From 1993 to 1997 over 5000 Sooty Tern chicks were ringed on Bird Island before they fledged. Each chick was given a coloured ring of a special plastic called “Darvic”, which was believed to be sufficiently resilient to be suitable for long-tern studies of birds. In 1993 and 1997, each chick was also given a … More A very rare bird!
Since the late 1950s mist nets have been the mainstay of many ornithological studies, allowing large numbers of birds to be caught for ringing and other investigations. Mist nets are made of fine mesh that, under ideal circumstances, is difficult for birds to see. They are efficient but extracting birds requires skill to ensure that … More Mist nets – tools for removing birds from certain buildings