They also very efficiently break the erosive power of the waves and protect the shoreland against erosion. That can be a crucial asset where motorboats or jetskis are more and more numerous. They love the lake as long as it does what they want, looks like what they expect it to look like. There are too many cottage owners of that sort, who flee the city every weekend only to bring to the country their urban requirements and dreams and plague the lakeside with them. We must realise it's our duty to adapt ourselves to the lake environment not the other way around.
Aquatic plants are here to stay.
And very slowly as the lake grows older, they will naturally cover more and more of its littoral. It's as true for the lake as it is for my girlfriend. I love my girlfriend.