Glaucous Gull

      Larus hyperboreus

      Information

      The Glaucous Gull breeds along the most northern coasts and on islands round the North Pole. It can also hold out in the North during the winter. The Glaucous Gull only rarely occurs in European inland areas, its occurrence is mostly connected with harsh winters.

      Voice

      Status (in CH)
      vagrant
      Annual cycle
      The bar on the top line indicates during which seasons the species can be observed regularly in Switzerland. There can be great seasonal fluctuations of numbers. The middle bar indicates the typical migration seasons of a species. The bottom bar indicates the period during which the species normally breeds. As a rule it spans the period from egg-laying to fledging of the young.
      Annual cycle
      Annual cycle

      Facts

      Population size in Switzerland (Pairs)
      -
      Migration behaviour
      resident to short-distance migrant
      Diurnal/nocturnal migrant
      Diurnal and nocturnal migrant
      Length (cm)
      63-68
      wing span (cm)
      138-158
      Weight (g)
      1000-2200
      Nest site
      ground
      Food
      crustaceans, fish, birds, carcasses
      Group
      Gulls
      Habitat
      lakes, rivers & streams