SEEN - SE European Bird Migration Network
Contents
FOREWORD 5
PART I
FIELD DATA COLLECTING
INTRODUCTION
THE PASSERINE STATION
    Methods of fieldwork
        Catching methods
        Visual observations
    Field equipment
        Mist-nets
        Heligoland traps
            The Rybatchy-type trap
            Zigzag trap
            Operation Baltic transportable heligoland trap
        Funnel traps
        Bird transport devices
        Bird storing devices
    Laboratory equipment
        Laboratory tools
        Rings
        Ringing stand
    Arrangement of the netting area
        Land habitats
        Wetland habitats
    Documentation of the netting area
    Maintenance of the nets
    How to free a bird from the net
    Net controls
        Standard set of nets
        Special netting
    How to arrange trapping with heligoland traps
    Laboratory methods
        Species determination and coding
        Sex/age determination and coding
        Standard set of measurements
        Additional measurements and scores
        Training the beginners in measuring birds
        Special studies
            Directional preferences of nocturnal migrants
            The study of moult
        Field ringing/data-collecting form
    Laboratory working routine
        Normal routine
        Extended routines
        Alarm routine
THE WADER STATION
    Different catching techniques
        Walk-in traps
        Mist-nets
    Laboratory equipment
        Wader transport and storing devices
        Ringing tools
    Arrangement of the catching area
    Maintenance of the traps
    Control of the traps
    Laboratory methods
        Standard set of measurements and scores
        Additional measurements and scores
    Laboratory working routine
    Wader counts
BIRD MORTALITY AND THE BIRD'S WELFARE
APPENDIX I
    Alternative methods of holding and measuring birds
    List of not redundant species code-items
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PART II
APPLICATION OF COLLECTED DATA
INTRODUCTION
METHODS OF BIRD PASSAGE STUDIES
AND FACTORS CHANGING THEIR EFFECTIVENESS

    List of some possible errors
    Influence of weather conditions
    Influence of factors depending on an observer
    Difficulties in data comparison
MODELLING THE SEASONAL DYNAMICS OF BIRD MIGRATION
    The problem
    Basics of the modelling of the seasonal dynamics pattern
    Modelling the Willow Warbler seasonal dynamics pattern
    Estimation of relative frequency of birds in different waves
    Conclusions
RINGING AND MIGRATION PATTERNS OF EUROPEAN PASSERINES
    Distribution patterns
    Results of ringing - classic studies
    Theoretical models in an interpretation of recovery patterns
        Types of recovery patterns
        Models of migration
            Cline model
            Population model
        Interpretation of recovery patterns
            Elementary recovery patterns
            Complex recovery patterns
        Discussion of the models
    Recovery pattern and distribution of ringed birds
        The method
        An example
        The requirements
    Results of ringing-advanced studies
    General picture of Passerine migration in Europe
    Recent evolution of migration patterns
    Conclusion
A FIELD STUDY OF DIRECTIONAL PREFERENCES
OF NOCTURNAL PASSERINE MIGRANTS

    Basics of the new technique
    Testing the technique
    Evaluation of data
    Reversed directions in the orientation cage
    Comparison of day and night experiments
    Resulted directional patterns
    Results of orientation experiments and ringing recoveries
    Large scale studies based on the method
    Conclusions
EVALUATION OF THE BIRD BODYMASS AND THE BIRD CONDITION
    Conclusions
EVALUATION OF THE WING-SHAPE
    Discussion of the wing-shape indices
    Wing-shape indices in the biometrical studies
    Conclusions
LOCALlSATION OF BREEDlNG ORIGIN OF MIGRANTS
ACCORDING TO BIOMETRICAL DATA

    Population model in biometrics
    Cline model in biometrics
    Checking the models on real data
    How to localise bird groups by measurements
    Methodical problems
    Conclusions
CORRELATIVE TOPOGRAPHY - A USEFUL METHOD
TO STUDY INTRA-GROUP BIOMETRICAL DlFFERENTIATION

    The method
    Example of application
    Conclusions
STUDIES OF LONG-TERM POPULATION DYNAMICS
BASED ON RINGING DATA

    National ringing totals
    Station ringing data
        Localisation of the station
        Methods of data collection
        Evaluation of the station ringing data
        Interpretation of the results
    Pooling the data
    Conclusions
APPENDIX II
REFERENCES

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