There are many varieties of lake weeds. See below to find out which weed you're dealing with, and which Aquacide product can help!
Individual filaments are a series of cells joined end to end that give a thread-like appearance. Often referred to as pond moss or scum. Forms felt-like surface mats.
Leaf-like structures whorled around hollow stem. Dense growth attached, but not rooted to the bottom. May carpet large areas of a lake or pond bottom.
Microscopic growth is often visible as a greenish tinge suspended in the upper few feet of water.