December 16, 2022
Is spread or it rains hard, it can wash off into the rivers. we keep the riverbed to bring out all of the invertebrates that live inside the riverbed. the flow of water then catches them into the net. this is the river nadder in wiltshire. there should be some mayfly there. oh, yes. yeah, look at that. david is a volunteer, taking samples of the smallest creatures to monitor the health of the river. how do you feel looking down at this tray and the life in it, as opposed to what you used to samp...