Since 2011 we have been using different kinds of electronic tracking device to investigate the movements and behaviour of Bird Island’s Sooty Terns, greatly increasing our knowledge of the birds’ use of the surrounding ocean. Prior to that much of our knowledge of Sooty Tern survival, longevity, movements between islands and daily activities in the … More Ringing and recapture of Bird Island’s Sooty Terns remains important in unraveling their lives
1979 saw the start of the Royal Society for the Protection of Birds’ (RSPB) “Big Garden Birdwatch”, during which people are asked to devote one hour observing birds in their gardens during the last weekend January, record all species seen and report the maximum number of each seen at one time (to avoid counting the … More Big Garden Finchwatch
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