Assessing behaviour of lesser black-backed gulls in NW of England

Lesser black backed gulls have undergone recent population declines, making them a conservation priority. However, it is also subject to licensed control at some sites – under the general licence – on conservation grounds, or because of risk to human health and safety. The Ribble and Alt Estuary Site of Special Scientific Interest (SSSI) / Special Protection Area (SPA) population have been subject to proposals by British Aerospace (BAe) to cull due to the risk of collision with aircraft. Similarly, other popula...