| Report Year: 2009 |
| Little Wall Lake, Hamilton County |
| Zooplankton |
| | 6/25/2009 | 7/30/2009 | 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 | 72.006 | 0.000 | 36.003 | 3.801 | 34.796 | 26.053 | 183.147 | 246.259 | 0.000 | 0.000 | 0.000 |
| Ceriodaphnia | 117.621 | 7.634 | 62.628 | 27.043 | 36.338 | 46.803 | 258.367 | 34.921 | 6.748 | 0.000 | 0.000 |
| Chydorus | 0.000 | 11.956 | 5.978 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
| Daphnia | 257.175 | 17.300 | 137.237 | 24.334 | 42.839 | 41.860 | 5.644 | 85.451 | 238.288 | 374.195 | 41.161 |
| Copepoda |
| Calanoida | 18.529 | 15.274 | 16.902 | 36.758 | 52.367 | 32.623 | 160.160 | 75.185 | 199.730 | 205.690 | 15.638 |
| Cyclopoida | 33.136 | 3.690 | 18.413 | 4.434 | 17.145 | 9.266 | 13.638 | 18.014 | 11.231 | 40.102 | 1.163 |
| Nauplii | 15.732 | 5.998 | 10.865 | 5.146 | 9.747 | 6.446 | 18.351 | 18.993 | 14.469 | 11.701 | 1.134 |
| Nauplii |
| Nauplii | 15.732 | 5.998 | 10.865 | 5.146 | 9.747 | 6.446 | 18.351 | 18.993 | 14.469 | 11.701 | 1.134 |
| Rotifera |
| Ascomorpha | 0.000 | 0.000 | 0.000 | 0.012 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
| Asplanchna | 7.355 | 0.705 | 4.030 | 1.626 | 7.563 | 1.946 | 3.676 | 21.507 | 0.000 | 0.000 | 0.000 |
| Brachionus | 0.000 | 0.000 | 0.000 | 1.278 | 3.788 | 2.813 | 12.038 | 2.042 | 1.620 | 3.705 | 0.115 |
| Conochilus | 0.000 | 0.000 | 0.000 | 0.000 | 0.006 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
| Filinia | 0.000 | 0.000 | 0.000 | 0.151 | 4.178 | 1.648 | 1.300 | 2.757 | 1.796 | 3.075 | 0.000 |
| Hexarthra | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.096 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
| Kellicottia | 0.000 | 0.031 | 0.015 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
| Keratella cochlearis | 0.110 | 0.037 | 0.074 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
| Keratella | 0.000 | 0.000 | 0.000 | 0.076 | 0.266 | 0.924 | 0.653 | 0.671 | 0.712 | 0.871 | 0.153 |
| Lecane | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.013 | 0.000 | 0.000 | 0.000 |
| Polyarthra | 3.975 | 1.850 | 2.912 | 0.304 | 1.050 | 0.139 | 1.021 | 0.568 | 0.451 | 0.000 | 0.000 |
| Pompholx | 0.000 | 0.000 | 0.000 | 0.022 | 0.000 | 0.000 | 0.000 | 0.054 | 0.000 | 0.000 | 0.000 |
| Trichocerca | 0.000 | 0.000 | 0.000 | 0.187 | 1.682 | 0.189 | 0.087 | 1.778 | 0.678 | 0.393 | 0.000 |
| Total | 525.640 | 64.476 | 295.058 | 105.171 | 211.766 | 170.807 | 658.082 | 508.213 | 475.723 | 639.732 | 59.365 |
| Large Suspension Feeders (%) | 71 | 39 | 55 | 47 | 52 | 39 | 37 | 31 | 51 | 47 | 60 |
| Taxonomic Richness | 9 | 10 | 10 | 11 | 9 | 11 | 10 | 11 | 9 | 7 | 5 |
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