| Titre : | Bird Study 45 - JUL 1998 |
| Type de document : | Bulletin |
| Paru le : | 01/07/1998 |
Dépouillements
Article
S. Fitzpatrick, Auteur ;
B. Bouchez, Auteur
Oystercatcher Haematopus ostralegus, Curlew Numenius arquata and Redshank Tringa tetanus reacted in a variety of ways to human disturbance. They delayed arrival and departed earlier when disturbed. Vigilance (scan rates) increased with the vigou[...]
Article
T. Akriotis, Auteur
The timing of departure of many migratory passerines breeding in southeastern Europe or the Mediterranean remains relatively little known. In this work, Reed and Great Reed Warbler mist-netting data from a breeding site in Greece are analysed to[...]
Article
G. M. Siriwardena, Auteur ;
S. R. Baillie, Auteur ;
J. D. Wilson, Auteur
To identify the environmental changes responsible for population trends, it is useful first to determine the demographic mechanisms through which they have acted. We present new analyses of survival rates, using British ring-recovery data from 1[...]
Article
M. C. Underhill, Auteur ;
T. Gittings, Auteur ;
D. A. Callaghan, Auteur ;
B. Hughes, Auteur ;
J. S. Kirby, Auteur ;
S. Delany, Auteur
The status and distribution of Common Scoters Melanitta nigra nigra in Britain and Ireland were determined from a survey ill April-lune 1995. Three visits were made to all known, and a sample of potential, breeding sires. A total of 439 birds ru[...]
Article
J. Figuerola, Auteur ;
A. Bertolero, Auteur
We investigated the stopover patterns of male and female Curlew Sandpipers at a stopover area in northeast Spain. Curlew Sandpipers were trapped and colour-ringed during autumn migration in 1992 and 1993. Stopover length was similar to those rep[...]
Article
W. J. Peach, Auteur ;
S. R. Baillie, Auteur ;
D. E. Balmer, Auteur
Changes in the abundance of 28 species of common passerines in scrub and wetland habitats were assessed from changes in annual catch sizes on Constant Effort sites between 1983 and 1995. At sites where annual catching effort fell below the requi[...]
Article
R. A. Stillman, Auteur ;
E. M. Bignal, Auteur ;
D. I. McCracken, Auteur ;
G. N. Ovenden, Auteur
Article
C. Stoate, Auteur ;
S. J. Moreby, Auteur ;
J. Szczur, Auteur
Observations of Yellowhammers flying from nests to foraging sites were used to assess use of foraging habitats in relation to availability. Selection of invertebrates by foraging Yellowhammers was studied using analysis of nestling faecal sample[...]
Article
M. Honza, Auteur ;
I. J. Oien, Auteur ;
A. Moksnes, Auteur ;
E. Roskaft, Auteur
Nest survival was studied in relation to nest position of 164 nests of the Reed Warbler Acrocephalus scirpaceus in the Southeastern part of the Czech Republic in 1993. Breeding was successful in 91 (55.5%) cases, whereas 40 (24.4%) were predated[...]
