riverfly monitoring

Two riverfly discoveries on the River Mimram in 2021

Robin Cole, one of Hertfordshire’s volunteer riverfly coordinators has written a paper covering the discoveries of case sharing in the cased caddis Agapetus fuscipes, and the first record of the mayfly Heptagenid sulphurea on the River Mimram. Click here to read the paper that was published by Hertfordshire Natural History Society and shared by Robin to the Riverfly Partnership website.