Accounting for Visible Migration

  • Graham J. G. Upton
Part of the Lecture Notes in Statistics book series (LNS, volume 29)


A simple algorithm is presented for calculating an improved estimate of the minimum number of birds present during a day’s visible passage. The technique is described in the context of inshore sea-bird passage though it has wider applications.


Bird Counts Cumulative Sums Sea-Bird Passage 


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Copyright information

© Springer-Verlag Berlin Heidelberg 1985

Authors and Affiliations

  • Graham J. G. Upton
    • 1
  1. 1.Department of MathematicsUniversity of EssexColchesterEngland

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