| Report Year: 2009 |
| DeSoto Bend Lake, Harrison County |
| Phytoplankton |
| | 6/10/2009 | 7/15/2009 | 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 | 4.383 | 3.572 | 3.977 | 0.000 | 0.000 | 7.787 | 1.964 | 0.677 | 0.887 | 18.619 | 3.268 |
| Chlorophyta | 0.594 | 0.271 | 0.432 | 0.000 | 0.000 | 1.798 | 0.287 | 0.608 | 0.010 | 0.659 | 3.269 |
| Cryptophyta | 0.209 | 0.287 | 0.248 | 0.000 | 0.000 | 0.590 | 0.097 | 0.336 | 0.531 | 0.057 | 0.609 |
| Cyanobacteria | 187.350 | 247.102 | 217.226 | 0.000 | 0.000 | 12.964 | 44.002 | 9.471 | 89.654 | 2.864 | 5.039 |
| Dinophyta | 20.183 | 26.059 | 23.121 | 0.000 | 0.000 | 1.217 | 1.746 | 0.928 | 1.756 | 3.999 | 4.555 |
| Euglenophyta | 0.000 | 0.797 | 0.398 | 0.000 | 0.000 | 0.504 | 0.063 | 0.021 | 0.000 | 0.000 | 0.000 |
| Total | 212.718 | 278.088 | 245.403 | 0.000 | 0.000 | 24.860 | 48.160 | 12.040 | 92.837 | 26.198 | 16.740 |
| Taxonomic Richness | 34 | 36 | 35 | 0 | 0 | 19 | 14 | 11 | 5 | 8 | 6 |
| Cyanobacteria Cell Counts(k)/ml | 134.727 | 276.312 | 205.520 | 0.000 | 0.000 | 42.732 | 52.295 | 20.518 | 101.330 | 10.926 | 41.622 |
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