Fauna and flora Norderoog
a colony of sandwich terns on norderoog
arctic tern on norderoog
norderoog resting , hatching place number of rare species of marine birds. notably sandwich tern (sterna sandvicensis) has colony. during spring , summer, 5,000 couples breed there annually. in 2007, 2,800 breeding couples counted. floodings of island in summer negative factor breeding , may cause significant statistical deviations.
apart sandwich tern, common tern (sterna hirundo) , arctic tern (sterna paradisaea) use breed on norderoog. long time, norderoog eurasian oystercatcher s (haematopus ostralegus) densely populated breeding colony in german bight, population has dropped. norderoog not important breeding resort resting area migratory birds. @ times, 50,000 marine birds occur on norderoog , norderoogsand, shoal off island.
the flora of norderoog dominated salt marsh vegetation salicornia , spartina @ immediate shoreline, , meadows sea sandwort , sea lavender. centre of island has steppe character plants such reed , leymus arenarius.
a colony of brown rats (r. norvegicus) live on island. island devoid of human populations, these rats have been observed stalking , catching sparrows , large birds such ducks food.
index of breeding bird species
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