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Article
K. Lesley Szostek, Auteur ; Peter H. Becker, Auteur ; Barbara C. Meyer, Auteur ; Stefan R. Sudmann, Auteur ; Heribert Zintl, AuteurDensity is known to be an important factor in population size regulation. Several mechanisms of density limitation have been identified in colonial birds. We studied competition in Common Terns Sterna hirundo to assess whether the factor limitin[...]
Article
Heribert Zintl, AuteurDuring the 19th century the Common Tern population in Bavaria consisted of an estimated 1000 pairs. Due to river regulation it decreased to a minimum of 37 pairs in 1980. From 1984 onwards the population started to increase again (Fig. 4) and re[...]
