Did you ever look at ditch water as a child? To the insects who skate on the water, the slippery frogspawn and the shiny fish? The average Dutch ditch is full of various insects, fish, plants and micro-organisms that together lead to a diverse aquatic flora and fauna. But not only the ditch is diverse. In order to maintain a well-functioning world, all of nature must consist of all kinds of different plants and creatures. Biodiversity keeps the world healthy. Ditch water is more fascinating and important than you think.