Daily Archives: 19-March-2015

I have a small summer cabin on a lake in northern Minnesota that my family uses for recreation. The health of the lake is very important to me because I plan on leaving the property to my children so that my children and grandchildren (when and if they come) will have a nice place to vacation. One way to assess the health of the lake is by measuring its clarity, which is measured using a Secchi disk (Figure 1). Continue reading →