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. 2017 Feb 10;9(2):62. doi: 10.3390/toxins9020062

Table 1.

General lake characteristics for six lakes surveyed as a part of this study.

Lake Trophic State * Lake Type Majority Land Use Area (km2) Max Depth (m) Volume (106 m3) ** Secchi (m) ***
Fish Meso/eutrophic Seepage Ag 0.87 18.9 8.2 2.8
Wingra Eutrophic Drainage Ur 1.40 4.3 3.0 2.2
Monona Eutrophic Drainage Ur/Ag 13.2 22.5 149 1.2
Mendota Eutrophic Drainage Ur/Ag 39.4 25.3 498 1.7
Koshkonong Hyper/eutrophic Drainage Ag 42.9 2.1 45.0 0.3
Winnebago Hyper/eutrophic Drainage Ur/Ag 534 6.4 1709 0.6

* Determined by the Wisconsin DNR based on the trophic state index (TSI) using chlorophyll, total phosphorus, and/or Secchi depth; ** Assuming mean depth is half the max depth; *** Average summer Secchi depth; Ag = agricultural; Ur = Urban.