| Titre : | Ornithologischer Anzeiger 42(1) - Januar 2003 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Article
Article
Guenter von Lossow, Auteur ;
Hans-Joachim Fuenfstueck, Auteur
For the first time an estimation of numbers for all Bavarian breeding birds is given, together with trends and changes in abundance, based on data from 1975 to 1999. Regular breeding birds number 203, with an additional 11 casual breeders and 11[...]
Article
The german population comprises 20% of the Middle Spotted Woodpecker's world population. Therefore monitoring and conservation is urgently needed. Here, I present the development of a small population in an isolated area, the Favoritepark in Lud[...]
Article
Allyear line-transect counts of the Perach reservoir bird community (Inn river with surrounding floodbeds and natural forests) were compared to lunar periodicity. Bird activities peaked during increasing half-moon, full moon and the five days be[...]
Article
Christian Lang, Auteur ;
Wolfgang Scherzinger, Auteur ;
Werner Konold, Auteur
The report deals with the breeding dynamics of birds after windthrow and insect gradation in the mountain forests of the National Park Bayerischer Wald, Germany. The study site (size: 318 hectares) was located in fir-beech-spruce dominated woodl[...]
Article
Kai Gedeon, Auteur ;
Stefan Fischer, Auteur ;
Christoph Sudfeldt, Auteur
Article
Article
Between 1996 and 2002 Common Sandpipers (Actitis hypoleucos) were observed at the Upper Isar river and the Upper and Middle Ammer river (Upper Bavaria). During this time data were collected that show the reproduction period of these birds. It la[...]
