Low-tide distribution of waterbirds on the Severn estuary SPA: results of the 2002-03 WeBS Low Tide Counts and a historical analysis
Author(s): Burton, N.H.K., Marchant, J.H., Musgrove, A.J., Armitage, M.J.S., Holloway, S.J. & Phillips, J.
Published: January 2003 Issue No.: 335 Pages: 186pp
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BirdTrack migration blog (23rd-29th September)
Given the seemingly unfavourable conditions over the past week, it has been a pleasant surprise to see such a diverse range of species on the move.