| Titre : | Ornithologischer Anzeiger 37(1) - Jan., 1998 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Einhard Bezzel, Auteur ;
Ingrid Geiersberger, Auteur
For several years at a eutrophic lake in southern Bavaria (Staffelsee, 766 ha) waterfowl was hunted by up to 30 hunters for just one day in November. The number of Mallards and Coots that were killed was relatively high and increased during the [...]
Article
Increasing winter records of the Blackcap in South Germany (4.Jan.1996 in Augsburg, several more elsewhere in the 80ies and 90ies) give rise to thoughts about changing migration patterns with new winter quarters (e.g. U.K.).
Article
Juergen Pollheimer, Auteur ;
Martin Pollheimer, Auteur
In April 1995 a Black-throated Diver with a Common Frog in its digestive system was found dead at an inneralpine resting site for waterbirds in Styria, Austria. This is the first record of a Black-throated Diver foraging on amphibians for more t[...]
Article
The changed behaviour of semi-wild Red-crested Pochards in an urban pond is described, with emphasis on breeding habits and success. In 1992 and 1993, out of 32 intraspecifically attended ducklings 21.9% reached maturity, and of 31 interspecific[...]
Article
Udo Baer, Auteur ;
Friedhelm Jochums, Auteur
A breeding colony of Common Terns on a raft at St. Heinrich/Lake of Starnberg has been observed nearly every day during breeding time from 1988 to 1996. Some particular notes on behaviour first noticed in 1996 like grouping of chicks, adoptions,[...]
Article
For part I comprising breeding birds, see Orn. Anz. 36, 1997: 125-142. - Unless stated otherwise, the maxima in the diagrams are the highest daily counts of a year or winter. 32 visiting birds in the Ammersee area are selected which show a trend[...]
Article
1. The continental subspecies of Cormorant (Phalacrocorax carbo sinensis) wintering in Bavaria can cause significant losses of common carp (Cyprinus carpio) from wintering ponds at fish-farms. Various types of covering over fish-ponds have been [...]
