| Report Year: 2009 |
| Green Castle Lake, Marshall County |
| Zooplankton |
| | 6/15/2009 | 7/20/2009 | 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 | 30.690 | 68.917 | 49.803 | 11.107 | 5.979 | 137.188 | 18.666 | 25.355 | 16.389 | 41.994 | 1.442 |
| Ceriodaphnia | 0.000 | 71.398 | 35.699 | 6.469 | 3.127 | 24.604 | 17.217 | 69.317 | 3.890 | 0.000 | 0.000 |
| Daphnia | 8.912 | 15.789 | 12.350 | 5.858 | 20.263 | 13.073 | 11.123 | 29.213 | 14.672 | 23.937 | 1.104 |
| Copepoda |
| Calanoida | 59.589 | 4.599 | 32.094 | 48.228 | 12.821 | 51.501 | 72.056 | 24.501 | 52.676 | 25.950 | 1.842 |
| Cyclopoida | 17.519 | 19.430 | 18.474 | 12.059 | 22.012 | 28.562 | 37.368 | 26.949 | 13.326 | 9.337 | 7.408 |
| Nauplii | 6.007 | 24.180 | 15.094 | 7.962 | 5.407 | 13.439 | 29.597 | 18.222 | 6.425 | 5.593 | 1.497 |
| Nauplii |
| Nauplii | 6.007 | 24.180 | 15.094 | 7.962 | 5.407 | 13.439 | 29.597 | 18.222 | 6.425 | 5.593 | 1.497 |
| Rotifera |
| Asplanchna | 0.000 | 9.407 | 4.703 | 1.072 | 0.016 | 0.000 | 0.650 | 0.734 | 0.497 | 0.859 | 0.000 |
| Brachionus | 0.000 | 1.350 | 0.675 | 0.133 | 0.021 | 0.000 | 0.000 | 0.000 | 0.000 | 0.014 | 0.000 |
| Conochilus | 0.000 | 0.000 | 0.000 | 0.032 | 0.090 | 0.000 | 0.000 | 0.063 | 0.002 | 0.000 | 0.000 |
| Hexarthra | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.137 | 0.060 | 0.000 |
| Kellicottia | 0.000 | 0.000 | 0.000 | 0.004 | 0.000 | 0.000 | 0.000 | 0.000 | 0.041 | 0.000 | 0.000 |
| Keratella cochlearis | 0.160 | 0.463 | 0.311 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
| Keratella | 0.000 | 0.000 | 0.000 | 0.632 | 0.231 | 0.916 | 1.420 | 0.725 | 1.210 | 0.126 | 0.083 |
| Polyarthra | 2.725 | 3.731 | 3.228 | 1.972 | 0.126 | 0.608 | 5.117 | 1.115 | 2.178 | 0.509 | 0.000 |
| Pompholx | 0.000 | 0.000 | 0.000 | 0.011 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
| Trichocerca | 0.000 | 0.000 | 0.000 | 0.000 | 0.181 | 0.000 | 0.000 | 0.000 | 0.022 | 0.167 | 0.000 |
| Total | 125.601 | 219.263 | 172.432 | 95.538 | 70.274 | 269.892 | 193.215 | 196.194 | 111.466 | 108.546 | 13.376 |
| Large Suspension Feeders (%) | 7 | 40 | 23 | 13 | 28 | 21 | 17 | 45 | 21 | 13 | 53 |
| Taxonomic Richness | 7 | 10 | 9 | 11 | 9 | 8 | 9 | 8 | 9 | 7 | 4 |
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