| Report Year: 2009 |
| Nine Eagles Lake, Decatur 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 | 0.085 | 0.256 | 0.171 | 0.040 | 0.046 | 0.393 | 0.131 | 0.036 | 0.066 | 4.498 | 0.018 |
| Chlorophyta | 0.247 | 0.000 | 0.123 | 0.228 | 0.082 | 0.019 | 0.096 | 0.057 | 0.070 | 0.549 | 0.598 |
| Chrysophyta | 0.552 | 1.242 | 0.897 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
| Cryptophyta | 0.028 | 0.127 | 0.078 | 0.032 | 0.047 | 0.235 | 0.191 | 0.033 | 0.035 | 0.323 | 0.087 |
| Cyanobacteria | 18.187 | 20.698 | 19.442 | 100.592 | 47.350 | 0.250 | 23.391 | 31.477 | 442.359 | 4.967 | 2.397 |
| Dinophyta | 27.452 | 0.000 | 13.726 | 0.000 | 0.223 | 0.193 | 0.000 | 0.000 | 0.251 | 2.481 | 0.265 |
| Euglenophyta | 0.000 | 0.029 | 0.014 | 0.010 | 0.000 | 0.039 | 0.020 | 0.003 | 0.048 | 0.000 | 0.026 |
| Total | 46.551 | 22.352 | 34.452 | 100.901 | 47.747 | 1.128 | 23.828 | 31.606 | 442.829 | 12.818 | 3.391 |
| Taxonomic Richness | 24 | 18 | 21 | 7 | 9 | 12 | 8 | 7 | 11 | 5 | 7 |
| Cyanobacteria Cell Counts(k)/ml | 24.409 | 36.883 | 30.646 | 0.000 | 35.773 | 0.268 | 17.546 | 24.101 | 316.823 | 27.702 | 9.668 |
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