| Titre : | Ringing & Migration 19(Suppl.) - Nov., 1999 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Stephen R. Baillie, Auteur ;
George Boobyer, Auteur ;
Christopher M. Perrins, Auteur ;
Anne Brenchley, Auteur ;
David M. Bryant, Auteur ;
Steve J. Ormerod, Auteur ;
Mark M. Rehfisch, Auteur ;
Mark L. Tasker, Auteur ;
Jeremy D. Wilson, Auteur
1 The monitoring of both population size and demographic variables is important for understanding the causes of population changes. The main function of the Ringing Scheme should continue to be the monitoring of demographic variables, for a wide[...]
Article
After a century of existence, scientific bird ringing is still a highly versatile and extremely useful research technique. It allows information on bird ecology and behaviour that is critical for conservation strategies to be gathered. EURING ha[...]
Article
N. J. Aebischer, Auteur ;
G. R. Potts, Auteur ;
M. Rehfisch, Auteur
The scale of mortality due to hunting of quarry birds in Europe raises conservation questions concerning the effect of hunting on their populations. Typical questions relate to the effect on survival, and to geographical differences and temporal[...]
Article
R. E. Green, Auteur
Methods for diagnosing the causes of bird population declines are described. Special attention is paid to methods which rely on comparisons across geographical regions and/or time periods with different population trends. Comparisons of breeding[...]
Article
A. D. Evans, Auteur ;
A. G. Gosler, Auteur ;
J. D. Wilson, Auteur
The structuring of passerine ringing activity for conservation purposes has hitherto focused mainly on the breeding season; the Constant Effort Sites Scheme provides information on population trends, breeding productivity and survival rates. In [...]
Article
Will J. Peach, Auteur ;
Robert W. Furness, Auteur ;
Anne Brenchley, Auteur
Knowledge of changes in the abundance and demography (productivity and survival) of birds is essential if conservation problems are to be identified and remedied. Bird ringing is the only way to monitor avian survival rates and can provide an ef[...]
Article
Ringers can provide valuable information for conservation at local, national and international levels, by their contributions to national monitoring and by working on specific integrated projects, whether directed from the BTO or by other scient[...]
Article
M. P. Harris, Auteur ;
M. L. Tasker, Auteur
Large numbers of seabirds have been ringed in Britain and Ireland by volunteers and, to a lesser extent, professional ornithologists. At present, the species with about 5,000 or more ringed per year are Guillemot, Storm Petrel, Herring Gull, Puf[...]
Article
Nick Davidson, Auteur ;
David Bryant, Auteur ;
Gerard Boere, Auteur
Migratory waterbirds have long been a major focus of research and conservation interest, for their spectacular migrations and because many are, or have been, quarry species. A good understanding of how waterbirds use the networks of sites on the[...]
Article
Since the implementation of the Environmental Protection Act 1990, the three Country Agencies (English Nature, Scottish Natural Heritage and the Countryside Council for Wales) have had the responsibility for licensing the capture and disturbance[...]
Article
Stephen R. Baillie, Auteur ;
Chris V. Wernham, Auteur ;
Jacquie A. Clark, Auteur
We review the development of scientific and conservation objectives for the British and Irish Ringing Scheme, which has been run by the BTO since 1937. A brief introduction to the workings and growth of the scheme is provided. The types of data [...]
Article
Stephen R. Baillie, Auteur ;
R. W. Furness, Auteur ;
J. A. Clark, Auteur ;
R. E. Green, Auteur ;
A. G. Gosler, Auteur ;
S. J. Ormerod, Auteur ;
W. J. Peach, Auteur ;
D. A. Stroud, Auteur ;
W. J. Sutherland, Auteur ;
J. D. Wilson, Auteur
1 This strategy aims to increase the contribution which ringing makes to conservation science and ornithological research, recognising that the primary outputs of the scheme are scientific publications based on data gathered by volunteer ringers[...]
Article
Stephen R. Baillie, Auteur ;
Chris V. Wernham, Auteur
A Workshop on the Conservation Uses of Ringing Data was jointly convened by the JNCC (on behalf of the Statutory Conservation Agencies) and BTO and held in Norwich on 4-5 November 1995. The main objective was to identify how ringing can be used [...]
