| Titre : | Ringing & Migration 19(2) - Nov., 1998 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
T. W. Dougall, Auteur
A museum study of skins has provided support for Dougall's (1997) field study at Musselburgh, which resulted in separation of Skylark sexes by live winglength (ltoreq109 mm for females and gtoreq 112 mm for males). It has emerged that there may [...]
Article
R. W. Summers, Auteur ;
B. Etheridge, Auteur
One hundred Turnstones were ringed with both incolony and stainless steel rings on the Moray coast, Scotland, to measure the rates of wear of these rings. When new, the steel rings were larger and 2.6 times heavier than the incoloy rings. The ra[...]
Article
Mike P. Toms, Auteur ;
Jacquie A. Clark, Auteur
This is the 60th annual report of the British Trust for Ornithology's Ringing Scheme, presenting the data received in 1996. The development and implementation of a Scientific Strategy for the Ringing Scheme is discussed, together with examples o[...]
Article
J. A. Fowler, Auteur ;
M. V. Hounsome, Auteur
Mark-recapture estimates of the size of a Storm Petrel population which is attracted to tape-lures in Shetland in early July average 8,000 birds. There was a massive influx towards the end of July, which increased the population estimates to abo[...]
