| Report Year: 2009 |
| Indian Lake, Van Buren County |
| Phytoplankton |
| | 6/17/2009 | 7/22/2009 | 2009 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 |
| Division | Wet Mass (mg/L) | Wet Mass (mg/L) | Wet Mass (mg/L) | Wet Mass (mg/L) | Wet Mass (mg/L) | Wet Mass (mg/L) | Wet Mass (mg/L) | Wet Mass (mg/L) | Wet Mass (mg/L) | Wet Mass (mg/L) | Wet Mass (mg/L) |
| Bacillariophyta | 3.703 | 6.531 | 5.117 | 0.000 | 0.000 | 2.815 | 0.222 | 0.075 | 0.130 | 0.002 | 0.090 |
| Chlorophyta | 3.897 | 0.955 | 2.426 | 0.000 | 0.000 | 0.621 | 0.223 | 0.087 | 0.178 | 0.022 | 0.270 |
| Chrysophyta | 0.000 | 8.280 | 4.140 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
| Cryptophyta | 0.185 | 0.274 | 0.229 | 0.000 | 0.000 | 0.198 | 0.157 | 0.013 | 0.427 | 0.084 | 0.213 |
| Cyanobacteria | 71.961 | 1287.323 | 679.642 | 0.000 | 0.000 | 1393.891 | 70.323 | 157.621 | 132.299 | 7.456 | 36.937 |
| Dinophyta | 0.000 | 3.971 | 1.985 | 0.000 | 0.000 | 6.965 | 0.442 | 0.000 | 0.422 | 0.038 | 0.350 |
| Euglenophyta | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.044 | 0.000 | 0.000 | 0.003 | 0.000 | 0.185 |
| Total | 79.746 | 1307.333 | 693.540 | 0.000 | 0.000 | 1404.533 | 71.367 | 157.796 | 133.459 | 7.603 | 38.045 |
| Taxonomic Richness | 36 | 44 | 40 | 0 | 0 | 11 | 6 | 7 | 8 | 4 | 6 |
| Cyanobacteria Cell Counts(k)/ml | 77.955 | 1250.851 | 664.403 | 0.000 | 0.000 | 1034.540 | 307.893 | 160.145 | 91.928 | 42.146 | 46.951 |
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