 5 | 16 | 24 | 27 | 26 | |
| # observed mortality | 64 | 7 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 9 | 10 | 1 | 0 | 0 | 1 | 1 | 14 | 0 | 0 | 0 | 0 | |
| # of fish sold | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | |
| pellet size (mm) | 1.5 | 1.5 | 2.5 | 2.5 | 5.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 9.5 | 9.5 | 9.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | |
| # of fish sampled | 20 | 20 | 10 | 20 | 20 | 20 | 20 | 20 | 20 | 10 | 10 | 20 | 20 | 20 | 20 | 20 | 80 | 10 | 20 | 20 | 10 | 20 | |