| Report Year: 2009 |
| Blue Lake, Monona 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 | 7.750 | 6.361 | 7.056 | 1.817 | 0.726 | 2.537 | 3.962 | 4.208 | 6.214 | 4.553 | 6.553 |
| Chlorophyta | 4.399 | 3.404 | 3.901 | 4.134 | 1.850 | 1.043 | 1.596 | 11.651 | 2.735 | 1.981 | 7.168 |
| Chrysophyta | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 1.175 | 0.000 | 0.000 | 0.000 |
| Cryptophyta | 0.000 | 4.465 | 2.233 | 0.000 | 0.012 | 0.222 | 0.142 | 2.341 | 0.022 | 0.000 | 0.117 |
| Cyanobacteria | 273.559 | 725.007 | 499.283 | 70.638 | 291.751 | 5.735 | 39.735 | 117.496 | 242.400 | 1.436 | 1.822 |
| Dinophyta | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.021 | 0.045 | 0.000 | 0.115 | 0.000 | 0.000 |
| Euglenophyta | 0.035 | 0.087 | 0.061 | 0.000 | 0.000 | 0.115 | 0.104 | 2.282 | 0.034 | 0.000 | 0.000 |
| Total | 285.743 | 739.325 | 512.534 | 76.590 | 294.338 | 9.674 | 45.584 | 139.152 | 251.521 | 7.970 | 15.660 |
| Taxonomic Richness | 36 | 50 | 43 | 7 | 8 | 17 | 11 | 16 | 11 | 7 | 7 |
| Cyanobacteria Cell Counts(k)/ml | 196.496 | 514.452 | 355.474 | 0.000 | 208.578 | 17.535 | 28.632 | 113.337 | 154.066 | 3.228 | 5.818 |
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