| Report Year: 2009 |
| Little Spirit Lake, Dickinson County |
| Phytoplankton |
| | 6/3/2009 | 7/7/2009 | 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 | 0.852 | 0.053 | 0.452 | 1.365 | 6.581 | 0.123 | 0.157 | 0.003 | 9.781 | 18.594 | 1.114 |
| Chlorophyta | 0.096 | 2.535 | 1.315 | 1.942 | 3.360 | 0.012 | 0.465 | 5.933 | 0.408 | 4.453 | 2.965 |
| Cryptophyta | 0.000 | 0.000 | 0.000 | 0.440 | 0.308 | 0.174 | 0.009 | 0.112 | 0.111 | 0.297 | 0.052 |
| Cyanobacteria | 52.031 | 85.867 | 68.949 | 94.603 | 89.329 | 15.153 | 28.604 | 253.867 | 60.479 | 80.020 | 6.744 |
| Dinophyta | 0.000 | 0.000 | 0.000 | 0.000 | 0.945 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.221 |
| Euglenophyta | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.006 | 0.000 | 0.015 | 0.000 | 0.000 |
| Total | 52.979 | 88.455 | 70.717 | 98.351 | 100.523 | 15.463 | 29.242 | 259.916 | 70.794 | 103.363 | 11.097 |
| Taxonomic Richness | 20 | 10 | 15 | 6 | 12 | 8 | 9 | 4 | 8 | 6 | 5 |
| Cyanobacteria Cell Counts(k)/ml | 38.135 | 383.334 | 210.735 | 0.000 | 170.443 | 83.376 | 132.869 | 303.000 | 65.193 | 183.179 | 38.723 |
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