Opportunistic bird species - enhancements for the monitoring of populations

Author(s): Marchant, J.H., Wilson, A.M., Chamberlain, D.E., Gregory, R.D. & Baillie, S.R.

Published: January 1997 Issue No.: 176 Pages: 70pp

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Stephen Baillie

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Opportunistic bird species - enhancements for the monitoring of populations

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