| Report Year: 2009 |
| Lost Island Lake, Palo Alto County |
| Zooplankton |
| | 6/4/2009 | 7/8/2009 | 2009 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 |
| Suborder/Genus | Dry Mass (μg/L) | Dry Mass (μg/L) | Dry Mass (μg/L) | Dry Mass (μg/L) | Dry Mass (μg/L) | Dry Mass (μg/L) | Dry Mass (μg/L) | Dry Mass (μg/L) | Dry Mass (μg/L) | Dry Mass (μg/L) | Dry Mass (μg/L) |
| Cladocera |
| Bosmina | 0.000 | 0.000 | 0.000 | 2.209 | 0.631 | 3.980 | 48.534 | 30.649 | 2.821 | 0.700 | 0.000 |
| Ceriodaphnia | 0.000 | 0.000 | 0.000 | 1.859 | 0.000 | 2.549 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
| Daphnia | 66.855 | 19.181 | 43.018 | 22.357 | 69.688 | 42.307 | 166.796 | 79.467 | 48.881 | 196.004 | 18.516 |
| Copepoda |
| Calanoida | 132.339 | 106.154 | 119.247 | 51.294 | 80.504 | 30.691 | 59.170 | 140.191 | 48.224 | 80.882 | 44.818 |
| Cyclopoida | 3.529 | 11.312 | 7.420 | 2.060 | 4.831 | 2.187 | 49.923 | 21.265 | 5.950 | 11.895 | 15.827 |
| Nauplii | 12.560 | 7.713 | 10.137 | 3.978 | 6.208 | 8.132 | 19.759 | 13.341 | 3.797 | 5.374 | 1.239 |
| Nauplii |
| Nauplii | 12.560 | 7.713 | 10.137 | 3.978 | 6.208 | 8.132 | 19.759 | 13.341 | 3.797 | 5.374 | 1.239 |
| Rotifera |
| Asplanchna | 0.000 | 0.000 | 0.000 | 0.026 | 0.252 | 0.000 | 0.000 | 0.426 | 0.000 | 0.000 | 0.000 |
| Brachionus | 0.000 | 0.071 | 0.035 | 0.020 | 0.000 | 0.342 | 0.000 | 0.006 | 0.000 | 0.023 | 0.000 |
| Conochilus | 0.000 | 0.000 | 0.000 | 0.046 | 0.000 | 0.000 | 0.001 | 0.000 | 0.000 | 0.000 | 0.000 |
| Filinia | 0.000 | 0.000 | 0.000 | 0.003 | 0.007 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
| Keratella cochlearis | 0.000 | 0.012 | 0.006 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
| Keratella | 0.000 | 0.000 | 0.000 | 0.144 | 0.021 | 0.029 | 9.516 | 0.120 | 0.069 | 0.090 | 0.001 |
| Polyarthra | 0.000 | 0.000 | 0.000 | 0.000 | 0.003 | 0.000 | 0.000 | 0.031 | 0.000 | 0.000 | 0.000 |
| Trichocerca | 0.000 | 0.000 | 0.000 | 0.018 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
| Total | 215.284 | 144.442 | 179.863 | 84.014 | 162.145 | 90.217 | 353.699 | 285.495 | 109.741 | 294.967 | 80.401 |
| Large Suspension Feeders (%) | 31 | 13 | 22 | 33 | 37 | 45 | 49 | 29 | 42 | 47 | 23 |
| Taxonomic Richness | 4 | 6 | 5 | 7 | 7 | 7 | 6 | 7 | 6 | 5 | 5 |
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