The different papers listed above will be linked to this metadocument and to each other by means of fragment identifiers. The loose form is intended to facilitate revision and expansion of the texts.
References will be brought together in one single list, embracing all papers.
"A long-term study" will open up the project; here an extended catching effort is presented in full. The paper on moult will follow next, the paper on migration will be ready by the turn of the year 2001.
The date of first publication and revisions as well as credit to contributors and discussion partners will be given at the end of each single paper.
The material may be quoted and used without limitation, the pictures used only with permission. Any comment is welcome, to e-mail adress: http://cp.hollviken'at'swipnet.se., or post adress: Christer Persson, Ljungsätersvägen 43, S 23641 Höllviken, Sweden.